IPD4H7953

View detailed technical data, stock status, and sourcing information for: IPD4H7953
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3020 Gears, Pulleys, Sprockets and Transmission Chain

National Stock Number

3020-00-853-1937

Item Name Code

05464

Assigment Date

01/01/1963 (63 years ago)

plain, solid body style, 12 teeth quantity, 2.0746 inches nominal pitch diameter, involute spline both ends bore style, 15 both ends spline quantity

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
Spline Quantity: 15 both ends
Pitch Diameter: 2.0746 inches nominal
Teeth Quantity: 12
Bore Style: involute spline both ends
Spline Pitch Diameter: 1.2500 inches nominal both ends
Hardness Rating: 59.0 rockwell c minimum and 64.0 rockwell c maximum overall
Nominal Outside Diameter: 2.323 inches
Teeth Type: single helix
Tooth Form: standard
Tooth Direction: right
Pressure Angle: 20.0000 degrees
Helix Angle: 15.4082 degrees
Nominal Distance Between Body Face And Protruding Hub End: 1.063 inches first end
Face Nominal Width: 1.500 inches
Bore Nominal Diameter: 1.333 inches both ends
Hub Style Designator: 1 groove first end
Hub Style Designator: plain second end
Hub Nominal Diameter: 1.688 inches second end
First Groove Nominal Width: 0.093 inches first end
First Groove Nominal Diameter: 1.529 inches first end
Nominal Distance From End To First Groove: 0.137 inches first end
Special Features: counterbore first end,dia. 1.500 in. nominal,depth 0.415 in. nominal
Material: steel comp 8617h overall
Material Document And Classification: 66 fed std single material response overall
Surface Treatment: zinc overall
Style Designator: protruding hubs

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
4H7953	Helical Gear
IPD4H7953	Helical Gear

FAQs

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

What is the FSCG of the NSN 3020-00-853-1937?

The FSCG of the NSN 3020-00-853-1937 is 3020

Does the NSN 3020-00-853-1937 have a Schedule B code assigned?

Yes, the Schedule B code is 8483409000

Does NSN 3020-00-853-1937 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 3020-00-853-1937 contain precious materials?

Precious metal content is unknown

Does NSN 3020-00-853-1937 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 3020-00-853-1937 was assigned to the Federal Catalog?

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