5305-01-332-9257

Find complete technical information, availability, and procurement data for: 5305-01-332-9257
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-332-9257

Item Name Code

06673

Assigment Date

01/19/1991 (35 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, splined or smoothed, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).

right-hand thread direction, thumb no. 3 head style, 0.500 inches nominal fastener length, 3a thread class, 0.280 inches nominal thread 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: 3a
Thread Direction: right-hand
Thread Length: 0.280 inches nominal
Fastener Length: 0.500 inches nominal
Head Style: thumb no. 3
Head Height: 0.450 inches minimum and 0.480 inches maximum
Width Between Flats: 0.395 inches minimum and 0.425 inches maximum
First Diameter From Head: 0.145 inches nominal
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.220 inches nominal
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 32
Externally Relieved Body Diameter Quantity: 1
Material: steel overall
Material Document And Classification: 66 fed std all material responses overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty2 cl3 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
87034A1640	Thumbscrew

FAQs

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

What is the FSCG of the NSN 5305-01-332-9257?

The FSCG of the NSN 5305-01-332-9257 is 5305

Does the NSN 5305-01-332-9257 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-332-9257 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 5305-01-332-9257 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-332-9257 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 5305-01-332-9257 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Sat, Jan 19, 1991