5305-01-170-4571

Find complete technical information, availability, and procurement data for: 5305-01-170-4571
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-170-4571

Item Name Code

29294

Assigment Date

01/25/1984 (42 years ago)

0.320 inches minimum and 0.370 inches maximum thread length, 0.580 inches minimum and 0.610 inches maximum fastener length, pan head style, right-hand thread direction, 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: 0.320 inches minimum and 0.370 inches maximum
Fastener Length: 0.580 inches minimum and 0.610 inches maximum
Head Style: pan
Head Diameter: 0.306 inches minimum and 0.322 inches maximum
Head Height: 0.105 inches minimum and 0.115 inches maximum
Grip Diameter: 0.1625 inches minimum and 0.1635 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.164 inches
Grip Length: 0.240 inches minimum and 0.260 inches maximum
Thread Quantity Per Inch: 32
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Material: iron alloy 660 overall
Material Document And Classification: ams 5737 assn std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 type 2 class 3 fed spec single treatment response overall
Thread Series Designator: unjc

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
BACB30LK2-4	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-170-4571?

The FSCG of the NSN 5305-01-170-4571 is 5305

Does the NSN 5305-01-170-4571 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-170-4571 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 5305-01-170-4571 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-170-4571 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 5305-01-170-4571 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, Jan 25, 1984