PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

Y102Washer,flat

Wildfire Pacific Inc · NSN 5310-00-171-9339 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-171-9339 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-171-9339. Primary manufacturer part number: Y102.
Features
  • Washer,flat — FSC 5310
  • Center Hole Shape Style: ROUND
  • Peripheral Shape Style: ROUND
  • Overall Diameter: 0.375 INCHES NOMINAL IN
  • Material: CELLULOSE OVERALL
  • Material Document and Classification: MIL-F-1148,GR BH MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Thickness: 0.062 INCHES NOMINAL IN
  • Hole Diameter: 0.150 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Cellulose Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-171-9339, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Wildfire Pacific Inc. Government technical data includes 8 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-171-9339
Primary Part NumberY102
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerWildfire Pacific Inc
StatusACTIVE
Center Hole Shape StyleROUND
Peripheral Shape StyleROUND
Overall Diameter0.375 INCHES NOMINAL IN
MaterialCELLULOSE OVERALL
Material Document and ClassificationMIL-F-1148,GR BH MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Thickness0.062 INCHES NOMINAL IN
Hole Diameter0.150 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5120-00-133-0653M22520/5-55 INTERCHANGEABLE
Die,crimping Tool
Sae International Dba Sae International
5120-01-335-8295Y102 INTERCHANGEABLE
Die,crimping Tool
Daniels Manufacturing Corporation
Cross-Reference Index
Part NumberManufacturer
Y102 PRIMARY Wildfire Pacific Inc (USA)
Related Parts
5120-00-133-0653INTERCHANGEABLE
DIE,CRIMPING TOOL
M22520/5-55
5120-01-335-8295INTERCHANGEABLE
DIE,CRIMPING TOOL
Y102

Frequently Asked Questions

What is NSN 5310-00-171-9339?

NSN 5310-00-171-9339 is a Washer,flat, manufactured by Wildfire Pacific Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-171-9339?

NSN 5310-00-171-9339 has 1 cross-referenced part number: Y102 (Wildfire Pacific Inc).

What NSN replaces 5310-00-171-9339?

There are 2 known substitutes for 5310-00-171-9339: 5120-00-133-0653, 5120-01-335-8295. Verify interchangeability with system specifications before substitution.

What are the specifications of Y102?

Key specifications for Y102: Center Hole Shape Style: ROUND; Peripheral Shape Style: ROUND; Overall Diameter: 0.375 INCHES NOMINAL IN; Material: CELLULOSE OVERALL. 8 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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