B1821BH050C500L

View detailed technical data, stock status, and sourcing information for: B1821BH050C500L
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-197-3556

Item Name Code

01847

Assigment Date

12/20/1984 (41 years ago)

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

right-hand thread direction, 2a thread class, hexagon head style, 1.250 inches minimum thread length, 4.906 inches minimum and 5.000 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: 2a
Thread Direction: right-hand
Thread Length: 1.250 inches minimum
Fastener Length: 4.906 inches minimum and 5.000 inches maximum
Head Style: hexagon
Head Height: 0.302 inches minimum and 0.323 inches maximum
Width Between Flats: 0.736 inches minimum and 0.750 inches maximum
Locking Feature: patch or strip threads
End Item Identification: various
Nominal Thread Diameter: 0.500 inches
Features Provided: finished head
Thread Quantity Per Inch: 13
Minimum Tensile Strength: 150000 pounds per square inch
Hardness Rating: 32.0 rockwell c minimum and 38.0 rockwell c maximum fastener
Material: plastic polyamide (nylon) locking feature
Material: steel fastener
Material Document And Classification: sae j429,grade 8 assn std single material response or astm a354,grade bd assn std single material response fastener
Surface Treatment: zinc and chromate fastener
Surface Treatment Document And Classification: astm b633 ty 2 sc 3 assn std single treatment response fastener
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
B1821BH050C500L	Machine Bolt
MS90728-127L	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-197-3556?

The FSCG of the NSN 5306-01-197-3556 is 5306

Does the NSN 5306-01-197-3556 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-197-3556 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 5306-01-197-3556 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-197-3556 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 5306-01-197-3556 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Thu, Dec 20, 1984