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5305-00-639-8091

Find complete technical information, availability, and procurement data for: 5305-00-639-8091

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5305-00-639-8091
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-639-8091
Item Name Code
06657
Assigment Date
01/01/1963 (63 years ago)

binding head style, 0.250 inches nominal fastener length, 2a thread class, right-hand thread direction, 0.208 inches minimum and 0.250 inches maximum thread length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class
2a
Thread Direction
right-hand
Thread Length
0.208 inches minimum and 0.250 inches maximum
Fastener Length
0.250 inches nominal
Head Style
binding
Head Diameter
0.197 inches minimum and 0.208 inches maximum
Head Height
0.048 inches minimum and 0.054 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.099 inches
Thread Quantity Per Inch
48
Screw Material
copper alloy
Screw Surface Treatment
tin or nickel
Thread Series Designator
unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-495-5192 No Name Available 02/02/1974

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
592345 Machine Screw
P180893 Machine Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-00-639-8091?
The FSCG of the NSN 5305-00-639-8091 is 5305
Does the NSN 5305-00-639-8091 have a Schedule B code assigned?
Yes, the Schedule B code is 7415338550
Does NSN 5305-00-639-8091 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 5305-00-639-8091 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-639-8091 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 5305-00-639-8091 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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