5305-00-551-7021

Find complete technical information, availability, and procurement data for: 5305-00-551-7021
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-551-7021

Item Name Code

06657

Assigment Date

01/01/1963 (63 years ago)

1.000 inches nominal thread length, 1.000 inches nominal fastener length, pan no. 2 head style, right-hand thread direction, 2a thread class

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: 1.000 inches nominal
Fastener Length: 1.000 inches nominal
Head Style: pan no. 2
Head Diameter: 0.256 inches minimum and 0.270 inches maximum
Head Height: 0.072 inches minimum and 0.082 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Screw Material: copper alloy 268 or copper alloy 240 or copper alloy
Screw Material Document And Classification: qq-b-626,comp 1 fed spec 1st material response or qq-w-321,comp 4 fed spec 2nd material response or qq-b-613 fed spec 3rd material response
Thread Series Designator: unc
Nondefinitive Spec/Std Data: i type and 9s style

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
MS35229-34	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-551-7021?

The FSCG of the NSN 5305-00-551-7021 is 5305

Does the NSN 5305-00-551-7021 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5305-00-551-7021 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 5305-00-551-7021 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-551-7021 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 5305-00-551-7021 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963