NAS1297-7-20

View detailed technical data, stock status, and sourcing information for: NAS1297-7-20
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-487-0224

Item Name Code

04905

Assigment Date

03/17/1972 (54 years ago)

A cylindrically shaped item with a concentric bore and a peripheral thread over its entire length or over a portion thereof. One face is drilled, slotted, knurled, or has projecting lugs for installation and/or removal purposes. Excludes:retainer, optical element.

hexagon head style, 0.499 inches minimum and 0.609 inches maximum thread length, 3a thread class, 1.879 inches minimum and 1.919 inches maximum fastener length, 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: 0.499 inches minimum and 0.609 inches maximum
Fastener Length: 1.879 inches minimum and 1.919 inches maximum
Head Style: hexagon
Head Height: 0.265 inches minimum and 0.297 inches maximum
Width Between Flats: 0.740 inches minimum and 0.752 inches maximum
Shoulder Diameter: 0.495 inches minimum and 0.499 inches maximum first shoulder
Shoulder Length: 1.260 inches minimum and 1.280 inches maximum first shoulder
Nominal Thread Diameter: 0.438 inches
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 125000 pounds per square inch
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
Shoulder Shape: round first shoulder
Material: steel comp 4140 or steel comp 8740 or steel comp 8630 or steel comp 8735 or steel comp 4130 or steel comp 4037 overall
Material Document And Classification: mil-s-5626 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or mil-s-6050 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6758 mil spec 5th material response or ams 6300 assn std 6th material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2 cl 3 fed spec single treatment response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas1297 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
NAS1297-7-20	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-487-0224?

The FSCG of the NSN 5306-00-487-0224 is 5306

Does the NSN 5306-00-487-0224 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-487-0224 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 5306-00-487-0224 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-487-0224 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 5306-00-487-0224 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Mar 17, 1972