PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43AJack,telephone

Switchcraft Inc. · NSN 5935-00-761-0271 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-761-0271 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-761-0271. Primary manufacturer part number: 43A.
Features
  • Jack,telephone — FSC 5935
  • Bushing Accommodation Hole Shape: ROUND
  • Material: COPPER ALLOY BODY
  • Accommodated Finger Type: TWO CONDUCTOR, TURRET TIP SINGLE FINGER
  • Mounting Facility Type and Quantity: 1 BUSHING
  • Terminal Type: TAB, SOLDER LUG
  • Finger Accommodation Diameter: 0.141 INCHES NOMINAL SINGLE FINGER IN
  • Body Style: THREADED BUSHING MOUNTED
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Jack,telephone, cataloged under National Stock Number 5935-00-761-0271, is classified within Federal Supply Class 5935 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Switchcraft Inc.. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-00-761-0271
Primary Part Number43A
Item NameJack,telephone
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerSwitchcraft Inc.
StatusACTIVE
Bushing Accommodation Hole ShapeROUND
MaterialCOPPER ALLOY BODY
Accommodated Finger TypeTWO CONDUCTOR, TURRET TIP SINGLE FINGER
Mounting Facility Type and Quantity1 BUSHING
Terminal TypeTAB, SOLDER LUG
Finger Accommodation Diameter0.141 INCHES NOMINAL SINGLE FINGER IN
Body StyleTHREADED BUSHING MOUNTED
Nominal Thread Size0.250 INCHES IN
Bushing Thru-Hole Accommodation Diameter0.250 INCHES NOMINAL IN
Jack Contact Arrangement DesignatorJ4
MaterialNICKEL ALLOY SPRING
Thread DirectionRIGHT-HAND
Overall Diameter0.438 INCHES NOMINAL IN
Mounting Bushing Length0.203 INCHES NOMINAL IN
Electrical Insulation FeatureINSULATED COMPLETELY
Thread Class2A A
MaterialCOPPER ALLOY BUSHING
Finger Accommodation Length0.563 INCHES NOMINAL SINGLE FINGER IN
MaterialNICKEL ALLOY CONTACT
MaterialPLASTIC PHENOL FORMALDEHYDE (PMO) INSULATOR
Thread Series DesignatorUNEF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5930-00-170-8728 INTERCHANGEABLE
Cover,electrical Switch
5340-00-290-7263 INTERCHANGEABLE
Cap-Plug,protective,dust and Moi
5961-00-466-163343A INTERCHANGEABLE
Transistor
Lucent Technologies Inc Corporate Headquarters
5365-00-542-1833 INTERCHANGEABLE
Spacer,sleeve
5930-00-755-5549 INTERCHANGEABLE
Switch,rotary
8340-00-951-0988 INTERCHANGEABLE
Segment,tent Frame Arch
6220-01-662-146143A INTERCHANGEABLE
Reflector,light
Truck-Lite Co., Llc
Cross-Reference Index
Part NumberManufacturer
43A PRIMARY Switchcraft Inc. (USA)
7J1138 Switchcraft Inc. (USA)
Related Parts
5930-00-170-8728INTERCHANGEABLE
COVER,ELECTRICAL SWITCH
5340-00-290-7263INTERCHANGEABLE
CAP-PLUG,PROTECTIVE,DUST AND MOI
5961-00-466-1633INTERCHANGEABLE
TRANSISTOR
43A
5365-00-542-1833INTERCHANGEABLE
SPACER,SLEEVE
5930-00-755-5549INTERCHANGEABLE
SWITCH,ROTARY
8340-00-951-0988INTERCHANGEABLE
SEGMENT,TENT FRAME ARCH
6220-01-662-1461INTERCHANGEABLE
REFLECTOR,LIGHT
43A

Frequently Asked Questions

What is NSN 5935-00-761-0271?

NSN 5935-00-761-0271 is a Jack,telephone, manufactured by Switchcraft Inc., classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-00-761-0271?

NSN 5935-00-761-0271 has 2 cross-referenced part numbers: 43A (Switchcraft Inc.), 7J1138 (Switchcraft Inc.).

What NSN replaces 5935-00-761-0271?

There are 7 known substitutes for 5935-00-761-0271: 5930-00-170-8728, 5340-00-290-7263, 5961-00-466-1633 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43A?

Key specifications for 43A: Special Features: SPECIAL TRANSFER CIRCUIT; Bushing Accommodation Hole Shape: ROUND; Material: COPPER ALLOY BODY; Accommodated Finger Type: TWO CONDUCTOR, TURRET TIP SINGLE FINGER. 23 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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