5305-01-253-2995

Find complete technical information, availability, and procurement data for: 5305-01-253-2995
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-253-2995

Item Name Code

16282

Assigment Date

04/16/1987 (39 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.

right-hand thread direction, 1.125 inches nominal thread length, flat chamfer head style, 1.250 inches nominal fastener length, 3a thread class

Product Characteristics

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

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 1.125 inches nominal
Fastener Length: 1.250 inches nominal
Head Style: flat chamfer
Head Diameter: 0.550 inches minimum and 0.562 inches maximum
Head Height: 0.368 inches minimum and 0.375 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.375 inches
Width Across Flats: 0.312 inches nominal
Thread Quantity Per Inch: 16
Minimum Tensile Strength: 80000 pounds per square inch
Hardness Rating: 80.0 rockwell b minimum overall
Minimum Yield Strength: 30000 pounds per square inch
Material: steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp xm-7 or steel comp 384 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
516-5343962 PIECE 76	Socket Head Cap Screw
60-16-2122	Socket Head Cap Screw
709-5343962 PIECE 76	Socket Head Cap Screw
FF-S-8TY6	Socket Head Cap Screw
FFS86TY60.37516UNC3AX1.250	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-253-2995?

The FSCG of the NSN 5305-01-253-2995 is 5305

Does the NSN 5305-01-253-2995 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-253-2995 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 5305-01-253-2995 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-253-2995 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 5305-01-253-2995 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Thu, Apr 16, 1987