5305-00-957-6652

Find complete technical information, availability, and procurement data for: 5305-00-957-6652
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-957-6652

Item Name Code

06657

Assigment Date

01/01/1962 (64 years ago)

2a thread class, right-hand thread direction, 0.375 inches nominal fastener length, flat countersunk undercut head style, 0.275 inches minimum and 0.375 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: 0.275 inches minimum and 0.375 inches maximum
Fastener Length: 0.375 inches nominal
Head Style: flat countersunk undercut
Head Diameter: 0.452 inches minimum and 0.507 inches maximum
Head Height: 0.092 inches minimum and 0.107 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 57000 pounds per square inch
Countersink Angle: 80.0 degrees minimum and 82.0 degrees maximum
Screw Material: copper alloy
Screw Material Document And Classification: qq-b-626 fed spec single material response or qq-w-321 fed spec single material response
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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-00-011-4322	No Name Available	09/01/1983

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
122-2420529 PIECE 133	Machine Screw
MS35198-67	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-957-6652?

The FSCG of the NSN 5305-00-957-6652 is 5305

Does the NSN 5305-00-957-6652 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5305-00-957-6652 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 5305-00-957-6652 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-957-6652 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 5305-00-957-6652 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962