PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

125393Pin,straight,headless

Telemechanics Inc · NSN 5315-00-129-1931 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-00-129-1931 — this item is cataloged by the U.S. Government under National Stock Number 5315-00-129-1931. Primary manufacturer part number: 125393.
Features
  • Pin,straight,headless — FSC 5315
  • First End Outer Radius: 0.062 INCHES NOMINAL IN
  • Pin Overall Diameter: 0.1250 INCHES NOMINAL IN
  • Second End Style: SQUARE
  • Pin Overall Length: 0.375 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Second End Relationship with First End: NOT IDENTICAL
  • First End Style: ROUND
Applications
  • Applications requiring Steel Overall construction
General Description

The Pin,straight,headless, cataloged under National Stock Number 5315-00-129-1931, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 7 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5315-00-129-1931
Primary Part Number125393
Item NamePin,straight,headless
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerTelemechanics Inc
StatusCANCELLED
First End Outer Radius0.062 INCHES NOMINAL IN
Pin Overall Diameter0.1250 INCHES NOMINAL IN
Second End StyleSQUARE
Pin Overall Length0.375 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Second End Relationship with First EndNOT IDENTICAL
First End StyleROUND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
6610-00-053-950312229 INTERCHANGEABLE
Link and Jewel Unit
Aerosonic Llc
3020-00-076-438812229 INTERCHANGEABLE
Gear Assembly
Elbitamerica, Inc.
5133-00-189-9274 INTERCHANGEABLE
Drill,twist
5133-00-228-1339200 13/16 INTERCHANGEABLE
Drill,twist
Michigan Drill Corp
1680-00-771-255212229 INTERCHANGEABLE
Baffle Assembly
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
5998-01-084-791012229 INTERCHANGEABLE
Circuit Card Assembly
Instrumentation Services Inc. Dba Isi - Instrumentation Services Inc
4320-01-422-325212229 INTERCHANGEABLE
Housing,liquid Pump
Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
9310-01-606-206612-229 INTERCHANGEABLE
Paper,cover
3 Star Papers Ltd Dba Limited Papers Div Limited Papers
Cross-Reference Index
Part NumberManufacturer
122-29 Lucent Technologies Inc Corporate Headquarters (USA)
122-29 American Telephone and Telegraph Co (USA)
125393 American Telephone and Telegraph Co (USA)
125393 PRIMARY Telemechanics Inc (USA)
122-29 Zf Industrieantriebe Witten Gmbh (DEU)
122-29 Lucent Technologies Inc Dba Federal Marketing Group (USA)
Related Parts
6610-00-053-9503INTERCHANGEABLE
LINK AND JEWEL UNIT
12229
3020-00-076-4388INTERCHANGEABLE
GEAR ASSEMBLY
12229
5133-00-189-9274INTERCHANGEABLE
DRILL,TWIST
5133-00-228-1339INTERCHANGEABLE
DRILL,TWIST
200 13/16
1680-00-771-2552INTERCHANGEABLE
BAFFLE ASSEMBLY
12229
5998-01-084-7910INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
12229
4320-01-422-3252INTERCHANGEABLE
HOUSING,LIQUID PUMP
12229
9310-01-606-2066INTERCHANGEABLE
PAPER,COVER
12-229

Frequently Asked Questions

What is NSN 5315-00-129-1931?

NSN 5315-00-129-1931 is a Pin,straight,headless, manufactured by Telemechanics Inc, classified under FSC 5315 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5315-00-129-1931?

NSN 5315-00-129-1931 has 6 cross-referenced part numbers: 122-29 (Lucent Technologies Inc Corporate Headquarters), 122-29 (American Telephone and Telegraph Co), 125393 (American Telephone and Telegraph Co), 125393 (Telemechanics Inc), 122-29 (Zf Industrieantriebe Witten Gmbh) and 1 more.

What NSN replaces 5315-00-129-1931?

There are 8 known substitutes for 5315-00-129-1931: 6610-00-053-9503, 3020-00-076-4388, 5133-00-189-9274 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 125393?

Key specifications for 125393: First End Outer Radius: 0.062 INCHES NOMINAL IN; Pin Overall Diameter: 0.1250 INCHES NOMINAL IN; Second End Style: SQUARE; Pin Overall Length: 0.375 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5315-00-129-1931 still in active supply?

NSN 5315-00-129-1931 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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