1660165PC8

View detailed technical data, stock status, and sourcing information for: 1660165PC8
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-01-070-4478

Item Name Code

11444

Assigment Date

01/11/1979 (47 years ago)

0.422 inches minimum and 0.452 inches maximum length, 0.367 inches nominal thread length, 0.060 inches minimum and 0.080 inches maximum internal thread relief depth, 0.500 insert size, 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 Direction: right-hand
Thread Length: 0.367 inches nominal
Length: 0.422 inches minimum and 0.452 inches maximum
Insert Size: 0.500
Internal Thread Relief Depth: 0.060 inches minimum and 0.080 inches maximum
Full Internal Thread Length: 0.357 inches minimum and 0.377 inches maximum
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.312 inches
Material: steel comp 302 overall
Material Document And Classification: fed std 66 fed std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Style Designator: keylock
Thread Series Designator: unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5340-00-776-8139	No Name Available	12/01/1985
5340-01-231-7178	No Name Available	04/01/1991

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
1660165PC8	Screw Thread Insert
CL-51624-SKS	Screw Thread Insert
KH9905-5	Screw Thread Insert
KH9905-5DL	Screw Thread Insert
KNH524	Screw Thread Insert
KNH524DFL	Screw Thread Insert
KNH524J	Screw Thread Insert
MS51831-203	Screw Thread Insert
NAS1395C5	Screw Thread Insert
NAS51395C5	Screw Thread Insert

FAQs

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

What is the FSCG of the NSN 5325-01-070-4478?

The FSCG of the NSN 5325-01-070-4478 is 5325

Does the NSN 5325-01-070-4478 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-01-070-4478 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 5325-01-070-4478 contain precious materials?

Precious metal content is unknown

Does NSN 5325-01-070-4478 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 5325-01-070-4478 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Thu, Jan 11, 1979