Product Details | LOCK WASHER

5310-01-178-1952 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: 91100304, 91100304N, 5310-01-178-1952, 01-178-1952, 5310011781952, 011781952

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 02 MAY 1984 01-178-1952

Demand History | NSN 5310-01-178-1952

Part Number Request Date QTY Origin
91100304N 2025-12-336 476 DIBBS
91100304N 2025-11-322 476 DIBBS
91100304N 2021-03-80 724 DIBBS
91100304N 2020-03-85 191 DIBBS
91100304N 2019-12-337 129 DIBBS
5310-01-178-1952 2018-11-305 256 DIBBS
5310-01-178-1952 2018-05-129 128 DIBBS
5310-01-178-1952 2018-02-39 128 DIBBS
5310-01-178-1952 2017-09-262 288 DIBBS
5310-01-178-1952 2016-09-269 128 DIBBS
5310-01-178-1952 2016-07-213 143 DIBBS
5310-01-178-1952 2016-07-187 260 DIBBS
5310-01-178-1952 2016-06-176 147 DIBBS
5310-01-178-1952 2016-06-168 147 DIBBS
5310-01-178-1952 2014-07-203 229 DIBBS
5310-01-178-1952 2013-11-332 146 DIBBS
5310-01-178-1952 2013-06-176 110 DIBBS
5310-01-178-1952 2012-03-74 114 DIBBS
5310-01-178-1952 2012-01-13 114 DIBBS

Cross Reference | NSN 5310-01-178-1952

Part Number Cage Code Manufacturer
91100304 82796 COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE
91100304N 82796 COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE

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Restrictions/Controls & Freight Information | NSN 5310-01-178-1952

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:AItem does not contain precious metal
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 5310-01-178-1952

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
Q
EA : Each