5305-01-138-4221

Find complete technical information, availability, and procurement data for: 5305-01-138-4221
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-138-4221

Item Name Code

06672

Assigment Date

09/12/1982 (43 years ago)

3a thread class, right-hand thread direction, 0.730 inches minimum and 0.770 inches maximum fastener length, 0.730 inches minimum and 0.770 inches maximum thread length, headless (setscrew) head style

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: 0.730 inches minimum and 0.770 inches maximum
Fastener Length: 0.730 inches minimum and 0.770 inches maximum
Head Style: headless (setscrew)
Point Style: cup
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.500 inches
Width Across Flats: 0.250 inches nominal
Thread Quantity Per Inch: 13
Material: steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385 overall
Material Document And Classification: 66 fed std all material responses overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 1 type and 4 style

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
003-007941-095	Setscrew
F53137 PC 17	Setscrew
F53140 PC 23	Setscrew
F53150 PC 17	Setscrew
F54036 ITEM 17	Setscrew
MS51021-95	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-01-138-4221?

The FSCG of the NSN 5305-01-138-4221 is 5305

Does the NSN 5305-01-138-4221 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-138-4221 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 5305-01-138-4221 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-138-4221 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 5305-01-138-4221 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Sun, Sep 12, 1982