691C748P3

View detailed technical data, stock status, and sourcing information for: 691C748P3
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-734-7173

Item Name Code

06672

Assigment Date

02/21/1968 (58 years ago)

right-hand thread direction, 0.167 inches nominal thread length, 0.178 inches minimum and 0.198 inches maximum fastener length, 3a thread class, headless (setscrew) head style

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: 0.167 inches nominal
Fastener Length: 0.178 inches minimum and 0.198 inches maximum
Head Style: headless (setscrew)
Point Length: 0.021 inches nominal
Point Style: flat
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.086 inches
Width Across Flats: 0.0350 inches minimum and 0.0355 inches maximum
Thread Quantity Per Inch: 56
Hardness Rating: 45.0 rockwell c minimum and 53.0 rockwell c maximum overall
Point Chamfer Angle: 90.0 degrees minimum and 100.0 degrees maximum
Special Features: 0.039 in. min 0.047 in. max dia of flat point
Material: steel comp 4037 or steel comp 4137 or steel comp 8630 or steel comp 8740 overall
Material Document And Classification: aisi assn std all material responses overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 3 black fed spec single treatment response overall
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
691C748P3	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-734-7173?

The FSCG of the NSN 5305-00-734-7173 is 5305

Does the NSN 5305-00-734-7173 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-734-7173 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 5305-00-734-7173 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-734-7173 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 5305-00-734-7173 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, Feb 21, 1968