170-41715 ITEM 21

View detailed technical data, stock status, and sourcing information for: 170-41715 ITEM 21
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-486-3308

Item Name Code

06666

Assigment Date

06/26/2001 (25 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.

0.312 inches nominal thread diameter, right-hand thread direction, 1.500 inches nominal fastener length, 3a thread class, 18 thread quantity per inch

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
Fastener Length: 1.500 inches nominal
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 18
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
170-41715 ITEM 21	Internal Wrenching Bolt
CB27657-020	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-486-3308?

The FSCG of the NSN 5306-01-486-3308 is 5306

Does NSN 5306-01-486-3308 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 5306-01-486-3308 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-486-3308 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 5306-01-486-3308 was assigned to the Federal Catalog?

It was assigned 25 years ago, on Tue, Jun 26, 2001