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PartsTable / COMPONENT / M1154
M1154 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The BEARING,PLAIN,ROD END is a the manufacturer industrial component. Key specifications include material: LEATHER AND RUBBER SYNTHETIC SEALING ELEMENT, case_style: SQUARE, seal_width: 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN, housing_bore_diameter: 1.999 INCHES MINIMUM AND 2.001 INCHES MAXIMUM IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 1.250 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-050-0036, 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
M1154
NSN: 5330-00-050-0036
FSC: 5330
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
materialLEATHER AND RUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
housing_bore_diameter1.999 INCHES MINIMUM AND 2.001 INCHES MAXIMUM IN
sealing_element_styleANGULAR
accommodated_shaft_diameter1.250 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed1600 FEET PER MINUTE FT
NSN5330-00-050-0036
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: M1154 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 1600 FEET PER MINUTE FT
•
ACCOMMODATED SHAFT DIAMETER: 1.250 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 1.999 INCHES MINIMUM AND 2.001 INCHES MAXIMUM IN
•
SEALING ELEMENT STYLE: ANGULAR
•
MATERIAL: STEEL CASE
•
CASE STYLE: SQUARE
•
SEAL WIDTH: 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
ACCOMMODATED SHAFT MAXIMUM RATED SPEED1600 FEET PER MINUTE FT
ACCOMMODATED SHAFT DIAMETER1.250 INCHES NOMINAL IN
HOUSING BORE DIAMETER1.999 INCHES MINIMUM AND 2.001 INCHES MAXIMUM IN
SEALING ELEMENT STYLEANGULAR
MATERIALSTEEL CASE
CASE STYLESQUARE
MATERIALLEATHER AND RUBBER SYNTHETIC SEALING ELEMENT
SEAL WIDTH0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
RE49F377Interchangeable
interchangeable cross-reference
interchangeable
RE49F377REVJInterchangeable
interchangeable cross-reference
interchangeable
UG254AUInterchangeable
interchangeable cross-reference
interchangeable
900264Interchangeable
interchangeable cross-reference
interchangeable
900264CPInterchangeable
interchangeable cross-reference
interchangeable
M1154Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M1154?
M1154 is a BEARING,PLAIN,ROD END.
What parts can replace M1154?
There are 24 known substitutes for M1154: RE49F377, RE49F377REVJ, UG254AU and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M1154?
M1154 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-050-0036. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026