Product Details | RECESSED WASHER

5310-00-412-9813 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: BACW10AKWC3, 5310-00-412-9813, 00-412-9813, 5310004129813, 004129813

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 06 MAY 1970 00-412-9813

Cross Reference | NSN 5310-00-412-9813

Part Number Cage Code Manufacturer
BACW10AKWC3 77272 THE BOEING COMPANY DBA BOEING

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Technical Data | NSN 5310-00-412-9813

Characteristic Specifications
MATERIAL STEEL COMP 4130 OR STEEL COMP 8740 OR STEEL COMP 4140
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR SAE ASSN STD 1ST MATERIAL RESPONSE OR MIL-S-18729 MIL SPEC 1ST MATERIAL RESPONSE OR SAE ASSN STD 1ST MATERIAL RESPONSE OR AMS 6358 ASSN STD 2ND MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 3RD MATERIAL RESPONSE
SURFACE TREATMENT CADMIUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE
HARDNESS RATING 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
HOLE DIAMETER 0.191 INCHES MINIMUM AND 0.200 INCHES MAXIMUM
OUTSIDE DIAMETER 0.458 INCHES MINIMUM AND 0.478 INCHES MAXIMUM
RECESS DIAMETER 0.274 INCHES MINIMUM AND 0.290 INCHES MAXIMUM
MATERIAL THICKNESS 0.057 INCHES MINIMUM AND 0.088 INCHES MAXIMUM
RECESS ANGLE 80.000 DEGREES MINIMUM AND 100.000 DEGREES MAXIMUM
SPECIFICATION/STANDARD DATA 81205-BACW10AK MANUFACTURERS STANDARD
MANUFACTURERS CODE 77272
DESIGN CONTROL REFERENCE BACW10AKWC3

Restrictions/Controls & Freight Information | NSN 5310-00-412-9813

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 5310-00-412-9813

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 CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
Q
EA : Each