5305-01-112-4337

Find complete technical information, availability, and procurement data for: 5305-01-112-4337
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-112-4337

Item Name Code

06657

Assigment Date

05/05/1981 (45 years ago)

0.444 inches minimum and 0.494 inches maximum thread length, 0.704 inches minimum and 0.734 inches maximum fastener length, flat countersunk head style, 3a thread class, right-hand thread direction

Product Characteristics

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

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.444 inches minimum and 0.494 inches maximum
Fastener Length: 0.704 inches minimum and 0.734 inches maximum
Head Style: flat countersunk
Head Diameter: 0.446 inches minimum and 0.510 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Screw Material: nickel alloy k-500 or copper alloy 172 or copper alloy 173
Screw Material Document And Classification: qq-n-286 class a fed spec 1st material response or qq-c-530 fed spec all material responses
Screw Surface Treatment: cadmium
Screw Surface Treatment Document And Classification: qq-p-416 type 1 class 3 fed spec single treatment response
Thread Series Designator: unf

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
BACB30BF4K4	Machine Screw
BACB30LR4U4	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-112-4337?

The FSCG of the NSN 5305-01-112-4337 is 5305

Does the NSN 5305-01-112-4337 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5305-01-112-4337 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 5305-01-112-4337 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-112-4337 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 5305-01-112-4337 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Tue, May 5, 1981