D4012

View detailed technical data, stock status, and sourcing information for: D4012
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3010 Torque Converters and Speed Changers

National Stock Number

3010-00-850-5309

Item Name Code

04459

Assigment Date

01/01/1962 (64 years ago)

2.531 inches nominal overall length, 2.406 inches nominal outside diameter, 0.0940 inches nominal both ends keyway depth, 0.188 inches nominal both ends keyway width, 1/4-20 thd size both ends thread size designator

Product Characteristics

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

Overall Length: 2.531 inches nominal
Outside Diameter: 2.406 inches nominal
Keyway Width: 0.188 inches nominal both ends
Keyway Depth: 0.0940 inches nominal both ends
Thread Size Designator: 1/4-20 thd size both ends
Bore Diameter: 0.7500 inches nominal both ends
Bore Length: 2.5310 inches nominal both ends
Bore Shape: straight both ends
Furnished Items And Quantity: setscrews 1
Design Type: roller chain
Keying Facility Quantity: 1 both ends
Keying Facility Type: keyway both ends
Securing Method: threaded hole second end
Threaded Hole Quantity: 1 both ends
Threaded Hole Location: both ends: located on top keyway
Reference Number Differentiating Characteristics: as differentiated by bore shape,bore dia,bore length,keying facility qty,keying facility type,keyway width,keyway depth,bore counterbore feature

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
D4012	Flexible Shaft Coupling

FAQs

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

What is the FSCG of the NSN 3010-00-850-5309?

The FSCG of the NSN 3010-00-850-5309 is 3010

Does the NSN 3010-00-850-5309 have a Schedule B code assigned?

Yes, the Schedule B code is 8483608000

Does NSN 3010-00-850-5309 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 3010-00-850-5309 contain precious materials?

Precious metal content is unknown

Does NSN 3010-00-850-5309 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 3010-00-850-5309 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962