Product Details | LOCK WASHER

5310-00-276-1221 A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces

Part Alternates: 016404, 0164-04, 5310-00-276-1221, 00-276-1221, 5310002761221, 002761221

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-276-1221

Drawings & Photos | NSN 5310-00-276-1221


Cross Reference | NSN 5310-00-276-1221

Part Number Cage Code Manufacturer
0164-04 02769 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN
0164-04 56232 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN

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Technical Data | NSN 5310-00-276-1221

Characteristic Specifications
MATERIAL STEEL COMP 303 OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
STYLE DESIGNATOR 108 SPLIT HELICAL-RIGHT HAND
HOLE DIAMETER 0.101 INCHES MINIMUM AND 0.107 INCHES MAXIMUM
OUTSIDE DIAMETER 0.198 INCHES NOMINAL
MATERIAL THICKNESS 0.025 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 5310-00-276-1221

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information