278249

View detailed technical data, stock status, and sourcing information for: 278249
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-277-8860

Item Name Code

06657

Assigment Date

04/28/1988 (38 years ago)

2a thread class, 1.089 inches minimum and 1.125 inches maximum thread length, 1.125 inches nominal fastener length, right-hand thread direction, pan 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: 2a
Thread Direction: right-hand
Thread Length: 1.089 inches minimum and 1.125 inches maximum
Fastener Length: 1.125 inches nominal
Head Style: pan
Head Diameter: 0.155 inches minimum and 0.167 inches maximum
Head Height: 0.045 inches minimum and 0.053 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.086 inches
Thread Quantity Per Inch: 56
Screw Material: steel corrosion resisting
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
278249	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-277-8860?

The FSCG of the NSN 5305-01-277-8860 is 5305

Does the NSN 5305-01-277-8860 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-277-8860 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 5305-01-277-8860 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-277-8860 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 5305-01-277-8860 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Thu, Apr 28, 1988