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91-52901-00 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

91-52901-00: 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: 0.6430 INCHES NOMINAL IN, center_hole_diameter: 0.268 INCHES NOMINAL IN, cross-sectional_height: 0.1875 INCHES NOMINAL IN, cross-sectional_thickness: 0.038 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-599-0319, 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
91-52901-00
NSN: 5330-00-599-0319
FSC: 5330 — Packing and Gasket Materials
CAGE: 0AHP5 — CURTISS-WRIGHT CONTROLS, INC. DIV ACTUATION DIVISION (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
hardness_rating68.0 SHORE DUROMETER A NOMINAL OVERALL
peripheral_diameter0.6430 INCHES NOMINAL IN
center_hole_diameter0.268 INCHES NOMINAL IN
cross-sectional_height0.1875 INCHES NOMINAL IN
cross-sectional_thickness0.038 INCHES NOMINAL IN
cross-sectional_shape_styleU
NSN5330-00-599-0319
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 91-52901-00 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 THICKNESS: 0.038 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.1875 INCHES NOMINAL IN
•
HARDNESS RATING: 68.0 SHORE DUROMETER A NOMINAL OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: U
•
PERIPHERAL DIAMETER: 0.6430 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.268 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.038 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.1875 INCHES NOMINAL IN
HARDNESS RATING68.0 SHORE DUROMETER A NOMINAL OVERALL
CROSS-SECTIONAL SHAPE STYLEU
PERIPHERAL DIAMETER0.6430 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.268 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
91-52301-00Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 91-52901-00?
91-52901-00 is a PACKING,PREFORMED.
What parts can replace 91-52901-00?
There is 1 known substitute for 91-52901-00: 91-52301-00. Substitute compatibility should be verified for your specific system.
What is the NSN for 91-52901-00?
91-52901-00 is cataloged in the U.S. Government catalog under NSN 5330-00-599-0319. 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.