125-2143985PIECE 4

View detailed technical data, stock status, and sourcing information for: 125-2143985PIECE 4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-103-8801

Item Name Code

06657

Assigment Date

11/22/1980 (45 years ago)

An externally threaded fastener bent approximately 180 degrees (3.141 radians) in the shape of the letter u and with both ends threaded.

2a thread class, flat countersunk head style, right-hand thread direction, 1.125 inches minimum and 1.750 inches maximum thread length, 1.750 inches nominal fastener length

Product Characteristics

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

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 1.125 inches minimum and 1.750 inches maximum
Fastener Length: 1.750 inches nominal
Head Style: flat countersunk
Head Diameter: 0.775 inches minimum and 0.875 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.500 inches
Thread Quantity Per Inch: 20
Countersink Angle: 80.0 degrees minimum and 82.0 degrees maximum
Screw Material: nickel alloy 400
Screw Material Document And Classification: qq-n-281 fed spec single material response
Thread Series Designator: unf

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
125-2143985PIECE 4	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-103-8801?

The FSCG of the NSN 5305-01-103-8801 is 5305

Does the NSN 5305-01-103-8801 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5305-01-103-8801 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 5305-01-103-8801 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-103-8801 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 5305-01-103-8801 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Sat, Nov 22, 1980