5305-01-351-4993

Find complete technical information, availability, and procurement data for: 5305-01-351-4993
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-351-4993

Item Name Code

06657

Assigment Date

01/09/1992 (34 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.

right-hand thread direction, 0.150 inches minimum and 0.172 inches maximum head diameter, flat countersunk head style, 2a thread class, 0.500 inches nominal fastener 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
Fastener Length: 0.500 inches nominal
Head Style: flat countersunk
Head Diameter: 0.150 inches minimum and 0.172 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.086 inches
Thread Quantity Per Inch: 56
Countersink Angle: 80.0 degrees minimum and 82.0 degrees maximum
Screw Material: steel comp 403 or steel comp 303 or steel comp 303se
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
AN505C2R8	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-351-4993?

The FSCG of the NSN 5305-01-351-4993 is 5305

Does the NSN 5305-01-351-4993 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-351-4993 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 5305-01-351-4993 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-351-4993 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 5305-01-351-4993 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Thu, Jan 9, 1992