NAS1330C4B391

View detailed technical data, stock status, and sourcing information for: NAS1330C4B391
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-334-0548

Item Name Code

01873

Assigment Date

02/14/1991 (35 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

right-hand thread direction, flat countersunk reverse keyed head style, 0.089 inches maximum key length, 3b thread class, 0.529 inches nominal head diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3b
Thread Direction: right-hand
Head Style: flat countersunk reverse keyed
Head Diameter: 0.529 inches nominal
Key Length: 0.089 inches maximum
Head Height: 0.089 inches maximum
Nut Style: blind rivet w/smooth round shank
Nut Diameter: 0.328 inches minimum and 0.332 inches maximum
Nut Length: 1.235 inches minimum and 1.265 inches maximum
Shank End Type: closed
Thread Series: unf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Head Countersink Angle: 100.0 degrees nominal
Material: steel comp 430 overall
Material Document And Classification: qq-w-423 fed spec single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35,ty2 fed spec single treatment response overall
Specification/Standard Data: 80205-nas1330 professional/industrial association standard

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
NAS1330C4B391	Blind Rivet Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-334-0548?

The FSCG of the NSN 5310-01-334-0548 is 5310

Does the NSN 5310-01-334-0548 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-334-0548 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 5310-01-334-0548 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-334-0548 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 5310-01-334-0548 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Thu, Feb 14, 1991