15131A

View detailed technical data, stock status, and sourcing information for: 15131A
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3020 Gears, Pulleys, Sprockets and Transmission Chain

National Stock Number

3020-00-147-9679

Item Name Code

05464

Assigment Date

01/01/1961 (65 years ago)

A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also gear, antibacklash, helical:

mounting hole attachment method, 1.5348 inches nominal pitch diameter, 13 teeth quantity, plain, solid body style, w/ keyway both ends bore style

Product Characteristics

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

Body Style: plain, solid
Attachment Method: mounting hole
Pitch Diameter: 1.5348 inches nominal
Teeth Quantity: 13
Bore Style: w/ keyway both ends
Hardness Rating: 50.0 rockwell c minimum and 55.0 rockwell c maximum hub
Hardness Rating: 50.0 rockwell c minimum and 55.0 rockwell c maximum teeth
Mounting Hole Type And Quantity: 1 plain transversely through hub, first end
Nominal Outside Diameter: 1.7120 inches
Nominal Overall Length: 1.125 inches
Teeth Type: single helix
Tooth Form: standard
Tooth Direction: right
Pressure Angle: 14.5000 degrees
Helix Angle: 45.0000 degrees
Nominal Distance Between Body Face And Protruding Hub End: 0.375 inches first end
Face Nominal Width: 0.750 inches
Bore Nominal Diameter: 0.593 inches both ends
Keyway Nominal Width: 0.157 inches both ends
Nominal Distance From Bore Center To Keyway Bottom: 0.420 inches both ends
Hub Style Designator: pinned first end
Hub Nominal Diameter: 1.250 inches first end
Mounting Hole Nominal Diameter: 0.189 inches transversely through hub, first end
Material: steel overall
Style Designator: protruding hub

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2805-00-174-5552	No Name Available	09/26/1969

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
15131A	Helical Gear
1A4708	Helical Gear
2UU0148	Helical Gear
31332J	Helical Gear
7375903	Helical Gear
9015PC15131A	Helical Gear
96086	Helical Gear

FAQs

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

What is the FSCG of the NSN 3020-00-147-9679?

The FSCG of the NSN 3020-00-147-9679 is 3020

Does the NSN 3020-00-147-9679 have a Schedule B code assigned?

Yes, the Schedule B code is 8483409000

Does NSN 3020-00-147-9679 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 3020-00-147-9679 contain precious materials?

Precious metal content is unknown

Does NSN 3020-00-147-9679 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 3020-00-147-9679 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961