Product Details | FLAT WASHER

5310-01-081-1276 A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.

Part Alternates: 9255465-15, 5310-01-081-1276, 01-081-1276, 5310010811276, 925546515, 010811276

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 09 AUG 1979 01-081-1276

Drawings & Photos | NSN 5310-01-081-1276


Cross Reference | NSN 5310-01-081-1276

Part Number Cage Code Manufacturer
9255465-15 19203 PICATINNY ARSENAL

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Technical Data | NSN 5310-01-081-1276

Characteristic Specifications
MATERIAL PAPER OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION UU-C-282 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HOLE DIAMETER 4.500 INCHES NOMINAL
PERIPHERAL SHAPE STYLE 1 ROUND
OVERALL DIAMETER 7.000 INCHES NOMINAL
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.250 INCHES NOMINAL
SPECIAL FEATURES DESIGNED FOR INITIATOR RING
MANUFACTURERS CODE 19203
DESIGN CONTROL REFERENCE 9255465-15

Restrictions/Controls & Freight Information | NSN 5310-01-081-1276

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:AItem does not contain precious metal
Criticality Code:NThe item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 194160 WASHER OR GASKETS, IRON OR STEEL,
Less than car load rating U 50
Less than truck load rating U 50.0
Water commodity Code 713 unknown
Originating Activity Code BF U.S. Army Armament and Chemical Acquisition and
Logistics Activity
Rock Island, IL 61299-6000
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