20376-400 ITEM 13

View detailed technical data, stock status, and sourcing information for: 20376-400 ITEM 13
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-177-9725

Item Name Code

16282

Assigment Date

04/30/1984 (42 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

2.250 inches nominal thread length, right-hand thread direction, 4.000 inches nominal fastener length, flat chamfer head style, 1.479 inches minimum and 1.500 inches maximum head diameter

Product Characteristics

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

Thread Direction: right-hand
Thread Length: 2.250 inches nominal
Fastener Length: 4.000 inches nominal
Head Style: flat chamfer
Head Diameter: 1.479 inches minimum and 1.500 inches maximum
Head Height: 0.988 inches minimum and 1.000 inches maximum
Hole Diameter: 0.091 inches minimum and 0.097 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 1.000 inches
Width Across Flats: 0.750 inches minimum and 0.757 inches maximum
Hole Quantity: 6
Hole Type: drilled
Thread Quantity Per Inch: 12
Material: steel overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416 fed spec single treatment response overall
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
02-040064	Socket Head Cap Screw
20376-400 ITEM 13	Socket Head Cap Screw
NAS1351-16H64P	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-177-9725?

The FSCG of the NSN 5305-01-177-9725 is 5305

Does the NSN 5305-01-177-9725 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-177-9725 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 5305-01-177-9725 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-177-9725 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 5305-01-177-9725 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Mon, Apr 30, 1984