NAS1297-4H6

View detailed technical data, stock status, and sourcing information for: NAS1297-4H6
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-945-2558

Item Name Code

04905

Assigment Date

03/04/1966 (60 years ago)

hexagon head style, 0.433 inches minimum and 0.483 inches maximum thread length, 3a thread class, right-hand thread direction, 0.828 inches minimum and 0.868 inches maximum fastener 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: 0.433 inches minimum and 0.483 inches maximum
Fastener Length: 0.828 inches minimum and 0.868 inches maximum
Head Style: hexagon
Head Height: 0.172 inches minimum and 0.204 inches maximum
Width Between Flats: 0.490 inches minimum and 0.502 inches maximum
Shoulder Diameter: 0.309 inches minimum and 0.312 inches maximum first shoulder
Shoulder Length: 0.385 inches minimum and 0.395 inches maximum first shoulder
Hole Diameter: 0.070 inches nominal
Nominal Thread Diameter: 0.250 inches
Hole Quantity: 1
Hole Type: drilled
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 125000 pounds per square inch
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
Hole Configuration Style: hexagon flats
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,t6 2 cl 3 fed spec single treatment response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas1297 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5306-00-194-3595	No Name Available	03/01/2008

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
NAS1297-4-6	Shoulder Bolt
NAS1297-4H6	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-945-2558?

The FSCG of the NSN 5306-00-945-2558 is 5306

Does the NSN 5306-00-945-2558 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-945-2558 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 5306-00-945-2558 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-945-2558 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 5306-00-945-2558 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Fri, Mar 4, 1966