PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

33BJack,telephone

Switchcraft Inc. · NSN 5935-00-932-4538 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-932-4538 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-932-4538. Primary manufacturer part number: 33B.
Features
  • Jack,telephone — FSC 5935
  • Thread Class: 2A A
  • Material: RUBBER POLYISOPRENE NATURAL CLASS NR INSULATOR
  • Precious Material and Location: SPRING MATERIAL SILVER
  • Precious Material: SILVER
  • Thread Series Designator: UNEF
  • Finger Accommodation Length: 1.187 INCHES NOMINAL SINGLE FINGER IN
  • Surface Treatment: SILVER SPRING
Applications
  • Applications requiring Rubber Polyisoprene Natural Class Nr Insulator construction
General Description

The Jack,telephone, cataloged under National Stock Number 5935-00-932-4538, 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 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-00-932-4538
Primary Part Number33B
Item NameJack,telephone
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerSwitchcraft Inc.
StatusACTIVE
Thread Class2A A
MaterialRUBBER POLYISOPRENE NATURAL CLASS NR INSULATOR
Precious Material and LocationSPRING MATERIAL SILVER
Precious MaterialSILVER
Thread Series DesignatorUNEF
Finger Accommodation Length1.187 INCHES NOMINAL SINGLE FINGER IN
Surface TreatmentSILVER SPRING
MaterialCOPPER ALLOY BUSHING
Current Rating in Amps3.0
Terminal TypeTAB, SOLDER LUG
Bushing Thru-Hole Accommodation Diameter0.375 INCHES NOMINAL IN
Bushing Accommodation Hole ShapeROUND
Jack Contact Arrangement DesignatorJ7-2B
MaterialNICKEL ALLOY TERMINAL
Thread Quantity Per Inch32
Finger Accommodation Diameter0.250 INCHES NOMINAL SINGLE FINGER IN
MaterialNICKEL ALLOY SPRING
MaterialCOPPER ALLOY BODY
Mounting Facility Type and Quantity1 BUSHING
Nominal Thread Size0.375 INCHES IN
Accommodated Finger TypeTWO CONDUCTOR, SLENDER ROUND TIP SINGLE FINGER
Electrical Insulation FeatureINSULATED COMPLETELY
Body Width0.750 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Mounting Bushing Length0.375 INCHES NOMINAL IN
Body StyleTHREADED BUSHING MOUNTED LONG FRAME
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4310-00-146-987033B INTERCHANGEABLE
Head,compressor
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
6240-00-262-28941001374 INTERCHANGEABLE
Lamp,incandescent
Burton Medical Products Corporation
5985-00-370-2616ANA51D INTERCHANGEABLE
Antenna
Joint Electronics Type Designation System
3110-00-554-3232204S INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5120-00-930-4909 INTERCHANGEABLE
Wrench Set,socket
3460-01-106-005033B 3/8-24 INTERCHANGEABLE
Chuck,drill
Jacobs Chuck Mfg Co
Cross-Reference Index
Part NumberManufacturer
33B PRIMARY Switchcraft Inc. (USA)
Related Parts
4310-00-146-9870INTERCHANGEABLE
HEAD,COMPRESSOR
33B
6240-00-262-2894INTERCHANGEABLE
LAMP,INCANDESCENT
1001374
5985-00-370-2616INTERCHANGEABLE
ANTENNA
ANA51D
3110-00-554-3232INTERCHANGEABLE
BEARING,BALL,ANNULAR
204S
5120-00-930-4909INTERCHANGEABLE
WRENCH SET,SOCKET
3460-01-106-0050INTERCHANGEABLE
CHUCK,DRILL
33B 3/8-24

Frequently Asked Questions

What is NSN 5935-00-932-4538?

NSN 5935-00-932-4538 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 5935-00-932-4538?

NSN 5935-00-932-4538 has 1 cross-referenced part number: 33B (Switchcraft Inc.).

What NSN replaces 5935-00-932-4538?

There are 6 known substitutes for 5935-00-932-4538: 4310-00-146-9870, 6240-00-262-2894, 5985-00-370-2616 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 33B?

Key specifications for 33B: Thread Class: 2A A; Material: RUBBER POLYISOPRENE NATURAL CLASS NR INSULATOR; Precious Material and Location: SPRING MATERIAL SILVER; Precious Material: SILVER. 28 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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