Detroit Diesel 5107083 Gear, Helical

Detroit Diesel 5107083 is a gear in Engine Parts, US catalog. Listed by US Government (DLA FLIS), October 2026.

Government data (US Government (DLA FLIS), October 2026 edition)

The U.S. government's Federal Logistics Information System (FLIS) records Detroit Diesel 5107083 as the maker's own number under government stock item NSN 3020-01-122-5181. The name and every fact below are FLIS's, credited to US Government (DLA FLIS), October 2026 edition.

Specifications recorded for government stock item NSN 3020-01-122-5181, under which this manufacturer's reference number is listed. Confirm compatibility and specifications with the manufacturer before ordering.

Government item name

Gear, Helical

Government stock item (NSN)

3020-01-122-5181

Manufacturer code (CAGE)

72582, ROLLS-ROYCE SOLUTIONS AMERICA INC DBA ROLLS-ROYCE SOLUTIONS AMERICA INC, NOVI, MI, UNITED STATES
Detroit Diesel part numbering. This manufacturer code is now held by Rolls-Royce Solutions America.

Attachment method

Mounting hole

Serration quantity

48

Pitch diameter

2.8125 in (nominal)

Teeth quantity

45

Serration pitch diameter

Both ends: 0.7310 in (nominal)

Features provided

Single helix

Mounting hole thread series designator

Axially through body first end: UNF

Mounting hole nominal thread size

Axially through body first end: 0.250 in

Mounting hole type and quantity

Axially through body first end plain 4 and threaded 4

Nominal outside diameter

3.125 in

Tooth form

Standard

Tooth direction

Left

Pressure angle

14.5000 degrees

Helix angle

22.5000 degrees

Face nominal width

0.766 in

Mounting hole nominal diameter

Axially through body first end: 0.125 in

Bolt hole circle nominal diameter

Axially through body first end: 1.359 in and 1.812 in

Special features

Cbore 1ST end,1.141 in.dia by 0.125 in.DP;cbore 2ND end,0.938 in.dia by 0.125 in.DP

Material

Overall: steel corrosion resisting

Source: US Government (DLA FLIS), October 2026 edition, a public U.S. government data release. This is not an official DLA record and may contain errors. Verify fitment before ordering. Not affiliated with or endorsed by the Defense Logistics Agency or the Department of Defense. SearchForPart does not show a price here.

About this kind of part (general, written by SearchForPart)

Parts of an engine or driveline assembly named by their shape. Replaced when worn, cracked or broken. Check the assembly they belong to and the position.

When ordering, give the part number exactly as printed and its maker, and the make, model and year of the truck, trailer, reefer unit or machine (or the engine or unit serial number). SearchForPart shows fitment only as the source printed it: check it before you order.

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Source: US Government (DLA FLIS), October 2026 edition, a public U.S. government data release. This is not an official DLA record and may contain errors. Verify fitment before ordering. Not affiliated with or endorsed by the Defense Logistics Agency or the Department of Defense. SearchForPart does not show a price here.