Product Details | RECESSED WASHER

5310-00-275-9278 A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes WASHER, CONCAVE, RETAINER, PACKING, and thrust type washers. See also SPACER, SLEEVE; and SPACER, STEPPED.

Part Alternates: SN3706PCDE40318, SN4006PCDE40318, SN4066PCDE40318, SN4107PCDE40318, SN4307PCDE40318, SN4507PCDE40318, SN4607PCDE40318, SN4907PCDE40318, SN5007PCDE40318, SN5907PCDE40318, SN6007PCDE40318, SN6108PCDE40318, SN6807PCDE40318, DE40318, DE40318L, 4340318, 43403187, 4340318-7, 5310-00-275-9278, 00-275-9278, 5310002759278, 002759278

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-275-9278

Cross Reference | NSN 5310-00-275-9278

Part Number Cage Code Manufacturer
4340318 6N299 AGCO CORP PARTS OPN
4340318-7 6N299 AGCO CORP PARTS OPN
DE40318 6N299 AGCO CORP PARTS OPN
DE40318L 6N299 AGCO CORP PARTS OPN
SN3706PCDE40318 6N299 AGCO CORP PARTS OPN
SN4006PCDE40318 6N299 AGCO CORP PARTS OPN
SN4066PCDE40318 6N299 AGCO CORP PARTS OPN
SN4107PCDE40318 6N299 AGCO CORP PARTS OPN
SN4307PCDE40318 6N299 AGCO CORP PARTS OPN
SN4507PCDE40318 6N299 AGCO CORP PARTS OPN
SN4607PCDE40318 6N299 AGCO CORP PARTS OPN
SN4907PCDE40318 6N299 AGCO CORP PARTS OPN
SN5007PCDE40318 6N299 AGCO CORP PARTS OPN
SN5907PCDE40318 6N299 AGCO CORP PARTS OPN
SN6007PCDE40318 6N299 AGCO CORP PARTS OPN
SN6108PCDE40318 6N299 AGCO CORP PARTS OPN
SN6807PCDE40318 6N299 AGCO CORP PARTS OPN

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Technical Data | NSN 5310-00-275-9278

Characteristic Specifications
MATERIAL NICKEL ALLOY UNS N10001
MATERIAL DOCUMENT AND CLASSIFICATION MIL-N-894 MIL SPEC SINGLE MATERIAL RESPONSE
HARDNESS RATING NOT RATED
HOLE DIAMETER 0.500 INCHES NOMINAL
OUTSIDE DIAMETER 0.684 INCHES MINIMUM AND 0.685 INCHES MAXIMUM
RECESS DIAMETER 0.562 INCHES NOMINAL
MATERIAL THICKNESS 0.125 INCHES NOMINAL
RECESS ANGLE 45.0 DEGREES NOMINAL
SPECIAL FEATURES OD AT BASE HAS CHAMFER 0.016 IN. BY 45.0 DEG

Restrictions/Controls & Freight Information | NSN 5310-00-275-9278

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 139820 NICKEL BOLTS/NAILS/NUTS/RIVETS ETC
Less than car load rating
Less than truck load rating M 85.0
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 5310-00-275-9278

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