PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40032Washer,flat

Wilshire Corp · NSN 5310-01-321-2103 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-321-2103 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-321-2103. Primary manufacturer part number: 40032.
Features
  • Washer,flat — FSC 5310
  • 3 verified cross-references
  • Primary manufacturer: Wilshire Corp
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-321-2103, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Wilshire Corp. This item has 3 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: Active.

Catalog Facts
Item NameWasher,flat
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersWilshire Corp (CAGE 57716)
Technical Specifications
ParameterValue
NSN5310-01-321-2103
Primary Part Number40032
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerWilshire Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-158-857240032 INTERCHANGEABLE
Roller,bearing
John Deer Consumer Products Inc
5945-00-189-877348011001 INTERCHANGEABLE
Relay,electromagnetic
Safetran Systems Co Sub of Cci Corp
5999-00-220-2270GG810N32 INTERCHANGEABLE
Shielding Gasket,electronic
Northrop Grumman Systems Corporation
3020-00-272-3267 INTERCHANGEABLE
Gear,spur
5120-00-287-46785120-00-287-4678 INTERCHANGEABLE
Tape,fish
General Services Administration Federal Supply Service
5330-00-474-1002084460 INTERCHANGEABLE
Gasket
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
5999-00-579-9512SM-C-416805-11 INTERCHANGEABLE
Shielding Gasket,electronic
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5935-00-820-80588825661 INTERCHANGEABLE
Cover,electrical Connector
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament
5133-00-841-8744 INTERCHANGEABLE
Drill,twist
5935-00-885-2264 INTERCHANGEABLE
Cover,electrical Connector
Cross-Reference Index
Part NumberManufacturer
40032 PRIMARY Wilshire Corp (USA)
31026 Wilshire Corp (USA)
07301-037 Wilshire Corp (USA)
Related Parts
3110-00-158-8572INTERCHANGEABLE
ROLLER,BEARING
40032
5945-00-189-8773INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
48011001
5999-00-220-2270INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
GG810N32
3020-00-272-3267INTERCHANGEABLE
GEAR,SPUR
5120-00-287-4678INTERCHANGEABLE
TAPE,FISH
5120-00-287-4678
5330-00-474-1002INTERCHANGEABLE
GASKET
084460
5999-00-579-9512INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
SM-C-416805-11
5935-00-820-8058INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
8825661
5133-00-841-8744INTERCHANGEABLE
DRILL,TWIST
5935-00-885-2264INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
5133-01-070-9667INTERCHANGEABLE
DRILL,TWIST
40032
3456-01-139-4978INTERCHANGEABLE
CAGE ASSEMBLY,ROLLER TUBE EXPAND

Frequently Asked Questions

What is NSN 5310-01-321-2103?

NSN 5310-01-321-2103 is a Washer,flat, manufactured by Wilshire Corp, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-321-2103?

NSN 5310-01-321-2103 has 3 cross-referenced part numbers: 40032 (Wilshire Corp), 31026 (Wilshire Corp), 07301-037 (Wilshire Corp).

What NSN replaces 5310-01-321-2103?

There are 12 known substitutes for 5310-01-321-2103: 3110-00-158-8572, 5945-00-189-8773, 5999-00-220-2270 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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