1559AS127-2

View detailed technical data, stock status, and sourcing information for: 1559AS127-2
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-451-5977

Item Name Code

41756

Assigment Date

12/22/1997 (28 years ago)

A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes:screw, assembled washer.

hexagon extended washer head style, 0.376 inches minimum and 0.436 inches maximum extended washer diameter, gimlet point (type a, ab or ba) nonmachine thread style, 0.470 inches minimum and 0.530 inches maximum fastener length, slot internal drive style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Fastener Length: 0.470 inches minimum and 0.530 inches maximum
Head Style: hexagon extended washer
Extended Washer Diameter: 0.376 inches minimum and 0.436 inches maximum
Internal Drive Style: slot
Nonmachine Thread Style: gimlet point (type a, ab or ba)
Nonmachine Nominal Thread Diameter: 0.190 inches
Material: steel overall

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
1559AS127-2	Tapping Screw
AB-010-016-050	Tapping Screw

FAQs

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

What is the FSCG of the NSN 5305-01-451-5977?

The FSCG of the NSN 5305-01-451-5977 is 5305

Does the NSN 5305-01-451-5977 have a Schedule B code assigned?

Yes, the Schedule B code is 7318140000

Does NSN 5305-01-451-5977 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 5305-01-451-5977 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-451-5977 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 5305-01-451-5977 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Mon, Dec 22, 1997