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1183-449 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1183-449: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, hardness_rating: 68.0 SHORE DUROMETER A NOMINAL OVERALL, peripheral_diameter: 10.425 INCHES NOMINAL IN, center_hole_diameter: 9.975 INCHES NOMINAL IN, cross-sectional_height: 0.531 INCHES NOMINAL IN, cross-sectional_shape_style: DELTA. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-802-8906, 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
1183-449
NSN: 5330-00-802-8906
FSC: 5330 — Packing and Gasket Materials
CAGE: 91265 — PARKER-HANNIFIN CORPORATION DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
hardness_rating68.0 SHORE DUROMETER A NOMINAL OVERALL
peripheral_diameter10.425 INCHES NOMINAL IN
center_hole_diameter9.975 INCHES NOMINAL IN
cross-sectional_height0.531 INCHES NOMINAL IN
cross-sectional_shape_styleDELTA
NSN5330-00-802-8906
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1183-449 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
•
CROSS-SECTIONAL HEIGHT: 0.531 INCHES NOMINAL IN
•
HARDNESS RATING: 68.0 SHORE DUROMETER A NOMINAL OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: DELTA
•
PERIPHERAL DIAMETER: 10.425 INCHES NOMINAL IN
•
COLOR: BLACK
•
CENTER HOLE DIAMETER: 9.975 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.531 INCHES NOMINAL IN
HARDNESS RATING68.0 SHORE DUROMETER A NOMINAL OVERALL
CROSS-SECTIONAL SHAPE STYLEDELTA
PERIPHERAL DIAMETER10.425 INCHES NOMINAL IN
COLORBLACK
CENTER HOLE DIAMETER9.975 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC OVERALL
SUBSTITUTES & CROSS-REFERENCES 5
MS28772-449Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
PS1-30-5-449Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-AS28772Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
1446-449Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MILP5516BCLASSBReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1183-449?
1183-449 is a PACKING,PREFORMED.
What parts can replace 1183-449?
There are 5 known substitutes for 1183-449: MS28772-449, PS1-30-5-449, SAE-AS28772 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1183-449?
1183-449 is cataloged in the U.S. Government catalog under NSN 5330-00-802-8906. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.