NAS9921C4-12

View detailed technical data, stock status, and sourcing information for: NAS9921C4-12
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-676-7223

Item Name Code

06666

Assigment Date

11/08/2018 (7 years ago)

An item which in itself is not a complete functioning item. It consists of parts which, together with other similar parts, form a leg,tripod mount.

0.370 inches minimum thread length, bevel-conical head style, 1.105 inches minimum and 1.135 inches maximum fastener length, 3a thread class, right-hand thread direction

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: 0.370 inches minimum
Fastener Length: 1.105 inches minimum and 1.135 inches maximum
Head Style: bevel-conical
Head Diameter: 0.428 inches minimum and 0.438 inches maximum
Head Height: 0.250 inches nominal
Internal Drive Style: hexagon
End Item Identification: 1550-01-648-0888
Nominal Thread Diameter: 0.2500 inches
Width Across Flats: 0.1880 inches minimum and 0.1900 inches maximum
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Surface Finish: 32.0 microinches overall
Part Name Assigned By Controlling Agency: bolt,shear,internal wrenching,short thread,self-locking and non-locking,6al-4v titanium and a286 cres,160 ksi ftu
Material: iron alloy 660 overall
Material Document And Classification: a286 cres per ams5731,5732,5737 or ams5853 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: ams2700,method 1,class 4 assn std single treatment response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas9921 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
NAS9921C4-12	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-676-7223?

The FSCG of the NSN 5306-01-676-7223 is 5306

Does the NSN 5306-01-676-7223 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-676-7223 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 5306-01-676-7223 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-676-7223 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 5306-01-676-7223 was assigned to the Federal Catalog?

It was assigned 7 years ago, on Thu, Nov 8, 2018