Product Details | LOCK WASHER

5310-00-167-0856 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: MS3533391, MS35333-91, FFW100, 3350799F4001, 3350799P4001, 335C799F40C1, 5310-00-167-0856, 00-167-0856, 5310001670856, 001670856

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-167-0856

Drawings & Photos | NSN 5310-00-167-0856


Demand History | NSN 5310-00-167-0856

Part Number Request Date QTY Origin
FFW100 2014-07-196 42 United States
FFW100 2014-06-175 55 United States

Cross Reference | NSN 5310-00-167-0856

Part Number Cage Code Manufacturer
3350799F4001 79500 WESTINGHOUSE ELECTRIC CORP
3350799F4001 97942 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN SYSTEMS
3350799P4001 79500 WESTINGHOUSE ELECTRIC CORP
335C799F40C1 79500 WESTINGHOUSE ELECTRIC CORP
335C799F40C1 97942 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN SYSTEMS
FFW100 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
MS35333-91 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5310-00-167-0856

Characteristic Specifications
HARDNESS RATING 85.0 ROCKWELL B MINIMUM AND 95.0 ROCKWELL B MAXIMUM
STYLE DESIGNATOR 101 FLAT INTERNAL TEETH
HOLE DIAMETER 0.256 INCHES MINIMUM AND 0.267 INCHES MAXIMUM
OUTSIDE DIAMETER 0.460 INCHES MINIMUM AND 0.478 INCHES MAXIMUM
MATERIAL THICKNESS 0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM
TEST DATA DOCUMENT 81348-FFW100 SPECIFICATION
NONDEFINITIVE SPEC/STD DATA 1 TYPE AND A GRADE AND 1 STYLE AND 3 COMPOSITION
DEPARTURE FROM CITED DESIGNATOR AS MOD BY SURFACE TREATMENT
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FFW100
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS35333-91

Restrictions/Controls & Freight Information | NSN 5310-00-167-0856

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