#440A Circuit Closing Jack | Electrical Connectors

440A

Telephone Jack

NSN 5935-00-194-2967

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
001942967

Detail Specifications

Electrical Insulation Feature:
Insulated completely
Body Style:
Dual hole or slot mounted
Overall Length:
3.469 inches
Overall Height:
1.688 inches
Mounting Hole Diameter:
0.156 inches
Mounting Bushing Length:
0.578 inches
Body Width:
0.562 inches
Distance Between Mounting Facility Centers:
1.375 inches
Bushing Accommodation Hole Shape:
Double round plain
Accommodated Finger Type:
Two conductor, round tip all fingers
Finger Accommodation Diameter:
0.250 inches all fingers
Finger Accommodation Length:
1.219 inches all fingers
Center To Center Distance Between Finger Accommodations:
0.625 inches
Mounting Bushing Diameter:
0.438 inches
Bushing Thru-hole Accommodation Diameter:
0.438 inches
Center To Center Distance Between Bushing Thru-hole Accommodations:
0.625 inches
Jack Contact Arrangement Designator:
J12-1d
Mounting Facility Type And Quantity:
1 bushing and 2 unthreaded hole
Terminal Type:
Tab, solder lug
Material:
Beryllium copper spring
Material:
Beryllium copper terminal
Material:
Metal body
Material:
Metal bushing
Material:
Metal contact
Material:
Plastic insulator
Material:
Copper alloy spring
Material:
Copper alloy terminal
Material:
Plastic insulator
Precious Material And Location:
Contact springs and terminal surfaces gold
Precious Material:
Gold
Surface Treatment:
Gold spring
Surface Treatment:
Gold terminal
Surface Treatment:
Gold terminal
Surface Treatment:
Gold spring
NSN:
5935-00-194-2967
Item Name:
Circuit Closing Jack
Cage Code:
3B4M0

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
440AJACK
Cage Code:
64959
RNCC:
3
RNVC:
1
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
440A
Cage Code:
64959
RNCC:
5
RNVC:
1
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
440AJACK
Cage Code:
70408
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
440AJACK
Cage Code:
3B4M0
RNCC:
3
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Electrical Connectors
--------- Telephone Jacks
------------ P/N 440A

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Last Updated: 01/19/2025