PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

175-8Washer,flat

Lenz Inc Dba the Lenz Company · NSN 5310-00-899-9156 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-899-9156 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-899-9156. Primary manufacturer part number: 175-8.
Features
  • Washer,flat — FSC 5310
  • Thickness: 0.031 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
  • Overall Diameter: 0.672 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN
  • Hole Diameter: 0.500 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Peripheral Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Polytetrafluoroethylene Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-899-9156, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lenz Inc Dba the Lenz Company. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-899-9156
Primary Part Number175-8
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerLenz Inc Dba the Lenz Company
StatusACTIVE
Thickness0.031 INCHES NOMINAL IN
Center Hole Shape StyleROUND
MaterialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
Overall Diameter0.672 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN
Hole Diameter0.500 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Peripheral Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-053-945410679592 INTERCHANGEABLE
Adapter,connector
Us Army Aviation and Missile Command
2940-00-096-95297521-001 INTERCHANGEABLE
Filter Element,fluid
Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division
2530-00-215-536877804 INTERCHANGEABLE
Parts Kit,hydraulic Brake Master
Dressta North America Ltd
5136-00-224-7114 INTERCHANGEABLE
Diestock
7810-00-271-1758BXKIT-1 INTERCHANGEABLE
Boxing Kit
F & M Micro Products Inc
6150-00-424-53401758 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Mission Systems Davenport Inc.
2640-00-779-25651758 INTERCHANGEABLE
Adapter,tire Valve
Schrader-Bridgeport International Inc Dba Schrader Automotive
5950-00-837-23691472223 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5975-00-925-93168851 INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
5955-01-024-4385625461 INTERCHANGEABLE
Oscillator,noncrystal Controlled
Raytheon Company
Cross-Reference Index
Part NumberManufacturer
2256897PC2 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
175-8 PRIMARY Lenz Inc Dba the Lenz Company (USA)
2256897PC2 Naval Sea Systems Command (USA)
Related Parts
5935-00-053-9454INTERCHANGEABLE
ADAPTER,CONNECTOR
10679592
2940-00-096-9529INTERCHANGEABLE
FILTER ELEMENT,FLUID
7521-001
2530-00-215-5368INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE MASTER
77804
5136-00-224-7114INTERCHANGEABLE
DIESTOCK
7810-00-271-1758INTERCHANGEABLE
BOXING KIT
BXKIT-1
6150-00-424-5340INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
1758
2640-00-779-2565INTERCHANGEABLE
ADAPTER,TIRE VALVE
1758
5950-00-837-2369INTERCHANGEABLE
TRANSFORMER,POWER
1472223
5975-00-925-9316INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
8851
5955-01-024-4385INTERCHANGEABLE
OSCILLATOR,NONCRYSTAL CONTROLLED
625461
5920-01-097-0207INTERCHANGEABLE
FUSE,CARTRIDGE
1758
4730-01-254-9862INTERCHANGEABLE
SWING JOINT,PIPE

Frequently Asked Questions

What is NSN 5310-00-899-9156?

NSN 5310-00-899-9156 is a Washer,flat, manufactured by Lenz Inc Dba the Lenz Company, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-899-9156?

NSN 5310-00-899-9156 has 3 cross-referenced part numbers: 2256897PC2 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 175-8 (Lenz Inc Dba the Lenz Company), 2256897PC2 (Naval Sea Systems Command).

What NSN replaces 5310-00-899-9156?

There are 12 known substitutes for 5310-00-899-9156: 5935-00-053-9454, 2940-00-096-9529, 2530-00-215-5368 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 175-8?

Key specifications for 175-8: Thickness: 0.031 INCHES NOMINAL IN; Center Hole Shape Style: ROUND; Material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL; Overall Diameter: 0.672 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN. 7 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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