PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21522Washer

Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems · NSN 5310-01-232-1271 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-232-1271 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-232-1271. Primary manufacturer part number: 21522.
Features
  • Washer — FSC 5310
  • 1 verified cross-reference
  • Primary manufacturer: Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer, cataloged under National Stock Number 5310-01-232-1271, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWasher
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersStanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (CAGE 84760)
Technical Specifications
ParameterValue
NSN5310-01-232-1271
Primary Part Number21522
Item NameWasher
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerStanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4820-00-926-95942100A INTERCHANGEABLE
Valve,foot
Industrial Technologies and Services Llc
5930-00-967-340521522 INTERCHANGEABLE
Switch,thermostatic
Sensata Technologies, Inc. Div Sensata Attleboro
5210-01-004-27122-1522 INTERCHANGEABLE
Gage,fastener Protrusion
Hi-Shear Corporation
6610-01-115-914021522 INTERCHANGEABLE
Tube Shield,short
Aerosonic Llc
6550-01-352-3875R21522 INTERCHANGEABLE
Kovacs Reagent
Remel Inc.
9390-01-468-770218-61004 INTERCHANGEABLE
Nonmetallic Special Shaped Secti
Sierra Nevada Company, Llc
5310-01-524-8763 INTERCHANGEABLE
Nut,plain,barrel
6632-01-540-159721522 INTERCHANGEABLE
Filter Kit,blood Gas Analyzer
Nova Biomedical Corp
Cross-Reference Index
Part NumberManufacturer
21522 PRIMARY Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
Related Parts
4820-00-926-9594INTERCHANGEABLE
VALVE,FOOT
2100A
5930-00-967-3405INTERCHANGEABLE
SWITCH,THERMOSTATIC
21522
5210-01-004-2712INTERCHANGEABLE
GAGE,FASTENER PROTRUSION
2-1522
6610-01-115-9140INTERCHANGEABLE
TUBE SHIELD,SHORT
21522
6550-01-352-3875INTERCHANGEABLE
KOVACS REAGENT
R21522
9390-01-468-7702INTERCHANGEABLE
NONMETALLIC SPECIAL SHAPED SECTI
18-61004
5310-01-524-8763INTERCHANGEABLE
NUT,PLAIN,BARREL
6632-01-540-1597INTERCHANGEABLE
FILTER KIT,BLOOD GAS ANALYZER
21522

Frequently Asked Questions

What is NSN 5310-01-232-1271?

NSN 5310-01-232-1271 is a Washer, manufactured by Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-232-1271?

NSN 5310-01-232-1271 has 1 cross-referenced part number: 21522 (Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems).

What NSN replaces 5310-01-232-1271?

There are 8 known substitutes for 5310-01-232-1271: 4820-00-926-9594, 5930-00-967-3405, 5210-01-004-2712 and 5 more. Verify interchangeability with system specifications before substitution.

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