PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

609051Washer,flat

Bell and Howell Phillipsburg Co Corporate Offices · NSN 5310-00-209-0135 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-209-0135 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-209-0135. Primary manufacturer part number: 609051.
Features
  • Washer,flat — FSC 5310
  • Peripheral Shape Style: ROUND
  • Surface Treatment Document and Classification: QQ-Z-325,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Surface Treatment: ZINC OVERALL
  • Material: STEEL OVERALL
  • Hole Diameter: 0.190 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN
  • Overall Diameter: 0.337 INCHES MINIMUM AND 0.347 INCHES MAXIMUM IN
  • Center Hole Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-209-0135, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Bell and Howell Phillipsburg Co Corporate Offices. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, 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
NSN5310-00-209-0135
Primary Part Number609051
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerBell and Howell Phillipsburg Co Corporate Offices
StatusACTIVE
Peripheral Shape StyleROUND
Surface Treatment Document and ClassificationQQ-Z-325,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Surface TreatmentZINC OVERALL
MaterialSTEEL OVERALL
Hole Diameter0.190 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN
Overall Diameter0.337 INCHES MINIMUM AND 0.347 INCHES MAXIMUM IN
Center Hole Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Thickness0.0465 INCHES MINIMUM AND 0.0515 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5950-00-412-960460905-1 INTERCHANGEABLE
Transformer,power
L3harris Technologies, Inc.
2805-00-741-0243PK50 INTERCHANGEABLE
Retainer,check Ball
Wisconsin Motors, Llc
Cross-Reference Index
Part NumberManufacturer
609051 Bell and Howell Phillipsburg Co Corporate Offices (USA)
WAS150 Federal Div of Victoreen Instrument Co Inc (USA)
9051P5 Bell and Howell Phillipsburg Co Corporate Offices (USA)
Related Parts
5950-00-412-9604INTERCHANGEABLE
TRANSFORMER,POWER
60905-1
2805-00-741-0243INTERCHANGEABLE
RETAINER,CHECK BALL
PK50

Frequently Asked Questions

What is NSN 5310-00-209-0135?

NSN 5310-00-209-0135 is a Washer,flat, manufactured by Bell and Howell Phillipsburg Co Corporate Offices, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-209-0135?

NSN 5310-00-209-0135 has 3 cross-referenced part numbers: 609051 (Bell and Howell Phillipsburg Co Corporate Offices), WAS150 (Federal Div of Victoreen Instrument Co Inc), 9051P5 (Bell and Howell Phillipsburg Co Corporate Offices).

What NSN replaces 5310-00-209-0135?

There are 2 known substitutes for 5310-00-209-0135: 5950-00-412-9604, 2805-00-741-0243. Verify interchangeability with system specifications before substitution.

What are the specifications of 609051?

Key specifications for 609051: Peripheral Shape Style: ROUND; Surface Treatment Document and Classification: QQ-Z-325,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Surface Treatment: ZINC OVERALL; Material: STEEL OVERALL. 9 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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