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Technical Data Sheet
PartsTable / COMPONENT / R00178
R00178 ✓ 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 BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include end_item_identification: PETROLEUM QUALITY ANALYSIS SYSTEM (PQAS). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-527-9597, 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
R00178
NSN: 5340-01-527-9597
FSC: 5340
CAGE: 05FW7 — ROM ACQUISITION CORPORATION DBA ROM ACQUISITION CORP DIV FEI (USA)
SPECIFICATIONS
end_item_identificationPETROLEUM QUALITY ANALYSIS SYSTEM (PQAS)
NSN5340-01-527-9597
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: R00178 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
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONPETROLEUM QUALITY ANALYSIS SYSTEM (PQAS)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
4981060Interchangeable
interchangeable cross-reference
interchangeable
6321Interchangeable
interchangeable cross-reference
interchangeable
664880Interchangeable
interchangeable cross-reference
interchangeable
20086Interchangeable
interchangeable cross-reference
interchangeable
61744Interchangeable
interchangeable cross-reference
interchangeable
37771Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R00178?
R00178 is a BRACKET,MOUNTING.
What parts can replace R00178?
There are 13 known substitutes for R00178: 4981060, 6321, 664880 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R00178?
R00178 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-527-9597. 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