PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11-0221Washer,lock

Gas Tech, Inc · NSN 5310-01-266-3009 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-266-3009 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-266-3009. Primary manufacturer part number: 11-0221.
Features
  • Washer,lock — FSC 5310
  • 1 verified cross-reference
  • Primary manufacturer: Gas Tech, Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-266-3009, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Gas Tech, Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWasher,lock
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersGas Tech, Inc (CAGE 51906)
Technical Specifications
ParameterValue
NSN5310-01-266-3009
Primary Part Number11-0221
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerGas Tech, Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4730-00-266-0538SAE J513 6-4 010102BA INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
5330-00-291-4829110221 INTERCHANGEABLE
Packing,preformed
Arrowhead Products Corp
5930-00-448-2655260-0879-00 INTERCHANGEABLE
Switch,thermostatic
Tektronix, Inc.
5940-00-810-6269013-2019-00-0-479 INTERCHANGEABLE
Terminal,stud
Itt Cannon Rf Products
4310-01-157-36252021097402 INTERCHANGEABLE
Crankshaft,compressor
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5342-01-190-1591115159-00 INTERCHANGEABLE
Retainer
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
5310-01-382-7645110221 INTERCHANGEABLE
Washer,key
Triumph Engine Control Systems Llc
Cross-Reference Index
Part NumberManufacturer
11-0221 Gas Tech, Inc (USA)
Related Parts
4730-00-266-0538INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J513 6-4 010102BA
5330-00-291-4829INTERCHANGEABLE
PACKING,PREFORMED
110221
5930-00-448-2655INTERCHANGEABLE
SWITCH,THERMOSTATIC
260-0879-00
5940-00-810-6269INTERCHANGEABLE
TERMINAL,STUD
013-2019-00-0-479
4310-01-157-3625INTERCHANGEABLE
CRANKSHAFT,COMPRESSOR
2021097402
5342-01-190-1591INTERCHANGEABLE
RETAINER
115159-00
5310-01-382-7645INTERCHANGEABLE
WASHER,KEY
110221

Frequently Asked Questions

What is NSN 5310-01-266-3009?

NSN 5310-01-266-3009 is a Washer,lock, manufactured by Gas Tech, Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-266-3009?

NSN 5310-01-266-3009 has 1 cross-referenced part number: 11-0221 (Gas Tech, Inc).

What NSN replaces 5310-01-266-3009?

There are 7 known substitutes for 5310-01-266-3009: 4730-00-266-0538, 5330-00-291-4829, 5930-00-448-2655 and 4 more. Verify interchangeability with system specifications before substitution.

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