Product Details | SHOULDERED AND RECESSED WASHER

5310-00-272-6440 A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use BEARING, SLEEVE; BUSHING, SLEEVE; or SPACER, SLEEVE. Excludes INSULATOR, WASHER and thrust type washers.

Part Alternates: G22BD5, 3277845, 5310-00-272-6440, 00-272-6440, 5310002726440, 002726440

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1961 00-272-6440

Drawings & Photos | NSN 5310-00-272-6440


Cross Reference | NSN 5310-00-272-6440

Part Number Cage Code Manufacturer
3277845 55380 HATCH & KIRK, INC. DIV HATCH & KIRK INC
3277845 72915 GENERAL MOTORS CORP ELECTRO-MOTIVE DIV
G22BD5 0AHP5 CURTISS-WRIGHT CONTROLS, INC DIV FLIGHT SYSTEMS

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Technical Data | NSN 5310-00-272-6440

Characteristic Specifications
MATERIAL STEEL COMP 1020 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATOR 18 SHOULDERED AND RECESSED
HOLE DIAMETER 0.4045 INCHES MINIMUM AND 0.4055 INCHES MAXIMUM
SHOULDER DIAMETER 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
OUTSIDE DIAMETER 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM
SHOULDER HEIGHT 0.033 INCHES MINIMUM AND 0.036 INCHES MAXIMUM
MATERIAL THICKNESS 0.082 INCHES MINIMUM AND 0.084 INCHES MAXIMUM
RECESS ANGLE 90.0 DEGREES NOMINAL

Restrictions/Controls & Freight Information | NSN 5310-00-272-6440

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 U 50
Less than truck load rating U 50.0
Water commodity Code 713 unknown
Originating Activity Code XX
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 5310-00-272-6440

Category Code Description
Cognizance Codes9ZNavy-owned stocks of defense industrial material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9IDefense Industrial Supply Center
Philadelphia, PA 19111
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