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Technical Data Sheet
PartsTable / COMPONENT / RM146-34
RM146-34 ✓ 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: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT, case_style: SQUARE, seal_width: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN, housing_bore_diameter: 2.502 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 1.688 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-290-1531, 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
RM146-34
NSN: 5330-00-290-1531
FSC: 5330
CAGE: 27996 — HEIL ENVIRONMENTAL INDUSTRIES (USA)
SPECIFICATIONS
materialLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
housing_bore_diameter2.502 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter1.688 INCHES NOMINAL IN
NSN5330-00-290-1531
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: RM146-34 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 DIAMETER: 1.688 INCHES NOMINAL IN
•
CASE STYLE: SQUARE
•
SEAL WIDTH: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
•
MATERIAL: STEEL CASE
•
HOUSING BORE DIAMETER: 2.502 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR
TECHNICAL CHARACTERISTICS (FLIS)
ACCOMMODATED SHAFT DIAMETER1.688 INCHES NOMINAL IN
CASE STYLESQUARE
SEAL WIDTH0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
MATERIALSTEEL CASE
MATERIALLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
HOUSING BORE DIAMETER2.502 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
60603Interchangeable
interchangeable cross-reference
interchangeable
6 OUNCE CARTRIDGE-2216 B/AInterchangeable
interchangeable cross-reference
interchangeable
2216 B/AInterchangeable
interchangeable cross-reference
interchangeable
EC2216 B/AInterchangeable
interchangeable cross-reference
interchangeable
53C14700Interchangeable
interchangeable cross-reference
interchangeable
78G66Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RM146-34?
RM146-34 is a SEAL,PLAIN ENCASED.
What parts can replace RM146-34?
There are 26 known substitutes for RM146-34: 60603, 6 OUNCE CARTRIDGE-2216 B/A, 2216 B/A and 23 more. Substitute compatibility should be verified for your specific system.
Is RM146-34 still available?
RM146-34 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026