NAS1251A10-66

View detailed technical data, stock status, and sourcing information for: NAS1251A10-66
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-297-4071

Item Name Code

01832

Assigment Date

04/03/1989 (37 years ago)

right-hand thread direction, 3a thread class, 0.845 inches minimum and 0.905 inches maximum shank length, 1.375 inches minimum eye stock diameter, 0.845 inches minimum and 0.905 inches maximum 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: 0.845 inches minimum and 0.905 inches maximum
Shank Length: 0.845 inches minimum and 0.905 inches maximum
Eye Stock Diameter: 1.375 inches minimum
Shoulder Diameter: 0.743 inches minimum and 0.748 inches maximum
Shoulder Length: 4.115 inches minimum and 4.135 inches maximum
Ring Stock Diameter: 0.417 inches minimum and 0.457 inches maximum
Nominal Thread Diameter: 0.562 inches
Thread Quantity Per Inch: 18
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Material: steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150 overall
Surface Treatment: cadmium and chromate or zinc and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty2 cl3 fed spec 1st treatment response or astm b633 assn std 2nd treatment response overall
Style Designator: swivel
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas1251 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
NAS1251A10-66	Ring Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-297-4071?

The FSCG of the NSN 5306-01-297-4071 is 5306

Does the NSN 5306-01-297-4071 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-297-4071 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 5306-01-297-4071 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-297-4071 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 5306-01-297-4071 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Mon, Apr 3, 1989