400-4457257ITEM

View detailed technical data, stock status, and sourcing information for: 400-4457257ITEM
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-167-6306

Item Name Code

04905

Assigment Date

12/03/1983 (42 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

3a thread class, 6.250 inches nominal fastener length, 1.250 inches nominal thread length, round w/wrench flats head style, 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: 1.250 inches nominal
Fastener Length: 6.250 inches nominal
Head Style: round w/wrench flats
Head Diameter: 1.250 inches nominal
Head Height: 0.500 inches nominal
Width Between Flats: 1.000 inches nominal
Shoulder Diameter: 0.992 inches minimum and 0.994 inches maximum first shoulder
Shoulder Length: 5.000 inches nominal first shoulder
Nominal Thread Diameter: 0.750 inches
Thread Quantity Per Inch: 10
Shoulder Shape: round first shoulder
Material: nickel alloy k-500 overall
Material Document And Classification: qq-n-286,cl a fed spec single material response overall
Thread Series Designator: unc

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
400 5489320 REV-ITEM 11	Shoulder Bolt
400-4457257 ITEM 37	Shoulder Bolt
400-4457257ITEM	Shoulder Bolt
400-4457275 ITEM 37	Shoulder Bolt
400-4457275ITEM	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-167-6306?

The FSCG of the NSN 5306-01-167-6306 is 5306

Does the NSN 5306-01-167-6306 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5306-01-167-6306 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 5306-01-167-6306 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-167-6306 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 5306-01-167-6306 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sat, Dec 3, 1983