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Technical Data Sheet
PartsTable / COMPONENT / 12000597-2
12000597-2 ✓ 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: RUBBER CHLOROPRENE CLASS CR SEALING ELEMENT, case_style: SQUARE, seal_width: 0.312 INCHES NOMINAL IN, housing_bore_diameter: 1.379 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 0.625 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-923-0259, 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
12000597-2
NSN: 5330-00-923-0259
FSC: 5330
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR SEALING ELEMENT
case_styleSQUARE
seal_width0.312 INCHES NOMINAL IN
housing_bore_diameter1.379 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter0.625 INCHES NOMINAL IN
NSN5330-00-923-0259
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12000597-2 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: 0.625 INCHES NOMINAL IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR SEALING ELEMENT
•
HOUSING BORE DIAMETER: 1.379 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR
•
SEAL WIDTH: 0.312 INCHES NOMINAL IN
•
CASE STYLE: SQUARE
TECHNICAL CHARACTERISTICS (FLIS)
ACCOMMODATED SHAFT DIAMETER0.625 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR SEALING ELEMENT
HOUSING BORE DIAMETER1.379 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
SEAL WIDTH0.312 INCHES NOMINAL IN
CASE STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
6-3-39Interchangeable
interchangeable cross-reference
interchangeable
MIL-F-2692Interchangeable
interchangeable cross-reference
interchangeable
SMB78737Interchangeable
interchangeable cross-reference
interchangeable
B2928-25Interchangeable
interchangeable cross-reference
interchangeable
T3609Interchangeable
interchangeable cross-reference
interchangeable
LS358-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12000597-2?
12000597-2 is a SEAL,PLAIN ENCASED.
What parts can replace 12000597-2?
There are 14 known substitutes for 12000597-2: 6-3-39, MIL-F-2692, SMB78737 and 11 more. Substitute compatibility should be verified for your specific system.
Is 12000597-2 still available?
12000597-2 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026