5305-00-879-1669

Find complete technical information, availability, and procurement data for: 5305-00-879-1669
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-879-1669

Item Name Code

06657

Assigment Date

01/01/1962 (64 years ago)

A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. For items having internal prongs which perform the same function, see push on nut. It is used to keep and/or lock a part(s) in position, as a ball bearing on a shaft or in a housing. See also clip, retaining and pin, lock. Excludes:ring, connecting, round.

right-hand thread direction, 2a thread class, fillister head style, 0.500 inches nominal fastener length, 0.500 inches minimum 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: 2a
Thread Direction: right-hand
Thread Length: 0.500 inches minimum
Fastener Length: 0.500 inches nominal
Head Style: fillister
Head Diameter: 0.389 inches minimum and 0.414 inches maximum
Head Height: 0.155 inches minimum and 0.170 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 60000 pounds per square inch
Screw Material: steel
Screw Material Document And Classification: qq-s-634 fed spec single material response or qq-s-637 fed spec single material response or 66 fed std single material response
Screw Surface Treatment: phosphate
Screw Surface Treatment Document And Classification: mil-p-16232,ty z,cl 1 mil spec single treatment response
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 1 type and 4s style

FAQs

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

What is the FSCG of the NSN 5305-00-879-1669?

The FSCG of the NSN 5305-00-879-1669 is 5305

Does the NSN 5305-00-879-1669 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-879-1669 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 5305-00-879-1669 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-879-1669 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 5305-00-879-1669 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962