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BM91547 — RING SET,PISTON

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

BM91547: RING SET,PISTON.

The RING SET,PISTON is a the manufacturer industrial component. Key specifications include fsc_application_data: ENGINE,DIESEL, standard_bore_diameter: 5.270 INCHES IN, ring_set_component_parts: COMPRESSION RING,129260,15434,1,PISTON RING,154020,15434,1,PISTON RING,194610,15434,1. This part is cataloged in the U.S.

Government catalog under NSN 2815-00-925-5443, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
BM91547
NSN: 2815-00-925-5443
FSC: 2815 — Diesel Engines and Components
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
fsc_application_dataENGINE,DIESEL
standard_bore_diameter5.270 INCHES IN
ring_set_component_partsCOMPRESSION RING,129260,15434,1,PISTON RING,154020,15434,1,PISTON RING,194610,15434,1
piston_accommodation_quantity1
NSN2815-00-925-5443
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING SET,PISTON TITLE COMPONENT PN BM91547 MFR RING SET,PISTON
KEY FEATURES
•
FSC APPLICATION DATA: ENGINE,DIESEL
•
RING SET COMPONENT PARTS: COMPRESSION RING,129260,15434,1,PISTON RING,154020,15434,1,PISTON RING,194610,15434,1
•
PISTON ACCOMMODATION QUANTITY: 1
•
STANDARD BORE DIAMETER: 5.270 INCHES IN
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAENGINE,DIESEL
RING SET COMPONENT PARTSCOMPRESSION RING,129260,15434,1,PISTON RING,154020,15434,1,PISTON RING,194610,15434,1
PISTON ACCOMMODATION QUANTITY1
STANDARD BORE DIAMETER5.270 INCHES IN
OTHER ITEMS IN FSC 2815 — Diesel Engines and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2815-00-011-9099 2815-00-017-1875 2815-00-024-4185 2815-00-033-1482 2815-00-036-5350 2815-00-179-7630 2815-00-346-4639 2815-00-592-5308
SUBSTITUTES & CROSS-REFERENCES 1
AR50102Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BM91547?
BM91547 is a RING SET,PISTON.
What parts can replace BM91547?
There is 1 known substitute for BM91547: AR50102. Substitute compatibility should be verified for your specific system.
What is the NSN for BM91547?
BM91547 is cataloged in the U.S. Government catalog under NSN 2815-00-925-5443. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.