X-On Electronics has gained recognition as a prominent supplier of D38999/21YC4DN Circular MIL Spec Connector across the USA, India, Europe, Australia, and various other global locations. D38999/21YC4DN Circular MIL Spec Connector are a product manufactured by Glenair. We provide cost-effective solutions for Circular MIL Spec Connector, ensuring timely deliveries around the world.

D38999/21YC4DN Glenair

D38999/21YC4DN electronic component of Glenair
D38999/21YC4DN Glenair
D38999/21YC4DN Circular MIL Spec Connector
D38999/21YC4DN  Connectors

Images are for reference only
See Product Specifications
Part No. D38999/21YC4DN
Manufacturer: Glenair
Category: Circular MIL Spec Connector
Description: Circular MIL Spec Connector BOX MNT HERM RECEPT SKT, PCB FLEX 13
Datasheet: D38999/21YC4DN Datasheet (PDF)
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges



Price (USD)
6: USD 2295.0641 ea
Line Total: USD 13770.38 
Availability - 485
Ship by Fri. 13 Jun to Thu. 19 Jun
MOQ: 6  Multiples: 1
Pack Size: 1
Availability Price Quantity
4
Ship by Fri. 13 Jun to Thu. 19 Jun
MOQ : 1
Multiples : 1
1 : USD 2834.6314
2 : USD 2545.8494
4 : USD 2295.0641

485
Ship by Fri. 13 Jun to Thu. 19 Jun
MOQ : 6
Multiples : 1
6 : USD 2295.0641
7 : USD 2272.2596
10 : USD 1747.8846
20 : USD 1200.7211
35 : USD 972.7403
50 : USD 759.9519
100 : USD 737.1474

   
Manufacturer
Product Category
RoHS - XON
Icon ROHS
MIL Type
Product Type
Shell Size
Shell Style
Contact Gender
Contact Material
Contact Plating
Mounting Style
Termination Style
Series
Mounting Angle
Brand
Mating Style
Number Of Positions / Contacts
Shell Material
Cnhts
Hts Code
Factory Pack Quantity :
Subcategory
Taric
LoadingGif
 
Notes:- Show Stocked Products With Similar Attributes.

We are delighted to provide the D38999/21YC4DN from our Circular MIL Spec Connector category, at competitive rates not only in the United States, Australia, and India, but also across Europe and beyond. A long established and extensive electronic component distribution network has enhanced our global reach and dependability, ensuring cost savings through prompt deliveries worldwide. Client satisfaction is at the heart of our business, where every component counts and every customer matters. Our technical service team is ready to assist you. From product selection to after-sales support, we strive to deliver a seamless and satisfying experience. Are you ready to experience the best in electronic component distribution? Contact X-ON Electronics today and discover why X-On are a preferred choice for the D38999/21YC4DN and other electronic components in the Circular MIL Spec Connector category and beyond.

Image Part-Description
Stock Image 050-301-01-R
Fiber Optic Connectors Sz8,1.25GbpOptoElect Receiver, MMF
Stock : 1
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 050-301-EVALBOARD
Fiber Optic Development Tools Eval FixtureForSz8
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 100-001B375
Spiral Wraps, Sleeves, Tubing & Conduit Tubular Metal Braid 34 AWG
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 1770-2235
1770-2235
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 13032041-2
Circular MIL Spec Backshells
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 121-100-1-1-20BETE
Non-Heat Shrink Tubing and Sleeves 101-1000 FT 4 wks AOC
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 000-01-31-176
Rectangular Mil Spec Connectors 26+ start 4 wks AOC
Stock : 1
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 10-101949-16S
Circular MIL Spec Connector
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 171-003-4S-6K5-18-CL-428
D-Sub Micro-D Connectors COMMERCIAL
Stock : 1
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 171-001-3PS-P1
D-Sub Micro-D Connectors 26start 3 wks AOC
Stock : 1
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Image Part-Description
Stock Image 6162-233-1277
Circular MIL Spec Connector DTS CON 12 SHLD PIN
Stock : 945
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 97-3100A-16-10P
Circular MIL Spec Connector 3P Sz 16 Wall Mount Pin Recept Solder
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 121583-0012
Conn Circular SKT 1 POS Crimp ST Cable Mount 1 Terminal 1 Port
Stock : 1388
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image T816116A1S102CEU
Circular MIL Spec Connector
Stock : 1
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image MS3102A10SL-4P-RES
Circular MIL Spec Connector ER 2C 2#16 PIN RECP BOX
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image T8062000001NEU
Circular MIL Spec Connector
Stock : 1203
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image D38999/33W9N
Protective Cover Straight Aluminum Olive Drab Cadmium
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image D38999/32Z17R
Connector Accessories Protective Cover Straight Aluminum Black Zinc Nickel
Stock : 1
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image MS3100E24-27S
Circular MIL Spec Connector ER 7C 7#16 SKT RECP
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 97-3102A14S-2SX-946
Circular MIL Spec Connector 4P Sz 14S Box Mount Socket Recept Solder
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

D38999 QPL Hermetics D38999/21 Box Mount Hermetic Receptacle MIL-DTL-38999 Series III How To Order: MS Alternate Key Connector Material / Finish Insert Arrangement Position Basic Specification N - CRES, Nickel Per MIL-STD-1560 A, B, C, D, E Y - CRES, Passivated D38999 See Pages B2 - B4 (N = Normal) A H B G D38999 /21 Y B 35 P N K J C F B Contact Termination Shell Size D E Shell Style P - Pin, Solder Cup S - Socket, Solder Cup A - 9 F - 19 /21 - Box Mount X - Pin, Eyelet Z - Socket, Eyelet B - 11 G - 21 C - Pin, PCB D - Socket, PCB H - 23 C - 13 Flex Feedthrough Flex Feedthrough J - 25 D - 15 E - 17 .102 M M .075 .175/.125 2XC BSC A Threads .843 Max 2XD BSC Feedthrough P Contact (C & D) 4X Chamfered or Rounded Socket Face K K A H B Solder Cup B SQ G K J A H Contact (P & S) C B F G K J D E C Eyelet F D E Contact (X & Z) Pin Face K 4XF .520 Max 4XE M .005 M .005 Fully Mated Indicator .406 Max (S & Z)M M .382 Max (P & X) Band-Red 4X G Holes K K K K K K J Min H Min Back Panel Front Panel Mounting Mounting 2008 Glenair, Inc. CAGE CODE 06324 Printed in U.S.A. GLENAIR, INC. 1211 AIR WAY GLENDALE, CA 91201-2497 818-247-6000 FAX 818-500-9912 www.glenair.com E-Mail: sales glenair.com B-20D38999/21 Box Mount Hermetic Receptacle MIL-DTL-38999 Series III How To Order: Commercial Contact Termination P - Pin, Solder Cup S - Socket, Solder Cup Shell Style Shell Size Connector Series X - Pin, Eyelet Z - Socket, Eyelet 233 - D38999 Series III Type H2 - Hermetic Box Mount 09,11,13,15,17,19,21,23,25 C - Pin, PCB D - Socket, PCB 233 - 100 - H2 Z1 11 - 35 P N Insert Arrangement Connector Type Alternate Key Position Connector Material / Finish B Per MIL-STD-1560 A, B, C, D, E 100 - Hermetic ZL - CRES, Nickel (N = Normal) Receptacle Z1 - CRES, Passivated See Pages B-2 - B-4 TABLE I: CONNECTOR DIMENSIONS SHELL SHELL B SQ C D E F SIZE A THREAD SIZE .012(0.3) BSC BSC .008(0.2) .008(0.2) CODE A 9/09 .6250-.1P-.3L-TS-2A .937(23.8) .719(18.3) .594(15.1) .128(3.3) .216(5.5) B 11 .7500-.1P-.3L-TS-2A 1.031(26.2) .812(20.6) .719(18.3) .128(3.3) .194(4.9) C 13 .8750-.1P-.3L-TS-2A 1.126(28.6) .906(23.0) .812(20.6) .128(3.3) .194(4.9) D 15 1.0000-.1P-.3L-TS-2A 1.220(31.0) .969(24.6) .906(23.0) .128(3.3) .194(4.9) E 17 1.1875-.1P-.3L-TS-2A 1.311(33.3) 1.062(27.0) .969(24.6) .128(3.3) .194(4.9) F 19 1.2500-.1P-.3L-TS-2A 1.437(36.5) 1.156(29.4) 1.062(27.0) .128(3.3) .194(4.9) G 21 1.3750-.1P-.3L-TS-2A 1.563(39.7) 1.250(31.8) 1.156(29.4) .128(3.3) .194(4.9) H 23 1.5000-.1P-.3L-TS-2A 1.689(42.9) 1.375(34.9) 1.250(31.8) .154(3.9) .242(6.1) J 25 1.6250-.1P-.3L-TS-2A 1.811(46.0) 1.500(38.1) 1.375(34.9) .154(3.9) .242(6.1) TABLE ll: CONTACT SIZE PRINTED CIRCUIT TAIL CONFIGURATIONS CONTACT STYLE C AND D P TABLE I (CONTINUED): CONNECTOR DIMENSIONS SIZE 12 AND SIZE 16 SHELL G SHELL H J K SIZE HOLES .050 .015 SIZE MIN MIN .005(0.1) CODE .005(0.1) (1.27 0.38) A 9/09 .128(3.3) .656(16.7) .516(13.1) .719(18.3) B 11 .128(3.3) .781(19.8) .625(15.9) .812(20.6) SIZE 22D AND SIZE 20 P C 13 .128(3.3) .921(23.4) .750(19.1) .906(23.0) Contact P Size D 15 .128(3.3) 1.047(26.6) .906(23.0) .968(24.6) .011 (0.28) E 17 .128(3.3) 1.218(30.9) 1.016(25.8) 1.062(27.0) 22D .015 (0.38) F 19 .128(3.3) 1.296(32.9) 1.142(35.9) 1.156(29.4) .024 (0.61) 20 G 21 .128(3.3) 1.421(36.1) 1.266(32.2) 1.250(31.8) .028 (0.71) H 23 .154(3.9) 1.546(39.3) 1.375(34.9) 1.375(34.9) .0635 (1.61) 16 .0615 (1.56) J 25 .154(3.9) 1.672(42.5) 1.484(37.7) 1.500(38.1) .095 (2.41) 12 .093 (2.36) 2008 Glenair, Inc. CAGE CODE 06324 Printed in U.S.A. GLENAIR, INC. 1211 AIR WAY GLENDALE, CA 91201-2497 818-247-6000 FAX 818-500-9912 www.glenair.com E-Mail: sales glenair.com B-21 D38999 QPL Hermetics

Tariff Desc

8536.69.90 CONNECTORS, electrical, being ANY of the following:
(a) rectangular rack and panel;
(b) cylindrical; or
(c) RF coaxial
and manufactured in accordance with ANY of the following military Specs
MIL-C-8384, MIL-C-21671, MIL-C-26518, MIL-C-28731, MIL-C-28748,
MIL-C-28804, MIL-C-81659, MIL-C-83527, MIL-C-83733, MIL-C-85028,
ARINC 600, ARINC 404
Cylindrical connectors
MIL-C-85049, MIL-C-5015, MIL-C-10544, MIL-C-12520, MIL-C-22249,
MIL-C-22539, MIL-C-22992, MIL-C-24217, MIL-C-25955, MIL-C-26482,
MIL-C-26500, MIL-C-83723, MIL-C-27599, MIL-C-28840, MIL-C-38300,
MIL-C-38999, MIL-C-55116, MIL-C-55181, MIL-C-55243, MIL-C-81511.
MIL-C-81703, MIL-C-83723, NAS 1599
RF coaxial connectors
MIL-A-55339, MIL-C-3643, MIL-C-3650, M26637/1, M26337/2, M39012/07,
M39012/08, M39012/09, M39012/10, M39012/11, M39012/12,
M39012/14, M39012/18,
M39012/20, M39012/23, M39012/24,
M39012/29, M39012/30,
M39012/33, M39012/34, M39012/35, M39012/36, M39012/37,
M39012/38, M39012/39, M39012/40, M39012/41, M39012/42, M39012/43,
M39012/44, M39012/45, M39012/46, M39012/47, M39012/48, M39012/49,
M39012/55, M39012/56, M39012/57, M39012/58, M39012/60, M39012/61,
M39012/62, M39012/63, M39012/64, M39012/65, M39012/66, M39012/67,
M39012/68, M39012/69, M39012/70, M39012/71, M39012/73, M39012/74,
M39012/75, M39012/76, M39012/77, M39012/79, M39012/80, M39012/81,
M39012/82, M39012/84, M39012/85, M39012/86, M39012/87, M39012/88,
M39012/89, M39012/90, M39012/91, M39012/92, M39012/93, M39012/94,
M39012/95, M39012/96, M39012/100, M39012/101, M39012/102,
M39012/103, M39012/104, M3655/01, M3655/02, M3655/04, M3655/05,
M3655/06, M3655/07, M3655/08, M3655/09, M3655/10, M3655/11,
M3655/12, M3655/13, M3655/14, M3655/15, M3655/16, M3655/17,
M3655/18, M3655/19, M3655/20, M3655/21, M3655/22, M3655/23,
M35516/16, M25516/17, M25516/18, M25516/19, M25516/20, M25516/21,
M25516/22, M25516/25, M25516/27, M25516/28, M25516/29, M27434/5,
Op. 01.07.1997 Dec. 19.08.1998 - TC 9706627
Schneider ZB5AS844 Switch Actuator – Reliable Electromechanical Control image

Apr 2, 2025
The Schneider ZB5AS844 Switch Actuator is a reliable electromechanical component designed for industrial control applications. Part of Schneider Electric’s Harmony series, this red illuminated switch actuator is ideal for emergency stop functions in automation, HVAC, and energy management systems.
1427DINCLIP Mounting Fixings by Hammond: Secure DIN Rail Mounting image

Apr 17, 2025
The 1427DINCLIP Mounting Fixings by Hammond are durable black nylon clips designed for secure enclosure mounting on 35mm DIN rails. Lightweight and robust, they ensure reliable performance in industrial setups.
IRFBG20PBF Vishay MOSFET – 600V Power Transistor image

May 12, 2025
IRFBG20PBF MOSFETs by Vishay are 600V N-channel power transistors with low RDS(on), fast switching, and TO-220AB package—ideal for SMPS, motor drives, and high-efficiency power systems.
Molex 10-01-3056 Header – Secure Wire-to-Board Connector image

Apr 25, 2025
The 10-01-3056 by Molex is a 5-position, 2.54mm pitch PCB header from the KK 254 series, ideal for secure wire-to-board connections. Perfect for power and signal use. Ships to USA, India, Australia, Europe, and other countries via Xon Electronics.

Looking for help? Visit our FAQ's Section to answer to all your questions

 

X-ON Worldwide Electronics

Welcome To X-ON Electronics
For over three decades, we have been advocating and shaping the electronic components industry. Our management complements our worldwide business scope and focus. We are committed to innovation, backed by a strong business foundation. If you need a trustworthy supplier of electronic components for your business – look no further.
 

Copyright ©2025  X-ON Electronics Services. All rights reserved.
Please ensure you have read and understood our Terms & Conditions before purchasing. All prices exclude GST.

Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted AS9120 Certified