R1057P6SL

View detailed technical data, stock status, and sourcing information for: R1057P6SL
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-797-4400

Item Name Code

06657

Assigment Date

05/18/1993 (33 years ago)

0.428 inches minimum and 0.448 inches maximum thread length, 3a thread class, 0.490 inches minimum and 0.510 inches maximum fastener length, double hexagon w/ hole head style, 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 Class: 3a
Thread Direction: right-hand
Thread Length: 0.428 inches minimum and 0.448 inches maximum
Fastener Length: 0.490 inches minimum and 0.510 inches maximum
Head Style: double hexagon w/ hole
Head Height: 0.240 inches minimum and 0.260 inches maximum
Width Between Flats: 0.302 inches minimum and 0.322 inches maximum
Extended Washer Diameter: 0.212 inches minimum and 0.220 inches maximum
Extended Washer Thickness: 0.030 inches minimum and 0.040 inches maximum
Hole Diameter: 0.047 inches nominal
Nominal Thread Diameter: 0.164 inches
Hole Quantity: 2
Thread Quantity Per Inch: 32
Hardness Rating: 26.0 rockwell c minimum
Screw Material: iron alloy 660
Screw Material Document And Classification: ams5735 assn std single material response
Screw Surface Treatment: silver
Screw Surface Treatment Document And Classification: ams2410 assn std single treatment response
Head Hole Configuration Style: hexagon flats
Precious Material And Location: overall silver
Precious Material: silver
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
R1057P6SL	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-797-4400?

The FSCG of the NSN 5305-00-797-4400 is 5305

Does the NSN 5305-00-797-4400 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-797-4400 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 5305-00-797-4400 contain precious materials?

Item contains silver.

Does NSN 5305-00-797-4400 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 5305-00-797-4400 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Tue, May 18, 1993