PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C12BJack,telephone

Switchcraft Inc. · NSN 5935-00-905-9122 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-905-9122 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-905-9122. Primary manufacturer part number: C12B.
Features
  • Jack,telephone — FSC 5935
  • Material: COPPER ALLOY BODY
  • Jack Contact Arrangement Designator: J2
  • Material: COPPER ALLOY BUSHING
  • Thread Series Designator: UNEF
  • Finger Accommodation Length: 1.188 INCHES NOMINAL ALL FINGERS IN
  • Thread Quantity Per Inch: 32
  • Finger Accommodation Diameter: 0.250 INCHES NOMINAL ALL FINGERS IN
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Jack,telephone, cataloged under National Stock Number 5935-00-905-9122, 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 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5935-00-905-9122
Primary Part NumberC12B
Item NameJack,telephone
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerSwitchcraft Inc.
StatusCANCELLED
MaterialCOPPER ALLOY BODY
Jack Contact Arrangement DesignatorJ2
MaterialCOPPER ALLOY BUSHING
Thread Series DesignatorUNEF
Finger Accommodation Length1.188 INCHES NOMINAL ALL FINGERS IN
Thread Quantity Per Inch32
Finger Accommodation Diameter0.250 INCHES NOMINAL ALL FINGERS IN
Terminal TypeTAB, SOLDER LUG
MaterialSILVER AND NICKEL ALLOY CONTACT
Nominal Thread Size0.375 INCHES IN
Bushing Thru-Hole Accommodation Diameter0.375 INCHES NOMINAL IN
Surface TreatmentTIN TERMINAL
Bushing Accommodation Hole ShapeROUND
MaterialPLASTIC INSULATOR
Accommodated Finger TypeTHREE CONDUCTOR, SLENDER SPHERICAL TIP SINGLE FINGER
Body StyleTHREADED BUSHING MOUNTED
Electrical Insulation FeatureINSULATED COMPLETELY
Thread DirectionRIGHT-HAND
Mounting Bushing Length0.276 INCHES NOMINAL IN
Overall Diameter0.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5935-00-192-4729 INTERCHANGEABLE
Jack,telephone
5110-00-693-63441286871 INTERCHANGEABLE
Chisel,cold,hand
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6150-01-623-5142C.12VIK INTERCHANGEABLE
Bus,conductor
Dema Engineering Co
6220-01-671-275439315-001 INTERCHANGEABLE
Indicator,light
Korry Electronics Co
Cross-Reference Index
Part NumberManufacturer
00606296012897 The Technical Material Corporation Dba T M C (USA)
C-12B Embraer Empresa Brasileira De Aeronautica Sa (BRA)
C12B PRIMARY Switchcraft Inc. (USA)
3931-5001 PRIMARY Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc (USA)
C-12B Embraer S.a. (BRA)
JJ033 The Technical Material Corporation Dba T M C (USA)
Related Parts
5935-00-192-4729INTERCHANGEABLE
JACK,TELEPHONE
5110-00-693-6344INTERCHANGEABLE
CHISEL,COLD,HAND
1286871
6150-01-623-5142INTERCHANGEABLE
BUS,CONDUCTOR
C.12VIK
6220-01-671-2754INTERCHANGEABLE
INDICATOR,LIGHT
39315-001

Frequently Asked Questions

What is NSN 5935-00-905-9122?

NSN 5935-00-905-9122 is a Jack,telephone, manufactured by Switchcraft Inc., classified under FSC 5935 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5935-00-905-9122?

NSN 5935-00-905-9122 has 6 cross-referenced part numbers: 00606296012897 (The Technical Material Corporation Dba T M C), C-12B (Embraer Empresa Brasileira De Aeronautica Sa), C12B (Switchcraft Inc.), 3931-5001 (Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc), C-12B (Embraer S.a.) and 1 more.

What NSN replaces 5935-00-905-9122?

There are 4 known substitutes for 5935-00-905-9122: 5935-00-192-4729, 5110-00-693-6344, 6150-01-623-5142 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C12B?

Key specifications for C12B: Material: COPPER ALLOY BODY; Jack Contact Arrangement Designator: J2; Material: COPPER ALLOY BUSHING; Thread Series Designator: UNEF. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5935-00-905-9122 still in active supply?

NSN 5935-00-905-9122 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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