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Technical Data Sheet
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7B9453 ✓ 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 ASSEMBLY is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: CONSISTS OF 1 SEAL,1 SPRING,2 SEALING WASHERS,1 RETAINER,4 PINS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-385-2289, 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
7B9453
NSN: 5330-00-385-2289
FSC: 5330
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
general_characteristics_item_descriptionCONSISTS OF 1 SEAL,1 SPRING,2 SEALING WASHERS,1 RETAINER,4 PINS
NSN5330-00-385-2289
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7B9453 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: CONSISTS OF 1 SEAL,1 SPRING,2 SEALING WASHERS,1 RETAINER,4 PINS
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCONSISTS OF 1 SEAL,1 SPRING,2 SEALING WASHERS,1 RETAINER,4 PINS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
100-048-10-18Interchangeable
interchangeable cross-reference
interchangeable
HL20PB10-18Interchangeable
interchangeable cross-reference
interchangeable
100048Interchangeable
interchangeable cross-reference
interchangeable
9T35Y4932Interchangeable
interchangeable cross-reference
interchangeable
55709Interchangeable
interchangeable cross-reference
interchangeable
SHD12Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7B9453?
7B9453 is a SEAL ASSEMBLY.
What parts can replace 7B9453?
There are 11 known substitutes for 7B9453: 100-048-10-18, HL20PB10-18, 100048 and 8 more. Substitute compatibility should be verified for your specific system.
Is 7B9453 still available?
7B9453 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