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PartsTable / COMPONENT / 221499PC4
221499PC4 ✓ 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 BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, hardness_rating: 68.0 SHORE DUROMETER A NOMINAL OVERALL, rim_surface_width: 0.312 INCHES NOMINAL IN, inner_groove_width: 0.250 INCHES NOMINAL IN, outer_groove_width: 0.125 INCHES NOMINAL IN, peripheral_diameter: 1.500 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-297-3633, 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
221499PC4
NSN: 5330-00-297-3633
FSC: 5330
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
hardness_rating68.0 SHORE DUROMETER A NOMINAL OVERALL
rim_surface_width0.312 INCHES NOMINAL IN
inner_groove_width0.250 INCHES NOMINAL IN
outer_groove_width0.125 INCHES NOMINAL IN
peripheral_diameter1.500 INCHES NOMINAL IN
center_hole_diameter1.000 INCHES NOMINAL IN
cross-sectional_height0.375 INCHES NOMINAL IN
cross-sectional_shape_styleSPECIAL
material_document_and_classificationMIL-P-18484 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-297-3633
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 221499PC4 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
•
CENTER HOLE DIAMETER: 1.000 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-18484 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
•
HARDNESS RATING: 68.0 SHORE DUROMETER A NOMINAL OVERALL
•
OUTER GROOVE WIDTH: 0.125 INCHES NOMINAL IN
•
PERIPHERAL DIAMETER: 1.500 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER1.000 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESPECIAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-18484 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
HARDNESS RATING68.0 SHORE DUROMETER A NOMINAL OVERALL
OUTER GROOVE WIDTH0.125 INCHES NOMINAL IN
PERIPHERAL DIAMETER1.500 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.375 INCHES NOMINAL IN
RIM SURFACE WIDTH0.312 INCHES NOMINAL IN
INNER GROOVE WIDTH0.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
271678PC2Interchangeable
interchangeable cross-reference
interchangeable
146392PC21Interchangeable
interchangeable cross-reference
interchangeable
12Z62PC7Interchangeable
interchangeable cross-reference
interchangeable
5330-207Interchangeable
interchangeable cross-reference
interchangeable
271744PC5Interchangeable
interchangeable cross-reference
interchangeable
299496PC5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 221499PC4?
221499PC4 is a PACKING,PREFORMED.
What parts can replace 221499PC4?
There are 21 known substitutes for 221499PC4: 271678PC2, 146392PC21, 12Z62PC7 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 221499PC4?
221499PC4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-297-3633. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026