BACB30BH4-18

View detailed technical data, stock status, and sourcing information for: BACB30BH4-18
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-837-4102

Item Name Code

27851

Assigment Date

12/07/1966 (59 years ago)

A clamp designed to surround other item(s) such as cable(s), conduit(s), pipe(s), hose(s), or tube(s), and to fasten together or to another object or structure. Includes straight flexible items. For items specifically designed to clamp a hose to a connection to prevent leakage, see clamp, hose. See also hanger, pipe and clip, spring tension. For retaining straps with a bridge, see strap, retaining. Excludes:clamp, electrical; band, retaining; clamp (1), c; bracket pipe.

3a thread class, 1.454 inches minimum and 1.484 inches maximum fastener length, right-hand thread direction, 0.319 inches minimum and 0.369 inches maximum thread length, hexagon head style

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: 0.319 inches minimum and 0.369 inches maximum
Fastener Length: 1.454 inches minimum and 1.484 inches maximum
Head Style: hexagon
Head Height: 0.109 inches minimum and 0.141 inches maximum
Width Between Flats: 0.428 inches minimum and 0.440 inches maximum
Grip Diameter: 0.2487 inches minimum and 0.2492 inches maximum
Shank Unthreaded Hole Diameter: 0.076 inches minimum and 0.081 inches maximum first hole
Nominal Thread Diameter: 0.250 inches
Grip Length: 1.115 inches minimum and 1.135 inches maximum
Thread Quantity Per Inch: 28
Distance From Head Largest Bearing Surface To Shank Hole Center: 1.303 inches minimum and 1.323 inches maximum first hole
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Material: iron alloy 660 overall
Thread Series Designator: unf
Specification/Standard Data: 81205-bacb30bh manufacturers 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
BACB30BH4-18	Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-837-4102?

The FSCG of the NSN 5306-00-837-4102 is 5306

Does the NSN 5306-00-837-4102 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-837-4102 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 5306-00-837-4102 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-837-4102 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 5306-00-837-4102 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Wed, Dec 7, 1966