5305-01-270-2949

Find complete technical information, availability, and procurement data for: 5305-01-270-2949
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-270-2949

Item Name Code

06672

Assigment Date

01/03/1988 (38 years ago)

A headed, threaded fastening device with special square threads, which is designed to be attached to a panel by means of a retaining washer. The screw fastener is used in conjunction with a speed nut to facilitate fastening two items.

3a thread class, flat point style, 2.344 inches minimum and 2.406 inches maximum fastener length, right-hand thread direction, 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
Fastener Length: 2.344 inches minimum and 2.406 inches maximum
Head Style: headless (setscrew)
Point Style: flat
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.125 inches nominal
Thread Quantity Per Inch: 28
Hardness Rating: 45.0 rockwell c minimum and 53.0 rockwell c maximum overall
Material: steel comp 4032 or steel comp 4037 or steel comp 4137 or steel comp 4140 or steel comp 8630 or steel comp 8740 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 2 fed spec single treatment response overall
Thread Series Designator: unrf

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
28700-4F-38D	Setscrew
94709-4F-38D	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-01-270-2949?

The FSCG of the NSN 5305-01-270-2949 is 5305

Does the NSN 5305-01-270-2949 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-270-2949 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 5305-01-270-2949 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-270-2949 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 5305-01-270-2949 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Sun, Jan 3, 1988