5305-00-172-2288

Find complete technical information, availability, and procurement data for: 5305-00-172-2288
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-172-2288

Item Name Code

16282

Assigment Date

08/30/1972 (53 years ago)

A comparatively flat rigid item, with or without a centrally located aperture, designed to hold an annular bearing or a sleeve bearing in a fitted inclosure. It must have drilled and/or tapped holes for mounting purposes. Excludes:end bell, electrical rotating equipment.

right-hand thread direction, 0.159 inches minimum and 0.261 inches maximum thread length, flat countersunk head style, 2a thread class, 0.281 inches minimum and 0.312 inches maximum 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: 0.159 inches minimum and 0.261 inches maximum
Fastener Length: 0.281 inches minimum and 0.312 inches maximum
Head Style: flat countersunk
Head Diameter: 0.257 inches minimum and 0.279 inches maximum
Locking Feature: pellet threads
Internal Drive Style: slot
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Countersink Angle: 100.0 degrees nominal
Material: steel comp 303 overall
Material Document And Classification: 66 fed std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 mil spec single treatment response 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
2291337	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-172-2288?

The FSCG of the NSN 5305-00-172-2288 is 5305

Does the NSN 5305-00-172-2288 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-172-2288 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 5305-00-172-2288 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-172-2288 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 5305-00-172-2288 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Wed, Aug 30, 1972