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5305-01-337-5438

Assembled Washer Screw

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Official Item Classification

Name
Assembled Washer Screw
(NSN) National Stock Number
5305-01-337-5438
(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
04/17/1991 (35 years ago)

2a thread class, right-hand thread direction, 0.357 inches minimum and 0.373 inches maximum head diameter, pan head style, 1.190 inches minimum and 1.250 inches maximum fastener length

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Fastener Length

1.190 inches minimum and 1.250 inches maximum

Head Style

pan

Head Diameter

0.357 inches minimum and 0.373 inches maximum

Head Height

0.174 inches minimum and 0.184 inches maximum

Washer Quantity

1

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.190 inches

Thread Quantity Per Inch

32

Primary Washer Outside Diameter

0.495 inches minimum and 0.505 inches maximum

Primary Washer Style

flat

Primary Washer Material Thickness

0.041 inches minimum and 0.051 inches maximum

Special Features

semi-gloss paint,cloud gray per fed 595

Color

gray/grey fastener

Material

plastic polyamide (nylon) primary washersteel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385 fastener

Surface Treatment

paint fastener

Thread Series Designator

unf

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.

Pseudo Item Name Code

0006660

Related Hardware Products

Part Number Description
925703-2 Assembled Washer Screw
SFSW10F20CPS25GY Assembled Washer Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-337-5438?
The FSCG of the NSN 5305-01-337-5438 is 5305
Does the NSN 5305-01-337-5438 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-337-5438 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 5305-01-337-5438 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-337-5438 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 5305-01-337-5438 was assigned to the Federal Catalog?
It was assigned 35 years ago, on Wed, Apr 17, 1991