NASM 21074

View detailed technical data, stock status, and sourcing information for: NASM 21074
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part NASM 21074 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-765-4391

Item Name Code

05280

Assigment Date

01/01/1960 (66 years ago)

3b thread class, prevailing torque all metal design locking feature, 0.168 inches minimum nut counterbore diameter, right-hand thread direction, 0.098 inches minimum and 0.103 inches maximum mounting hole 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
Locking Feature: prevailing torque all metal design
Counterbore Diameter: 0.168 inches minimum nut
Mounting Hole Diameter: 0.098 inches minimum and 0.103 inches maximum
Nut Style: plate
Nut Length: 0.497 inches maximum
Nut Height: 0.250 inches maximum
Plate Thickness: 0.047 inches maximum
Nut Counterbore Depth: 0.062 inches minimum nut
Nut Mounting Provision: countersunk holes
Mounting Provision Location: opposite nut projection side
Mounting Hole Arrangement Style: 2 holes
Distance From Aperture Center To Mounting Hole Center: 0.229 inches minimum and 0.239 inches maximum
Temp Rating: 800.0 fahrenheit nominal
Thread Series: unjc
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.164 inches
Mounting Hole Countersink Angle: 98.0 degrees minimum and 102.0 degrees maximum
Material: iron alloy 660 overall
Material Document And Classification: ams 5525 assn std single material response or ams 5735 assn std single material response or ams 5737 assn std single material response overall
Precious Material: silver
Surface Treatment: silver overall
Surface Treatment Document And Classification: ams 2410 assn std single treatment response overall

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
LMTA55M2860-82BC	Plate Self-Locking Nut
M 12720-82BC	Plate Self-Locking Nut
MS21074-08K	Plate Self-Locking Nut
MT7C832BC	Plate Self-Locking Nut
NASM 21074	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-765-4391?

The FSCG of the NSN 5310-00-765-4391 is 5310

Does the NSN 5310-00-765-4391 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-765-4391 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 5310-00-765-4391 contain precious materials?

Item contains silver.

Does NSN 5310-00-765-4391 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 5310-00-765-4391 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960