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MIL-C-5015 Firewall Connectors
MS-K firewall connectors have met and are qualified to the fireproof test of MIL-C-5015. This test requires that a connector mounted to a firewall will continure to operate for 5 minutes in case of fire and prevent the passage of flame for 20 minutes. These connectors are not environmentally sealed but operate continuously at temperature up to +177˚C (+350˚F). MS-K connectors have crimp type con-
MS-K
tacts; thermocouple contacts must be orderd separately and are solder type unless otherwise requested on order. Cavities that will contain the thermocouple contacts and contact material must be specified when ordering.
Performance and Material Specifications
MATERIALS
Shell - Steel Insulator - Glass-filled epoxy or glass-filled melamine or melamine glass cloth laminate Contacts - Copper alloy
FINISHES
Shell - Olive drab over cadmium plate Contacts - Silver plate
MECHANICAL FEATURES
Shell Size - In sixteenths of an inch Coupling - Threaded Contact Arrangements - See pages 216-217
ELECTRICAL DATA
Number of Contacts - 1 thru 37
How to Order
MS 3106 K 36 8 P
SERIES PREFIX SHELL STYLE CLASS CONTACT TYPE CONTACT ARRANGEMENT SHELL SIZE
SERIES PREFIX MS SHELL STYLE See pages 202-204 CLASS K per MIL-C-5015
SHELL SIZE 8S to 36 CONTACT ARRANGEMENT See pages 216-217 CONTACT TYPE P for pin; S for socket
Wall Mounting Receptacle
MS3100K
L M K W POLARIZING KEY
+ _.005
R (TYP)
L M K W
O
S (TYP.)
O
A THREAD B V THREAD T DIA.
+.010 -.003
A THREAD B V THREAD
Sizes 8S to 18 have junction shell Part Number MS3100K8S-*† • MS3100K10SL-*† MS3100K12S-*† MS3100K14S-*† MS3100K16S-*† MS3100K16-*† MS3100K18-*† MS3100K20-*† MS3100K22-*† MS3100K24-*† MS3100K28-*† MS3100K32-*† MS3100K36-*† B .375 (9.52) .375 (9.52) .375 (9.52) .375 (9.52) .375 (9.52) .625 (15.88) .625 (15.88) .625 (15.88) .625 (15.88) .625 (15.88) .625 (15.88) .625 (15.88) .625 (15.88) K .125 (3.18) .125 (3.18) .125 (3.18) .125 (3.18) .125 (3.18) .125 (3.18) .125 (3.18) .078 (1.98) .078 (1.98) .078 (1.98) .078 (1.98) .078 (1.98) .125 (3.18) L 1.453 (36.91) 1.109 (28.17) 1.515 (38.48) 1.515 (38.48) 1.703 (43.26) 1.703 (43.26) 1.921 (48.79) 2.109 (53.57) 2.031 (51.59) 2.328 (59.13) 2.025 (51.44) 2.453 (62.31) 2.594 (65.89) M .563 (14.30) .563 (14.30) .563 (14.30) .563 (14.30) .563 (14.30) .750 (19.05) .750 (19.05) .750 (19.05) .750 (19.05) .813 (20.65) .813 (20.65) .875 (22.22) .875 (22.22) O 17/32 25/32 25/32 29/32 1-1/32 1-1/32 1-5/32 1-21/64 1-25/64 1-37/64 1-49/64 2-1/64 2-17/64 R 19/32 23/32 13/16 29/32 31/32 31/32 1-1/16 1-5/32 1-1/4 1-3/8 1-9/16 1-3/4 1-15/16 1 1-3/32 1-3/16 1-9/32 1-9/32 1-3/8 1-1/2 1-5/8 1-3/4 2 2-1/4 2-1/2 S 7/8
Sizes 20 to 36 have endbell T .150 (3.81) .150 (3.81) .150 (3.81) .150 (3.81) .150 (3.81) .150 (3.81) .177 (4.50) .177 (4.50) .177 (4.50) .177 (4.50) .177 (4.50) .209 (5.31) .209 (5.31) W .375 (9.52) .375 (9.52) .375 (9.52) .375 (9.52) .375 (9.52) .375 (9.52) .375 (9.52) .375 (9.52) .375 (9.52) .375 (9.52) .375 (9.52) .438 (11.13) .500 (12.70)
• Receptacles in size 10SL are available with pin inserts only. Part Number MS3100K8S-*†
* Add contact arrangment. See pages 216-217. A Thread 1/2-28UNEF-2A 5/8-24UNEF-2A 3/4-20UNEF-2A 7/8-20UNEF-2A 1-20UNEF-2A 1-20UNEF-2A 1-1/8-18UNEF-2A 1-1/4-18UNEF-2A 1-3/8-18UNEF-2A 1-1/2-18UNEF-2A 1-3/4-18UNS-2A 2-18UNS-2A 2-1/4-16UN-2A
† Add contact type:P - pin; S - socket. V Thread 1/2-28UNEF-2A 5/8-24UNEF-2A 5/8-24UNEF-2A 3/4-20UNEF-2A 7/8-20UNEF-2A 7/8-20UNEF-2A 1-20UNEF-2A 1-3/16-18UNEF-2A 1-3/16-18UNEF-2A 1-7/16-18UNEF-2A 1-7/16-18UNEF-2A 13/4-18UNS-2A 2-18UNS-2A Dimensions are shown in inches (millimeters). Dimensions subject to change.
MS3100K10SL-*† MS3100K12S-*† MS3100K14S-*† MS3100K16S-*† MS3100K16-*† MS3100K18-*† MS3100K20-*† MS3100K22-*† MS3100K24-*† MS3100K28-*† MS3100K32-*† MS3100K36-*†
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MIL-C-5015 Firewall Connectors
Box Mounting Receptacle
MS3102K
MS-K
POLARIZING KEY
L M K
+ _.005
R (TYP)
L M K O THREAD
O A THREAD B MAX INSULATION EXTENSION SEE TAB
S (TYP.)
A
+.010 -.003
B
W MAX INSULATION EXTENSION SEE TAB
T DIA.
Sizes 8S to 18 have plain rear skirt
Sizes 20 to 36 have threaded rear skirt
Maximum Insulation Extensions
Shell Size 8S 10SL-16S 16-18 20-22 24 28 32 36 Part Number MS3102K8S-*† • MS3102K10SL-*† MS3102K12S-*† MS3102K14S-*† MS3102K16S-*† MS3102K16-*† MS3102K18-*† MS3102K20-*† MS3102K22-*† MS3102K24-*† MS3102K28-*† MS3102K32-*† MS3102K36-*† A Thread 1/2-28UNEF-2A 5/8-24UNEF-2A 3/4-20UNEF-2A 7/8-20UNEF-2A 1-20UNEF-2A 1-20UNEF-2A 1-1/8-18UNEF-2A 1-1/4-18UNEF-2A 1-3/8-18UNEF-2A 1-1/2-18UNEF-2A 1-3/4-18UNS-2A 2-18UNS-2A 2-1/4-16UN-2A B .375 (9.52) .375 (9.52) .375 (9.52) .375 (9.52) .375 (9.52) .625 (15.88) .625 (15.88) .625 (15.88) .625 (15.88) .625 (15.88) .625 (15.88) .625 (15.88) .625 (15.88) K .063 (1.90) .063 (1.90) .063 (1.90) .063 (1.90) .063 (1.90) .063 (1.90) .063 (1.90) .078 (1.98) .078 (1.98) .078 (1.98) .078 (1.98) .078 (1.98) .125 (3.18) L 59/64 61.