Detroit Diesel 5128203 Adapter, Straight, Flange to Flange

Detroit Diesel 5128203 is a engine component 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 5128203 as the maker's own number under government stock item NSN 4730-01-083-1750. 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 4730-01-083-1750, under which this manufacturer's reference number is listed. Confirm compatibility and specifications with the manufacturer before ordering.

Government item name

Adapter, Straight, Flange to Flange

Government stock item (NSN)

4730-01-083-1750

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.

Bolt hole quantity

2

Nominal width

• First end: 1.938 in
• Second end: 2.141 in

Nominal length

• First end: 2.484 in
• Second end: 2.969 in

Flange shape

All ends: oval with holes

Connection type

All ends: flange

Nominal thickness

• First end: 0.215 in
• Second end: 0.255 in

Bolt hole nominal diameter

• First end: 0.344 in
• Second end: 0.250 in

Bolt circle nominal diameter

All ends: 1.781 in

Flange face design

• First end: plain
• Second end: raised straight

Raised face nominal height

Second end: 0.070 in

Raised face nominal diameter

Second end: 1.606 in

Nominal overall length

4.375 in

Material

Overall: iron cast or iron alloy

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)

A part of an engine named by its use. Replaced when worn, leaking or damaged. Check the engine model and serial range.

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.

Availability

Not currently offered by an approved supplier. Ask us to source it and we look for a supplier.

Do you sell this part?

If you stock or supply this part, tell us about your business and what you sell.

Sell or Supply Parts

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.