5305-01-571-6557

Find complete technical information, availability, and procurement data for: 5305-01-571-6557
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-571-6557

Item Name Code

06657

Assigment Date

02/12/2009 (17 years ago)

A cylindrical item specifically designed to fit over the end of and completely encase the spring. The open end is usually flanged; the opposite end may be closed or have an orifice to accommodate a guide, plunger, or the like. It is used to position the spring and restrain lateral motion. It may provide a seat for the spring. Excludes:holder,spring.

3a thread class, right-hand thread direction, flat countersunk head style, 1.582 inches nominal fastener length, 0.582 inches nominal 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: 3a
Thread Direction: right-hand
Thread Length: 0.582 inches nominal
Fastener Length: 1.582 inches nominal
Head Style: flat countersunk
Head Diameter: 0.577 inches minimum and 0.635 inches maximum
Internal Drive Style: torx
End Item Identification: b-2 bomber
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 24
Countersink Angle: 100.0 degrees nominal
Screw Material: cobalt comp mp-35-n
Thread Series Designator: unjf

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
03A510-5-16C	Machine Screw
CB9294-5-16C	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-571-6557?

The FSCG of the NSN 5305-01-571-6557 is 5305

Does the NSN 5305-01-571-6557 have a Schedule B code assigned?

Yes, the Schedule B code is 8105900000

Does NSN 5305-01-571-6557 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 5305-01-571-6557 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-571-6557 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 5305-01-571-6557 was assigned to the Federal Catalog?

It was assigned 17 years ago, on Thu, Feb 12, 2009