5310-00-921-0651

Find complete technical information, availability, and procurement data for: 5310-00-921-0651
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-921-0651

Item Name Code

15887

Assigment Date

02/18/1966 (60 years ago)

right-hand thread direction, 3b thread class, 3.240 inches minimum and 3.260 inches maximum small end diameter, 3.427 inches minimum and 3.447 inches maximum nut counterbore diameter, 0.143 inches minimum and 0.193 inches maximum drive point depth

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
Counterbore Diameter: 3.427 inches minimum and 3.447 inches maximum nut
Small End Diameter: 3.240 inches minimum and 3.260 inches maximum
Drive Point Depth: 0.143 inches minimum and 0.193 inches maximum
Nut Diameter: 3.646 inches minimum and 3.666 inches maximum
Nut Thickness: 0.500 inches minimum and 0.520 inches maximum
Drive Point Width: 0.180 inches minimum and 0.200 inches maximum
Drive Point Quantity: 25
Nut Counterbore Depth: 0.178 inches minimum and 0.203 inches maximum nut
Thread Series: uns
Thread Quantity Per Inch: 18
Nominal Thread Size: 2.548 inches
Countersink Angle: 118.0 degrees minimum and 122.0 degrees maximum both ends
Special Features: groove on inside of counterbore,0.063 in. min,0.068 in. max w,0.045 in. min,0.061 in. max depth
Material: steel overall
Material Document And Classification: mil-t-6736 mil spec single material response overall
Surface Treatment: phosphate zinc overall
Surface Treatment Document And Classification: mil-p-16232,ty z,cl 4a mil spec 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
114D6096-1	Round Plain Nut
BACN10JJ20	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-921-0651?

The FSCG of the NSN 5310-00-921-0651 is 5310

Does the NSN 5310-00-921-0651 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-921-0651 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 5310-00-921-0651 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-921-0651 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 5310-00-921-0651 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Fri, Feb 18, 1966