AN505C2R8

View detailed technical data, stock status, and sourcing information for: AN505C2R8
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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.

0.500 inches nominal fastener length, 0.150 inches minimum and 0.172 inches maximum head diameter, 2a thread class, flat countersunk head style, 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: 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