2251-0632-04-17

View detailed technical data, stock status, and sourcing information for: 2251-0632-04-17
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-266-9193

Item Name Code

06660

Assigment Date

11/03/1987 (38 years ago)

A screw, (as modified) to which has been assembled one or more nonremovable washer(s).

2a thread class, hexagon head style, right-hand thread direction, 0.188 inches minimum thread length, 0.250 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: 0.188 inches minimum
Fastener Length: 0.250 inches nominal
Head Style: hexagon
Washer Quantity: 1
Internal Drive Style: slot
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Material: steel overall
Surface Treatment: cadmium and chromate overall
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
2251-0632-04-17	Assembled Washer Screw

FAQs

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

What is the FSCG of the NSN 5305-01-266-9193?

The FSCG of the NSN 5305-01-266-9193 is 5305

Does the NSN 5305-01-266-9193 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-266-9193 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 5305-01-266-9193 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-266-9193 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 5305-01-266-9193 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Tue, Nov 3, 1987