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87435-333 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

87435-333: PACKING,PREFORMED.

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, body_recess_depth: 0.242 INCHES NOMINAL IN, peripheral_diameter: 2.885 INCHES MINIMUM AND 2.905 INCHES MAXIMUM IN, body_recess_diameter: 2.791 INCHES MINIMUM AND 2.799 INCHES MAXIMUM IN, center_hole_diameter: 2.475 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-978-7829, 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
87435-333
NSN: 5330-00-978-7829
FSC: 5330 — Packing and Gasket Materials
CAGE: 6K4C8 — GOODRICH CORPORATION (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
hardness_rating68.0 SHORE DUROMETER A NOMINAL OVERALL
body_recess_depth0.242 INCHES NOMINAL IN
peripheral_diameter2.885 INCHES MINIMUM AND 2.905 INCHES MAXIMUM IN
body_recess_diameter2.791 INCHES MINIMUM AND 2.799 INCHES MAXIMUM IN
center_hole_diameter2.475 INCHES NOMINAL IN
cross-sectional_height0.411 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN
cross-sectional_shape_styleSPECIAL
material_document_and_classificationMIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-978-7829
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 87435-333 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: 0.411 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN
•
BODY RECESS DIAMETER: 2.791 INCHES MINIMUM AND 2.799 INCHES MAXIMUM IN
•
HARDNESS RATING: 68.0 SHORE DUROMETER A NOMINAL OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
•
PERIPHERAL DIAMETER: 2.885 INCHES MINIMUM AND 2.905 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 2.475 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.411 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN
BODY RECESS DIAMETER2.791 INCHES MINIMUM AND 2.799 INCHES MAXIMUM IN
HARDNESS RATING68.0 SHORE DUROMETER A NOMINAL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESPECIAL
PERIPHERAL DIAMETER2.885 INCHES MINIMUM AND 2.905 INCHES MAXIMUM IN
CENTER HOLE DIAMETER2.475 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
BODY RECESS DEPTH0.242 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 2
333FT160AReference document
Same NSN cross-reference
Reference document — Secondary reference
32-41732-333Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 87435-333?
87435-333 is a PACKING,PREFORMED.
What parts can replace 87435-333?
There are 2 known substitutes for 87435-333: 333FT160A, 32-41732-333. Substitute compatibility should be verified for your specific system.
What is the NSN for 87435-333?
87435-333 is cataloged in the U.S. Government catalog under NSN 5330-00-978-7829. 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.