5305-01-337-4271

Find complete technical information, availability, and procurement data for: 5305-01-337-4271
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-337-4271

Item Name Code

06657

Assigment Date

04/14/1991 (35 years ago)

An item which constitutes the detachable portion of a switch, circuit breaker, controller, motor starter actuator or items equipped with a key type station selector device etc, upon which the pushing pressure is applied to operate the item. It may be of any shape or design and may include a detachable top, marked with letter(s), numeral(s), or other characters, and/or a plunger or rod as an integral or detachable part. Excludes:knob; handle, switch; bar actuator, electrical switch and keytop, keyboard.

pan head style, 1.167 inches minimum and 1.250 inches maximum thread length, right-hand thread direction, 1.250 inches nominal fastener length, 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: 1.167 inches minimum and 1.250 inches maximum
Fastener Length: 1.250 inches nominal
Head Style: pan
Head Diameter: 0.373 inches nominal
Head Height: 0.133 inches nominal
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 24
Screw Material: steel
Screw Material Document And Classification: sae grade 2 assn std single material response
Screw Surface Treatment: phosphate
Screw Surface Treatment Document And Classification: 49-00006-041,cagec 64678 mfr ref single treatment response
Special Features: surface treatment contains oil
Thread Series Designator: unc

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
23-11160-125	Machine Screw
534-458	Machine Screw
60-1073 PIECE 459	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-337-4271?

The FSCG of the NSN 5305-01-337-4271 is 5305

Does the NSN 5305-01-337-4271 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-337-4271 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 5305-01-337-4271 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-337-4271 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 5305-01-337-4271 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Sun, Apr 14, 1991