Product Details | FLAT WASHER

5310-01-497-3979 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: NAS1149C0416R, 5310-01-497-3979, 01-497-3979, 5310014973979, 014973979

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 20 MAY 2002 01-497-3979

Drawings & Photos | NSN 5310-01-497-3979


Demand History | NSN 5310-01-497-3979

Part Number Request Date QTY Origin
NAS1149C0416R 2026-03-83 100 Denmark
NAS1149C0416R 2025-05-132 20 United States
NAS1149C0416R 2025-04-107 16 United States
NAS1149C0416R 2025-02-41 20 United States
NAS1149C0416R 2024-12-365 1 Japan
NAS1149C0416R 2024-09-255 4000 Canada
NAS1149C0416R 2021-08-230 3 United States
NAS1149C0416R 2020-10-283 64 US
NAS1149C0416R 2020-10-280 100 SA
NAS1149C0416R 2020-01-06 50 United States
NAS1149C0416R 2020-01-06 50 United States
5310-01-497-3979 2019-07-197 100 United States
NAS1149C0416R 2017-07-193 160 Australia
NAS1149C0416R 2017-03-60 33 United States
NAS1149C0416R 2016-04-117 100 United States
NAS1149C0416R 2015-12-349 10 US
NAS1149C0416R 2015-06-166 188 United States
NAS1149C0416R 2015-03-76 6 TH
NAS1149C0416R 2014-11-317 336 United States
NAS1149C0416R 2014-08-217 29 US
NAS1149C0416R 2014-06-181 120 United States
NAS1149C0416R 2013-03-73 75 Canada
NAS1149C0416R 2012-03-69 1 US
NAS1149C0416R 2011-11-327 2000 United States
5310-01-497-3979 2011-04-110 100 United States
NAS1149C0416R 2010-08-218 10 US
5310-01-497-3979 2009-11-308 400 US
5310-01-497-3979 2009-10-294 400 United States
NAS1149C0416R 2007-08-215 14 United States

Cross Reference | NSN 5310-01-497-3979

Part Number Cage Code Manufacturer
NAS1149C0416R 1E0F1 ROLLS ROYCE CORP

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Technical Data | NSN 5310-01-497-3979

Characteristic Specifications
MATERIAL STEEL COMP 301 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-5059 1/4 HARD (125KSI) MIL SPEC ALL MATERIAL RESPONSES OVERALL
COLOR BLACK OVERALL
HOLE DIAMETER 0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE 1 ROUND
OVERALL DIAMETER 0.495 INCHES MINIMUM AND 0.520 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.014 INCHES MINIMUM AND 0.018 INCHES MAXIMUM
CRITICALITY CODE JUSTIFICATION AGAV
III END ITEM IDENTIFICATION KC-130J ENGINE-MODEL NO. AE2100D3

Restrictions/Controls & Freight Information | NSN 5310-01-497-3979

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:AItem does not contain precious metal
Criticality Code:YThe item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application.
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 194120 WASHERS/GASKETS/PCKG DVCS NOI
Less than car load rating W Rating Variable
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
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 5310-01-497-3979

Category Code Description
Cognizance Codes0QContractor supported items for NAVICP PHIL Consumables (1R)
Naval Inventory Control Point, Philadelphia
Special Material IDKFKC130JAIRCRAFT ENGINEAE2100D3
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplyNRPNAVICP-ERP
700 Robbins Avenue
Philadelphia, PA 19111-5098
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityMMedium Demand Velocity Items (consumables)
Acquisition Advice CodesHDIRECT DELIVERY UNDER A CENTRAL CONTRACT # (VENDOR STOCKED) Issue, transfer or shipment is not subject to specialized controls other than those imposed by IMM/Service/Agency supply policy. 1. The item is centrally managed and procured. 2. Normal issue is by direct shipment from the vendor to the user at the order of the ICP or IMM. However, orders may be shipped from stock by ICP or IMM distribution facilities when the vendor's minimum order quantity is not met, or when stocks are being drawn down. 3. Requisitions and fund citations will be submitted in accordance with IMM/Service/Agency Requisitioning Procedures. 4. Generally delivery will be made within applicable Service/Agency guidelines addressing customer required timeframe.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
Y
EA : Each