PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

901PWasher,flat

Lavelle Industries, Inc. Dba Lavelle · NSN 5310-00-236-0044 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-236-0044 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-236-0044. Primary manufacturer part number: 901P.
Features
  • Washer,flat — FSC 5310
  • Thickness: 0.125 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Material: RUBBER NATURAL OVERALL
  • Peripheral Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Hole Diameter: 0.562 INCHES NOMINAL IN
  • Overall Diameter: 1.000 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Rubber Natural Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-236-0044, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lavelle Industries, Inc. Dba Lavelle. 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-236-0044
Primary Part Number901P
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerLavelle Industries, Inc. Dba Lavelle
StatusACTIVE
Thickness0.125 INCHES NOMINAL IN
Center Hole Shape StyleROUND
MaterialRUBBER NATURAL OVERALL
Peripheral Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Hole Diameter0.562 INCHES NOMINAL IN
Overall Diameter1.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
8010-00-079-3752 INTERCHANGEABLE
Enamel
5305-00-216-7965101436 INTERCHANGEABLE
Setscrew
Curtiss-Wright Electro-Mechanical Corporation Div Epd
2805-00-906-62521011P INTERCHANGEABLE
Piston,internal Combustion Engin
Federal-Mogul Corp Government Sales Dept
2805-00-932-4857901P INTERCHANGEABLE
Piston,internal Combustion Engin
Federal-Mogul Corp Government Sales Dept
Cross-Reference Index
Part NumberManufacturer
901P Lavelle Industries Inc (USA)
901P PRIMARY Lavelle Industries, Inc. Dba Lavelle (USA)
NWP10-59 Mestek Inc Koldwave Div (USA)
Related Parts
8010-00-079-3752INTERCHANGEABLE
ENAMEL
5305-00-216-7965INTERCHANGEABLE
SETSCREW
101436
2805-00-906-6252INTERCHANGEABLE
PISTON,INTERNAL COMBUSTION ENGIN
1011P
2805-00-932-4857INTERCHANGEABLE
PISTON,INTERNAL COMBUSTION ENGIN
901P

Frequently Asked Questions

What is NSN 5310-00-236-0044?

NSN 5310-00-236-0044 is a Washer,flat, manufactured by Lavelle Industries, Inc. Dba Lavelle, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-236-0044?

NSN 5310-00-236-0044 has 3 cross-referenced part numbers: 901P (Lavelle Industries Inc), 901P (Lavelle Industries, Inc. Dba Lavelle), NWP10-59 (Mestek Inc Koldwave Div).

What NSN replaces 5310-00-236-0044?

There are 4 known substitutes for 5310-00-236-0044: 8010-00-079-3752, 5305-00-216-7965, 2805-00-906-6252 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 901P?

Key specifications for 901P: Thickness: 0.125 INCHES NOMINAL IN; Center Hole Shape Style: ROUND; Material: RUBBER NATURAL OVERALL; Peripheral Shape Style: ROUND. 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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