5305-01-172-5556

Find complete technical information, availability, and procurement data for: 5305-01-172-5556
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-172-5556

Item Name Code

29294

Assigment Date

02/22/1984 (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.

1.385 inches minimum and 1.415 inches maximum fastener length, 0.313 inches minimum and 0.363 inches maximum thread length, right-hand thread direction, pan head style, 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: 0.313 inches minimum and 0.363 inches maximum
Fastener Length: 1.385 inches minimum and 1.415 inches maximum
Head Style: pan
Head Diameter: 0.331 inches minimum and 0.373 inches maximum
Head Height: 0.122 inches minimum and 0.132 inches maximum
Locking Feature: patch or pellet or strip threads
Grip Diameter: 0.1885 inches minimum and 0.1895 inches maximum
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.190 inches
Part Name Assigned By Controlling Agency: navy special project

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
NAS1173-17	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-172-5556?

The FSCG of the NSN 5305-01-172-5556 is 5305

Does NSN 5305-01-172-5556 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 5305-01-172-5556 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-172-5556 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 5305-01-172-5556 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, Feb 22, 1984