5306-00-144-3878

Find complete technical information, availability, and procurement data for: 5306-00-144-3878
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-144-3878

Item Name Code

06662

Assigment Date

01/01/1963 (63 years ago)

An externally threaded fastener whose threaded and unthreaded portions are of one nominal diameter and are separated by a narrow circumferential groove. The head is designed to be held or driven with an inserted driver. Excludes:bolt, shear.

button head style, 3.297 inches nominal fastener length, 3a thread class, right-hand thread direction, 0.297 inches minimum 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: 0.297 inches minimum
Fastener Length: 3.297 inches nominal
Head Style: button
Head Diameter: 0.609 inches minimum and 0.641 inches maximum
Head Height: 0.140 inches minimum and 0.172 inches maximum
Groove Diameter: 0.250 inches nominal
Shank Unthreaded Hole Diameter: 0.076 inches minimum and 0.086 inches maximum first hole
Single Shear Strength: 5750 pounds per square inch
Internal Drive Style: slot
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 24
Distance From Head Largest Bearing Surface To Shank Hole Center: 3.126 inches nominal first hole
Material: steel comp 8740 or steel comp 8630 or steel comp 8735 or steel comp 4140 or steel comp 4130 or steel comp 4037 overall
Material Document And Classification: mil-s-6049 mil spec 1st material response or mil-s-6050 mil spec 2nd material response or mil-s-6098 mil spec 3rd material response or mil-s-5626 mil spec 4th material response or mil-s-6758 mil spec 5th material response or mil-s-8695 mil spec 6th material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2 cl 3 fed spec all treatment responses overall
Thread Series Designator: unf
Departure From Cited Document: thread t per mil-s-7742 except major dia is not to exceed max allow shank bolt dia

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
AN25-52	Clevis Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-144-3878?

The FSCG of the NSN 5306-00-144-3878 is 5306

Does the NSN 5306-00-144-3878 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-144-3878 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 5306-00-144-3878 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-144-3878 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 5306-00-144-3878 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963