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Technical Data Sheet
PartsTable / COMPONENT / 57-35150-81
57-35150-81 ✓ 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 SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: STEEL CASE, case_style: RECESSED, seal_width: 0.313 INCHES NOMINAL IN, outside_diameter: 2.378 INCHES NOMINAL IN, surface_treatment: PLASTIC CASE, housing_bore_diameter: 2.374 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 5330-01-529-9659, 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
57-35150-81
NSN: 5330-01-529-9659
FSC: 5330
CAGE: 63940 — GROVE GEAR DIV OF REGAL BELOIT CORP (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleRECESSED
seal_width0.313 INCHES NOMINAL IN
outside_diameter2.378 INCHES NOMINAL IN
surface_treatmentPLASTIC CASE
housing_bore_diameter2.374 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter1.563 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed3600 FEET PER MINUTE FT
NSN5330-01-529-9659
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 57-35150-81 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
•
SEALING ELEMENT STYLE: ANGULAR
•
ACCOMMODATED SHAFT DIAMETER: 1.563 INCHES NOMINAL IN
•
SEAL WIDTH: 0.313 INCHES NOMINAL IN
•
CASE STYLE: RECESSED
•
HOUSING BORE DIAMETER: 2.374 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 3600 FEET PER MINUTE FT
•
OUTSIDE DIAMETER: 2.378 INCHES NOMINAL IN
•
MATERIAL: STEEL CASE
TECHNICAL CHARACTERISTICS (FLIS)
SEALING ELEMENT STYLEANGULAR
ACCOMMODATED SHAFT DIAMETER1.563 INCHES NOMINAL IN
SEAL WIDTH0.313 INCHES NOMINAL IN
CASE STYLERECESSED
HOUSING BORE DIAMETER2.374 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED3600 FEET PER MINUTE FT
OUTSIDE DIAMETER2.378 INCHES NOMINAL IN
MATERIALSTEEL CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SURFACE TREATMENTPLASTIC CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
2528242-3Interchangeable
interchangeable cross-reference
interchangeable
15542Interchangeable
interchangeable cross-reference
interchangeable
11378NPC20Interchangeable
interchangeable cross-reference
interchangeable
34183Interchangeable
interchangeable cross-reference
interchangeable
K1038-1Interchangeable
interchangeable cross-reference
interchangeable
34153Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 57-35150-81?
57-35150-81 is a SEAL,PLAIN ENCASED.
What parts can replace 57-35150-81?
There are 8 known substitutes for 57-35150-81: 2528242-3, 15542, 11378NPC20 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 57-35150-81?
57-35150-81 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-529-9659. 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