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Technical Data Sheet
CWK-619-76 PIECE 4 ✓ 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 PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR OVERALL, end_item_identification: SELECTOR VALVE ASSY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-282-8207, 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
CWK-619-76 PIECE 4
NSN: 5330-01-282-8207
FSC: 5330
CAGE: 87045 — WALZ & KRENZER INC DIV MAPECO PRODUCTS (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR OVERALL
end_item_identificationSELECTOR VALVE ASSY
NSN5330-01-282-8207
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: CWK-619-76 PIECE 4 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
MATERIAL: RUBBER CHLOROPRENE CLASS CR OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER CHLOROPRENE CLASS CR OVERALL
END ITEM IDENTIFICATIONSELECTOR VALVE ASSY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
C995169173Interchangeable
interchangeable cross-reference
interchangeable
208105Interchangeable
interchangeable cross-reference
interchangeable
P2121Interchangeable
interchangeable cross-reference
interchangeable
29771-011Interchangeable
Same NIIN cross-reference
interchangeable
P9125Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CWK-619-76 PIECE 4?
CWK-619-76 PIECE 4 is a PACKING,PREFORMED.
What parts can replace CWK-619-76 PIECE 4?
There are 5 known substitutes for CWK-619-76 PIECE 4: C995169173, 208105, P2121 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CWK-619-76 PIECE 4?
CWK-619-76 PIECE 4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-282-8207. This indicates validated use in U.S. government and defense supply chains.
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