B75475-A

View detailed technical data, stock status, and sourcing information for: B75475-A
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3040 Miscellaneous Power Transmission Equipment

National Stock Number

3040-01-179-9890

Item Name Code

22914

Assigment Date

05/23/1984 (42 years ago)

An item solid or split into halves, having a threaded or unthreaded hole for the purpose of connecting or retaining a pipe, tube, or hose fitting. The face of the flange may be smooth, grooved, or serrated and may be drilled for connecting bolts or studs. If the item is unthreaded, the pipe or tube may be retained by welding, brazing, compression, or the like. Excludes:flange, pipe, blind; ferrule, grooved clamp coupling; and adapter (as modified).

0.2500 inches nominal first end keyway width, 20.375 inches nominal overall length, not identical end similarity, flat keyway first end style, indented flat keyway second end style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

First End Style: flat keyway
End Similarity: not identical
Second End Style: indented flat keyway
Overall Length: 20.375 inches nominal
First End Keyway Width: 0.2500 inches nominal
First End External Keyway Length: unable to decode
First End Keyway Depth: 0.125 inches nominal
First End Diameter: 0.9995 inches minimum and 1.0000 inches maximum
Second End Keyway Width: 0.1880 inches nominal
Second End External Keyway Length: unable to decode
Second End Keyway Depth: 0.125 inches nominal
Second End Distance From Keyway Center To End: 0.500 inches nominal
Second End Diameter: 1.2550 inches minimum and 1.2560 inches maximum
Step Quantity: 7
Largest Step Diameter: 1.875 inches nominal
Material: steel
Material Document And Classification: mil-s-16782 mil spec single material response

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
75475-A	Shouldered Shaft
90 89434	Shouldered Shaft
B75475-A	Shouldered Shaft
D-34-942-82	Shouldered Shaft
D-34-942-82 PIECE 1	Shouldered Shaft

FAQs

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

What is the FSCG of the NSN 3040-01-179-9890?

The FSCG of the NSN 3040-01-179-9890 is 3040

Does the NSN 3040-01-179-9890 have a Schedule B code assigned?

Yes, the Schedule B code is 8483105000

Does NSN 3040-01-179-9890 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 3040-01-179-9890 contain precious materials?

Item does not contain precious metal.

Does NSN 3040-01-179-9890 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 3040-01-179-9890 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, May 23, 1984