PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

X210129Cap,snap Fastener

Trw Assemblies and Fasteners Group · NSN 5325-00-276-4945 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-276-4945 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-276-4945. Primary manufacturer part number: X210129.
Features
  • Cap,snap Fastener — FSC 5325
  • Cap Shank Diameter: 0.157 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
  • Surface Treatment: NICKEL OVERALL
  • Cap Overall Length: 0.301 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
  • Cap Style: CAP
  • Cap Shank Length: 0.186 INCHES NOMINAL IN
  • Material: COPPER ALLOY OVERALL
  • Cap Head Diameter: 0.525 INCHES MINIMUM AND 0.535 INCHES MAXIMUM IN
Applications
  • Applications requiring Copper Alloy Overall construction
General Description

The Cap,snap Fastener, cataloged under National Stock Number 5325-00-276-4945, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Trw Assemblies and Fasteners Group. Government technical data includes 7 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-276-4945
Primary Part NumberX210129
Item NameCap,snap Fastener
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerTrw Assemblies and Fasteners Group
StatusCANCELLED
Cap Shank Diameter0.157 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
Surface TreatmentNICKEL OVERALL
Cap Overall Length0.301 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
Cap StyleCAP
Cap Shank Length0.186 INCHES NOMINAL IN
MaterialCOPPER ALLOY OVERALL
Cap Head Diameter0.525 INCHES MINIMUM AND 0.535 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6625-00-059-8905671 INTERCHANGEABLE
Lead,test
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5905-00-101-2769L50J5R0 INTERCHANGEABLE
Resistor,fixed,wire Wound
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5210-00-181-167711155206 INTERCHANGEABLE
Attachment,indicato
Us Army Aviation and Missile Command
3040-00-223-8073671 INTERCHANGEABLE
Breather
Protectoseal Co Container Div
5120-00-240-52325120-00-240-5232 INTERCHANGEABLE
Screwdriver,offset
General Services Administration Federal Supply Service
5340-00-370-9679 INTERCHANGEABLE
Deflector,dirt and Liquid
2520-00-447-9584671 INTERCHANGEABLE
Breather
Protectoseal Co Container Div
4910-00-473-7550 INTERCHANGEABLE
Sling,final Drive
5999-00-679-3939671 INTERCHANGEABLE
Delay Line
Micro Networks Corporation
2835-00-870-9916671 INTERCHANGEABLE
Vent Plate
Protectoseal Co Container Div
Cross-Reference Index
Part NumberManufacturer
X210129 Trw Assemblies and Fasteners Group (USA)
671 Trw Assemblies and Fasteners Group (USA)
Related Parts
6625-00-059-8905INTERCHANGEABLE
LEAD,TEST
671
5905-00-101-2769INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
L50J5R0
5210-00-181-1677INTERCHANGEABLE
ATTACHMENT,INDICATO
11155206
3040-00-223-8073INTERCHANGEABLE
BREATHER
671
5120-00-240-5232INTERCHANGEABLE
SCREWDRIVER,OFFSET
5120-00-240-5232
5340-00-370-9679INTERCHANGEABLE
DEFLECTOR,DIRT AND LIQUID
2520-00-447-9584INTERCHANGEABLE
BREATHER
671
4910-00-473-7550INTERCHANGEABLE
SLING,FINAL DRIVE
5999-00-679-3939INTERCHANGEABLE
DELAY LINE
671
2835-00-870-9916INTERCHANGEABLE
VENT PLATE
671
5310-00-950-8267INTERCHANGEABLE
NUT,PLAIN,CLINCH
SN440-4
5330-01-124-6410INTERCHANGEABLE
GASKET
671

Frequently Asked Questions

What is NSN 5325-00-276-4945?

NSN 5325-00-276-4945 is a Cap,snap Fastener, manufactured by Trw Assemblies and Fasteners Group, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-276-4945?

NSN 5325-00-276-4945 has 2 cross-referenced part numbers: X210129 (Trw Assemblies and Fasteners Group), 671 (Trw Assemblies and Fasteners Group).

What NSN replaces 5325-00-276-4945?

There are 12 known substitutes for 5325-00-276-4945: 6625-00-059-8905, 5905-00-101-2769, 5210-00-181-1677 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of X210129?

Key specifications for X210129: Cap Shank Diameter: 0.157 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN; Surface Treatment: NICKEL OVERALL; Cap Overall Length: 0.301 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN; Cap Style: CAP. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-276-4945 still in active supply?

NSN 5325-00-276-4945 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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