Detroit Diesel 5138717 Pulley, Groove

Detroit Diesel 5138717 is a pulley 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 5138717 as the maker's own number under government stock item NSN 3020-00-217-5707. 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 3020-00-217-5707, under which this manufacturer's reference number is listed. Confirm compatibility and specifications with the manufacturer before ordering.

Government item name

Pulley, Groove

Government stock item (NSN)

3020-00-217-5707

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.

Furnished items

Keying facility and lightening hole and bore

Groove depth

0.600 in (nominal)

Groove width

0.500 in (nominal)

Outside diameter

5.377 in (nominal)

Bolt circle diameter

3.250 in (nominal)

Keyway width

0.250 in (nominal)

Thread size

5/16-18

Bore diameter

1.180 in (nominal)

Bore length

0.939 in (nominal)

Distance from center of bore to bottom of keyway

0.720 in (nominal)

V groove angle in deg

36.0

Pitch diameter

5.027 in (nominal)

Flange outside diameter

7.360 in (nominal)

Securing hole quantity

2

Hub outside diameter

• AA end: 2.043 in (nominal)
• BB end: 2.043 in (nominal)

Face width

2.727 in (nominal)

Design form

Webbed

Bore type

Straight

Groove quantity

2

Hole location

Thru pulley body

Keying facility type

Keyway

Securing method

Threaded hole(s)

Groove shape

V

Standard V-belt section designation for which designed

4L

Securing location

BB end

Special features

Pulley has weighted 7.365 in.D/A flange at AA end.

Material

Overall: iron cast

Quantity

1

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)

Drive the alternator, fan, water pump or compressor. Cracks, glazing, squeal or a worn pulley groove call for replacement. Check length, width and rib or groove count.

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.