Product Details | RECESSED WASHER

5310-00-403-7031 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: S9566, 5310-00-403-7031, 00-403-7031, 5310004037031, 004037031

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 AUG 1969 00-403-7031

Drawings & Photos | NSN 5310-00-403-7031


Demand History | NSN 5310-00-403-7031

Part Number Request Date QTY Origin
S9566 2019-04-100 25 DIBBS
S9566 2019-04-92 25 DIBBS
5310-00-403-7031 2018-12-353 12 DIBBS
5310-00-403-7031 2018-12-345 12 DIBBS
5310-00-403-7031 2018-11-316 15 DIBBS

Cross Reference | NSN 5310-00-403-7031

Part Number Cage Code Manufacturer
S9566 12511 SIMMONDS PRECISION PRODUCTS, INC. DBA SENSORS AND INTEGRATED SYSTEMS

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Technical Data | NSN 5310-00-403-7031

Characteristic Specifications
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING 38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR 16 RECESS
HOLE DIAMETER 0.510 INCHES MINIMUM AND 0.515 INCHES MAXIMUM
OUTSIDE DIAMETER 1.120 INCHES MINIMUM AND 1.125 INCHES MAXIMUM
OVERALL HEIGHT 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM
RECESS DEPTH 0.012 INCHES MINIMUM AND 0.015 INCHES MAXIMUM
MATERIAL THICKNESS 0.060 INCHES MINIMUM AND 0.063 INCHES MAXIMUM
MANUFACTURERS CODE 12511
DESIGN CONTROL REFERENCE S9566

Restrictions/Controls & Freight Information | NSN 5310-00-403-7031

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 CT U.S. Army Aviation and Missile Command (AIR)
Redstone Arsenal, AL 35898-5230
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 5310-00-403-7031

Category Code Description
Materiel Category and Inventory ManagerT Industrial Supplies (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic CodeB Rotary Wing Aircraft
Weapons Systems/End Item or Homogeneous GroupBKCH-47
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityAItem requires special handling or condemnation procedures for specific reasons, such as precious metal content, high dollar value, critical material, or hazardous materiel. Refer to appropriate manuals or directives for specific instructions.
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each