Product Details | FLAT WASHER

5310-01-157-5669 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: 13027206, 5310-01-157-5669, 01-157-5669, 5310011575669, 011575669

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 08 JUL 1983 01-157-5669

Drawings & Photos | NSN 5310-01-157-5669


Demand History | NSN 5310-01-157-5669

Part Number Request Date QTY Origin
5310-01-157-5669 2021-11-319 30 DIBBS
5310-01-157-5669 2021-08-231 36 DIBBS
5310-01-157-5669 2021-08-220 36 DIBBS
5310-01-157-5669 2020-10-281 125 DIBBS
5310-01-157-5669 2020-04-103 50 DIBBS
5310-01-157-5669 2017-09-248 75 DIBBS
5310-01-157-5669 2014-05-134 100 United States

Cross Reference | NSN 5310-01-157-5669

Part Number Cage Code Manufacturer
13027206 18876 U S ARMY AVIATION AND MISSILE COMMAND
13027206 26772 WEGO PRECISION MACHINE, INC.

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Technical Data | NSN 5310-01-157-5669

Characteristic Specifications
MATERIAL STEEL COMP 630 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-56,TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL
PERIPHERAL SHAPE STYLE 1 ROUND
OVERALL DIAMETER 30.000 MILLIMETERS NOMINAL
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 5.000 MILLIMETERS MINIMUM AND 6.000 MILLIMETERS MAXIMUM
MANUFACTURERS CODE 18876
DESIGN CONTROL REFERENCE 13027206

Restrictions/Controls & Freight Information | NSN 5310-01-157-5669

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:X The item does not have a nuclear hardened feature or any other critical feature 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
No Freight Information