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5305-00-285-5263

Assembled Washer Screw

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Official Item Classification

Name
Assembled Washer Screw
(NSN) National Stock Number
5305-00-285-5263
(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
01/01/1963 (63 years ago)

pan head style, 0.361 inches minimum and 0.480 inches maximum thread length, right-hand thread direction, 0.500 inches nominal fastener length, 2a thread class

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.361 inches minimum and 0.480 inches maximum

Fastener Length

0.500 inches nominal

Head Style

pan

Head Diameter

0.407 inches minimum and 0.425 inches maximum

Head Height

0.139 inches minimum and 0.151 inches maximum

Washer Quantity

1

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.216 inches

Thread Quantity Per Inch

24

Hardness Rating

40.0 rockwell c minimum and 50.0 rockwell c maximum primary washer

Primary Washer Outside Diameter

0.395 inches minimum and 0.410 inches maximum

Primary Washer Style

flat external teeth

Primary Washer Material Thickness

0.020 inches minimum and 0.025 inches maximum

Material

steel comp 1010 or steel comp 1011 or steel comp 1013 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020 fastener

Material

steel comp 1050 or steel comp 1551 or steel comp 1552 or steel comp 1053 or steel comp 1054 or steel comp 1055 or steel comp 1059 or steel comp 1060 or steel comp 1561 or steel comp 1566 primary washer

Material Document And Classification

sae assn std all material responses primary washer

Material Document And Classification

sae assn std all material responses fastener

Surface Treatment

cadmium or zinc overall

Surface Treatment Document And Classification

qq-p-416,ty 1,cl 3 fed spec 1st treatment response or qq-z-325,ty 1,cl 3 fed spec 2nd treatment response overall

Thread Series Designator

unc

Replacement For

Part Number Description
5305-00-696-5292 No Name Available 05/01/1998

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.

Source of Supply Code

S9I

Pseudo Item Name Code

0006660

Related Hardware Products

Part Number Description
453046 Assembled Washer Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-285-5263?
The FSCG of the NSN 5305-00-285-5263 is 5305
Does the NSN 5305-00-285-5263 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-285-5263 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 5305-00-285-5263 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-285-5263 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 5305-00-285-5263 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963