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NSN A189-51

Spring Tension Washer

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also bushing, sleeve; spacer, sleeve; and washer (as modified). Excludes:pin, hollow.

navy special project part name assigned by controlling agency, 0.253 inches minimum and 0.260 inches maximum hole diameter, unable to decode material document and classification, 0.006 inches nominal material thickness, quenched and tempered heat treatment.

NSN 5310-01-009-6729 Datasheet

(NSN) National Stock Number
5310-01-009-6729
(FSG) Federal Supply Group
53 - Hardware and Abrasives
(FSC) Federal Supply Classification
5310 - Nuts and Washers
(NIIN) National Item Identification Number
01-009-6729
Requires Demilitarization
Yes
(INC) Item Name Code
15938
Date
Sun, Sep 14, 1975
Heat Treatment
quenched and tempered
Hole Diameter
0.253 inches minimum and 0.260 inches maximum
Material Document And Classification
unable to decode
Material Thickness
0.006 inches nominal
Part Name Assigned By Controlling Agency
navy special project
Overall Height
0.021 inches minimum and 0.041 inches maximum
Style Designator
spring tension
Surface Treatment Document And Classification
unable to decode
Surface Treatment
unable to decode

Identification

Demilitarization Code
A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Precious Metals Indicator
A - Item does not contain precious metal.
Hazardous Metals Indicator
N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Pseudo Item Name Code
0015938

Cross Reference

CAGE Codes

82577
Raytheon Company Dba Raytheon
Non-manufacturers
86928
Seastrom Manufacturing Co Inc
U.s./canadian manufacturers

Freight Information

Air Commodity
BZ -
Air Dimension
A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
National Motor Freight Class Rating
U - 50.0
Special Handling
9 - Other or no special handling required (sh)
Type of Cargo
Z - No special type of cargo code applicable
Uniform Freight Classification Item Number
55210
Water Commodity
713 - Metal hardware
National Motor Freight Classification Item Number
194160

Questions & Answers

  1. What is the FSCG of the NSN 5310-01-009-6729?

    The FSCG of the NSN 5310-01-009-6729 is 5310

  2. Does NSN 5310-01-009-6729 require demilitarization?

    Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

  3. Does NSN 5310-01-009-6729 contain precious materials?

    Item does not contain precious metal.

  4. Does NSN 5310-01-009-6729 contain hazardous materials?

    Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

  5. When the NSN 5310-01-009-6729 was assigned to the Federal Catalog?

    It was assigned 51 years ago, on Sun, Sep 14, 1975

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