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Technical Data Sheet
PartsTable / COMPONENT / V3997PC19
V3997PC19 ✓ 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 special_features: READY FOR BACK TRANSFER;J6R; 4-22-08.. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-252-7421, 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
V3997PC19
NSN: 5330-01-252-7421
FSC: 5330
CAGE: 53154 — PORTLAND VALVE LLC (USA)
SPECIFICATIONS
special_featuresREADY FOR BACK TRANSFER;J6R; 4-22-08.
NSN5330-01-252-7421
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: V3997PC19 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)
SPECIAL FEATURESREADY FOR BACK TRANSFER;J6R; 4-22-08.
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
SAE-AMS7276Interchangeable
interchangeable cross-reference
interchangeable
AS568-221MIL-R-83248 TY1 CL1Interchangeable
interchangeable cross-reference
interchangeable
MILR83248Interchangeable
interchangeable cross-reference
interchangeable
7093-CITEM8Interchangeable
interchangeable cross-reference
interchangeable
89050Interchangeable
interchangeable cross-reference
interchangeable
7093-CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is V3997PC19?
V3997PC19 is a PACKING,PREFORMED.
What parts can replace V3997PC19?
There are 8 known substitutes for V3997PC19: SAE-AMS7276, AS568-221MIL-R-83248 TY1 CL1, MILR83248 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for V3997PC19?
V3997PC19 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-252-7421. 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