PartsTable
Technical Data Sheet
PartsTable / O-RING / 19-003-6621
19-003-6621 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include color: BLACK, material: RUBBER, special_features: FILTER, HOUSING, end_item_identification: RC7000 PLUS REVERSE OSMOSIS UNIT; P/N 32-0007. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-532-1745, 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
19-003-6621
NSN: 5331-01-532-1745
FSC: 5331 — O-RING
CAGE: INTE9 — NATO STOCK NUMBER POTENTIAL INTERCHANGEABILITY LINK
SPECIFICATIONS
colorBLACK
materialRUBBER
special_featuresFILTER, HOUSING
end_item_identificationRC7000 PLUS REVERSE OSMOSIS UNIT; P/N 32-0007
NSN5331-01-532-1745
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 19-003-6621 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
•
COLOR: BLACK
•
MATERIAL: RUBBER
TECHNICAL CHARACTERISTICS (FLIS)
COLORBLACK
MATERIALRUBBER
END ITEM IDENTIFICATIONRC7000 PLUS REVERSE OSMOSIS UNIT; P/N 32-0007
SPECIAL FEATURESFILTER, HOUSING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
32000-7Interchangeable
interchangeable cross-reference
interchangeable
292-0036-00Interchangeable
interchangeable cross-reference
interchangeable
CSPECIALInterchangeable
interchangeable cross-reference
interchangeable
218140Interchangeable
interchangeable cross-reference
interchangeable
74468072003Interchangeable
interchangeable cross-reference
interchangeable
A5-95Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 19-003-6621?
19-003-6621 is a O-RING.
What parts can replace 19-003-6621?
There are 6 known substitutes for 19-003-6621: 32000-7, 292-0036-00, CSPECIAL and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 19-003-6621?
19-003-6621 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-532-1745. 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