PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

257Jack,telephone

Birnbach Co Inc · NSN 5935-00-043-2332 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-043-2332 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-043-2332. Primary manufacturer part number: 257.
Features
  • Jack,telephone — FSC 5935
  • Body Style: THREADED BUSHING MOUNTED
  • Overall Diameter: 0.594 INCHES NOMINAL IN
  • Mounting Bushing Length: 0.281 INCHES NOMINAL IN
  • Material: COPPER ALLOY BODY
  • Finger Accommodation Length: 1.188 INCHES NOMINAL SINGLE FINGER IN
  • Bushing Accommodation Hole Shape: ROUND
  • Jack Contact Arrangement Designator: J1
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Jack,telephone, cataloged under National Stock Number 5935-00-043-2332, 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 Birnbach Co Inc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-00-043-2332
Primary Part Number257
Item NameJack,telephone
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerBirnbach Co Inc
StatusACTIVE
Body StyleTHREADED BUSHING MOUNTED
Overall Diameter0.594 INCHES NOMINAL IN
Mounting Bushing Length0.281 INCHES NOMINAL IN
MaterialCOPPER ALLOY BODY
Finger Accommodation Length1.188 INCHES NOMINAL SINGLE FINGER IN
Bushing Accommodation Hole ShapeROUND
Jack Contact Arrangement DesignatorJ1
Finger Accommodation Diameter0.250 INCHES NOMINAL SINGLE FINGER IN
Mounting Facility Type and Quantity1 BUSHING
MaterialCOPPER ALLOY BUSHING
MaterialNICKEL ALLOY SPRING
Accommodated Finger TypeTWO CONDUCTOR, TURRET TIP SINGLE FINGER
Terminal TypeTAB, SOLDER LUG
MaterialNICKEL ALLOY TERMINAL
Bushing Thru-Hole Accommodation Diameter0.375 INCHES NOMINAL IN
MaterialNICKEL ALLOY CONTACT
Electrical Insulation FeatureUNINSULATED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3460-00-187-8674 INTERCHANGEABLE
Wheel,abrasive
5940-00-235-798701-1008-1-0210 INTERCHANGEABLE
Post,binding,electrical
Concord Electronics, Inc.
5340-00-598-5078257 INTERCHANGEABLE
Plug,expansion
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5975-00-681-0545257 INTERCHANGEABLE
Junction Box
Raco, a Division of Hubbell Incorporated(delaware)
6680-00-684-126617XIXXX0200A5AAXXX01 INTERCHANGEABLE
Meter,fluid Flow Indicating,diff
Cameron Energy Services Corp.
5315-00-933-7657257 INTERCHANGEABLE
Staple
Arrow Fastener Company, Inc.
6240-00-944-1267 INTERCHANGEABLE
Lamp,incandescent
6240-01-062-1682 INTERCHANGEABLE
Lamp Flasher
5930-01-111-57582057 INTERCHANGEABLE
Switch,code Indicating Wheel
Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch
6130-01-140-1778 INTERCHANGEABLE
Power Supply
Cross-Reference Index
Part NumberManufacturer
257 PRIMARY Birnbach Co Inc (USA)
320AS169-6 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
Related Parts
3460-00-187-8674INTERCHANGEABLE
WHEEL,ABRASIVE
5940-00-235-7987INTERCHANGEABLE
POST,BINDING,ELECTRICAL
01-1008-1-0210
5340-00-598-5078INTERCHANGEABLE
PLUG,EXPANSION
257
5975-00-681-0545INTERCHANGEABLE
JUNCTION BOX
257
6680-00-684-1266INTERCHANGEABLE
METER,FLUID FLOW INDICATING,DIFF
17XIXXX0200A5AAXXX01
5315-00-933-7657INTERCHANGEABLE
STAPLE
257
6240-00-944-1267INTERCHANGEABLE
LAMP,INCANDESCENT
6240-01-062-1682INTERCHANGEABLE
LAMP FLASHER
5930-01-111-5758INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
2057
6130-01-140-1778INTERCHANGEABLE
POWER SUPPLY
1560-01-165-7158INTERCHANGEABLE
PLATE,STRUCTURAL,AIRCRAFT
4820-01-173-8446INTERCHANGEABLE
CAP,VALVE
257

Frequently Asked Questions

What is NSN 5935-00-043-2332?

NSN 5935-00-043-2332 is a Jack,telephone, manufactured by Birnbach Co Inc, classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-00-043-2332?

NSN 5935-00-043-2332 has 2 cross-referenced part numbers: 257 (Birnbach Co Inc), 320AS169-6 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).

What NSN replaces 5935-00-043-2332?

There are 12 known substitutes for 5935-00-043-2332: 3460-00-187-8674, 5940-00-235-7987, 5340-00-598-5078 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 257?

Key specifications for 257: Body Style: THREADED BUSHING MOUNTED; Overall Length: 1.281 INCHES NOMINAL IN; Overall Diameter: 0.594 INCHES NOMINAL IN; Mounting Bushing Length: 0.281 INCHES NOMINAL IN. 18 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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