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5305-01-059-7426

Assembled Washer Screw

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Official Item Classification

Name
Assembled Washer Screw
(NSN) National Stock Number
5305-01-059-7426
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
06660
(FIIG) Federal Item Identification Guide
A003B0
Date
04/15/1978 (48 years ago)

pan head style, 2a thread class, 0.473 inches minimum and 0.492 inches maximum head diameter, 0.750 inches nominal fastener length, right-hand thread direction

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Fastener Length

0.750 inches nominal

Head Style

pan

Head Diameter

0.473 inches minimum and 0.492 inches maximum

Head Height

0.130 inches minimum and 0.140 inches maximum

Washer Quantity

1

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.250 inches

Thread Quantity Per Inch

28

Primary Washer Outside Diameter

0.466 inches minimum and 0.478 inches maximum

Primary Washer Style

flat internal teeth

Primary Washer Material Thickness

0.023 inches minimum and 0.028 inches maximum

Material

steel overall

Surface Treatment

zinc and nickel overall

Surface Treatment Document And Classification

astm b841,cl1,tyc,gr3 assn std single treatment response overall

Thread Series Designator

unf

Replacement For

Part Number Description
5305-00-042-4987 No Name Available 03/01/1995

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content 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.

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

0006660

Related Hardware Products

Part Number Description
7092442 Assembled Washer Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-059-7426?
The FSCG of the NSN 5305-01-059-7426 is 5305
Does the NSN 5305-01-059-7426 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-059-7426 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 5305-01-059-7426 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-059-7426 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 5305-01-059-7426 was assigned to the Federal Catalog?
It was assigned 48 years ago, on Sat, Apr 15, 1978