Product Details | FLAT WASHER

5310-00-253-4182 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: 12L050223, 12L050-223, 5310-00-253-4182, 00-253-4182, 5310002534182, 002534182

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 25 JUL 1969 00-253-4182

Drawings & Photos | NSN 5310-00-253-4182


Cross Reference | NSN 5310-00-253-4182

Part Number Cage Code Manufacturer
12L050-223 81755 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS

Request a Quote

What Our Customers Say

Compare

NSNs for Compare ( up to 4 ): Add 5310-00-253-4182

Technical Data | NSN 5310-00-253-4182

Characteristic Specifications
MATERIAL STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 316 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION 66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HOLE DIAMETER 0.339 INCHES MINIMUM AND 0.359 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE 4 DEE
WIDTH 0.591 INCHES MINIMUM AND 0.602 INCHES MAXIMUM
OVERALL DIAMETER 0.681 INCHES MINIMUM AND 0.703 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.051 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
MANUFACTURERS CODE 81755
DESIGN CONTROL REFERENCE 12L050-223

Restrictions/Controls & Freight Information | NSN 5310-00-253-4182

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
No Freight Information