NAS1351N6LN20

View detailed technical data, stock status, and sourcing information for: NAS1351N6LN20
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-391-9184

Item Name Code

16282

Assigment Date

06/20/1994 (32 years ago)

An item in the form of a segment of a disk, which may have a flat bottom, with or without projecting shoulders, designed to fit into a keyway in an axle or shaft, and into a matching slot in the hub or boss of a wheel, gear or pulley.

1.250 inches nominal fastener length, 1.250 inches nominal thread length, 3a thread class, right-hand thread direction, flat chamfer 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: 1.250 inches nominal
Fastener Length: 1.250 inches nominal
Head Style: flat chamfer
Head Diameter: 0.550 inches minimum and 0.562 inches maximum
Head Height: 0.368 inches minimum and 0.375 inches maximum
Locking Feature: pellet threads
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.375 inches
Width Across Flats: 0.3125 inches minimum and 0.3160 inches maximum
Thread Quantity Per Inch: 24
Material: iron alloy 660 overall
Material Document And Classification: ams5731 assn std single material response or ams5737 assn std single material response overall
Surface Treatment: passivate and cadmium overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response or qq-p-416 fed spec single treatment response overall
Thread Series Designator: unrf
Specification/Standard Data: 80205-nas1351 professional/industrial association standard

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
NAS1351N6LN20	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-391-9184?

The FSCG of the NSN 5305-01-391-9184 is 5305

Does the NSN 5305-01-391-9184 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-391-9184 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 5305-01-391-9184 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-391-9184 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 5305-01-391-9184 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Mon, Jun 20, 1994