PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1220-02Washer,lock

Itw Shakeproof Automotive Products · NSN 5310-01-228-9901 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-228-9901 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-228-9901. Primary manufacturer part number: 1220-02.
Features
  • Washer,lock — FSC 5310
  • Test Data Document: 18876-13225552 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
  • 2 verified cross-references
  • Primary manufacturer: Itw Shakeproof Automotive Products
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-228-9901, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Itw Shakeproof Automotive Products. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5310-01-228-9901
Primary Part Number1220-02
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerItw Shakeproof Automotive Products
StatusACTIVE
Test Data Document18876-13225552 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-00-012-2002122002 INTERCHANGEABLE
Nut,plain,hexagon
Rolls-Royce Solutions America Inc
5310-00-155-4983905212-02 INTERCHANGEABLE
Washer,lock
Northrop Grumman Systems Corporation
5310-00-327-4813SMC500956-2 INTERCHANGEABLE
Washer,lock
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5910-01-245-9540122-002 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Panametrics Llc
Cross-Reference Index
Part NumberManufacturer
1220-02 Itw Shakeproof Automotive Products (USA)
13225552 Us Army Aviation and Missile Command (USA)
Related Parts
5310-00-012-2002INTERCHANGEABLE
NUT,PLAIN,HEXAGON
122002
5310-00-155-4983INTERCHANGEABLE
WASHER,LOCK
905212-02
5310-00-327-4813INTERCHANGEABLE
WASHER,LOCK
SMC500956-2
5910-01-245-9540INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
122-002

Frequently Asked Questions

What is NSN 5310-01-228-9901?

NSN 5310-01-228-9901 is a Washer,lock, manufactured by Itw Shakeproof Automotive Products, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-228-9901?

NSN 5310-01-228-9901 has 2 cross-referenced part numbers: 1220-02 (Itw Shakeproof Automotive Products), 13225552 (Us Army Aviation and Missile Command).

What NSN replaces 5310-01-228-9901?

There are 4 known substitutes for 5310-01-228-9901: 5310-00-012-2002, 5310-00-155-4983, 5310-00-327-4813 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1220-02?

Key specifications for 1220-02: Test Data Document: 18876-13225552 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING). 1 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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