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FFW92TYPEAGRADE1CLASSD Flat Washer

5310-00-188-7721

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Featured Parts

5R7024
4820-01-580-2931
Directional Control Linear Valve
5R7025
5340-01-174-2507
Cover
5R7029
5340-01-168-9177
Angle Bracket
5R7032
5340-01-525-3177
Corner Brace
5R7035
5340-01-186-8654
Angle Bracket
5R7036
5340-01-186-1820
Retaining Strap
5R7037
5310-01-286-5447
Round Plain Nut
5R7038
5306-01-175-3621
Machine Bolt

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Official Item Classification

Name
Flat Washer
Part Number
FFW92TYPEAGRADE1CLASSD
(NSN) National Stock Number
5310-00-188-7721
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
13393
(FIIG) Federal Item Identification Guide
A022B0
Date
01/01/1963 (63 years ago)

0.139 inches minimum and 0.159 inches maximum hole diameter, round center hole shape style, rectangular cross-sectional shape style, 0.028 inches minimum and 0.036 inches maximum thickness, round peripheral shape style

Specs & Compatibility

Cross-Sectional Shape Style

rectangular

Hole Diameter

0.139 inches minimum and 0.159 inches maximum

Peripheral Shape Style

round

Center Hole Shape Style

round

Thickness

0.028 inches minimum and 0.036 inches maximum

Overall Diameter

0.370 inches minimum and 0.395 inches maximum

Material

aluminum alloy 2024 overall

Material Document And Classification

qq-a-250/5 fed spec single material response overall

Surface Treatment

chromate or anodize overall

Surface Treatment Document And Classification

mil-c-5541 mil spec 1st treatment response or mil-a-8625 mil spec 2nd treatment response overall

Nondefinitive Spec/Std Data

a type and 1 grade and d class

Replacement For

Part Number Description
5310-00-331-2117 No Name Available 01/01/1963

Regulatory Compliance

Precious Metals Indicator
A

Item 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.

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.

Source of Supply Code

S9I

Pseudo Item Name Code

0013393

Related Hardware Products

Part Number Description
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AN960PD6 Flat Washer
FFW92TYPEAGRADE1CLASSD Flat Washer
VITON 3&8ID Flat Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-00-188-7721?
The FSCG of the NSN 5310-00-188-7721 is 5310
Does the NSN 5310-00-188-7721 have a Schedule B code assigned?
Yes, the Schedule B code is 7616108000
Does NSN 5310-00-188-7721 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.
Does NSN 5310-00-188-7721 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-00-188-7721 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.
When the NSN 5310-00-188-7721 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963