Product Details | KEY WASHER

5310-01-029-8176 A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.

Part Alternates: ST4M160C2, 5310-01-029-8176, 01-029-8176, 5310010298176, 010298176

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 23 OCT 1976 01-029-8176

Drawings & Photos | NSN 5310-01-029-8176


Demand History | NSN 5310-01-029-8176

Part Number Request Date QTY Origin
5310-01-029-8176 2016-07-189 131 DIBBS
5310-01-029-8176 2009-06-154 1028 DIBBS

Cross Reference | NSN 5310-01-029-8176

Part Number Cage Code Manufacturer
ST4M160C2 76301 BOEING COMPANY, THE DBA BOEING

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Technical Data | NSN 5310-01-029-8176

Characteristic Specifications
MATERIAL STEEL COMP 321 OR STEEL COMP 347 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
STYLE DESIGNATOR 153 KEY
EXTERNAL KEY QUANTITY 15
HOLE DIAMETER 1.900 INCHES MINIMUM AND 1.905 INCHES MAXIMUM
OUTSIDE DIAMETER 2.220 INCHES MINIMUM AND 2.230 INCHES MAXIMUM
INTERNAL PREBENT KEY LENGTH 0.162 INCHES MINIMUM AND 0.174 INCHES MAXIMUM
EXTERNAL PREBENT KEY WIDTH 0.220 INCHES MINIMUM AND 0.240 INCHES MAXIMUM
INTERNAL PREBENT KEY WIDTH 0.180 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
OVERALL DISTANCE INCLUDING KEYS 2.760 INCHES MINIMUM AND 2.800 INCHES MAXIMUM
MATERIAL THICKNESS 0.028 INCHES MINIMUM AND 0.036 INCHES MAXIMUM
III HEAT TREATMENT ANNEALED
MANUFACTURERS CODE 76301
DESIGN CONTROL REFERENCE ST4M160C2

Restrictions/Controls & Freight Information | NSN 5310-01-029-8176

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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
NMF Description 194160 WASHER OR GASKETS, IRON OR STEEL,
Less than car load rating
Less than truck load rating U 50.0
Water commodity Code 713 unknown
Originating Activity Code KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5310-01-029-8176

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSXSX:AF SICA RESIDUAL MMAC-OC-ALC
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
H
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
H
EA : Each