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12576078 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12576078: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: RESIN SYNTHETIC OUTER RING, seal_width: 0.280 INCHES NOMINAL IN, construction: TWO-PIECE, housing_bore_diameter: 2.750 INCHES NOMINAL IN, accommodated_shaft_diameter: 2.381 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-293-5338, 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
12576078
NSN: 5330-01-293-5338
FSC: 5330 — Packing and Gasket Materials
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialRESIN SYNTHETIC OUTER RING
seal_width0.280 INCHES NOMINAL IN
constructionTWO-PIECE
special_featuresMIN HYDRAULIC PRESSURE:5000 PSI;TEMPERATURE:-65 DEG F TO 250 DEG F;MUSTPERFORM FOR 10,000 CYCLES WITH DISPLACEMENTS OF 36 INCHES AND SPEEDS UP TO 50 FT/SEC IN
housing_bore_diameter2.750 INCHES NOMINAL IN
accommodated_shaft_diameter2.381 INCHES NOMINAL IN
NSN5330-01-293-5338
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12576078 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
•
SEAL WIDTH: 0.280 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 2.750 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT DIAMETER: 2.381 INCHES NOMINAL IN
•
MATERIAL: RESIN SYNTHETIC OUTER RING
•
CONSTRUCTION: TWO-PIECE
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.280 INCHES NOMINAL IN
HOUSING BORE DIAMETER2.750 INCHES NOMINAL IN
SPECIAL FEATURESMIN HYDRAULIC PRESSURE:5000 PSI;TEMPERATURE:-65 DEG F TO 250 DEG F;MUSTPERFORM FOR 10,000 CYCLES WITH DISPLACEMENTS OF 36 INCHES AND SPEEDS UP TO 50 FT/SEC IN
ACCOMMODATED SHAFT DIAMETER2.381 INCHES NOMINAL IN
MATERIALRESIN SYNTHETIC OUTER RING
MATERIALRUBBER CARBOXYLIC-NITRILE-BUTADIENE CLASS XNBR INNER RING
CONSTRUCTIONTWO-PIECE
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 1
122-33200-972-0210Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12576078?
12576078 is a SEAL,PLAIN.
What parts can replace 12576078?
There is 1 known substitute for 12576078: 122-33200-972-0210. Substitute compatibility should be verified for your specific system.
What is the NSN for 12576078?
12576078 is cataloged in the U.S. Government catalog under NSN 5330-01-293-5338. This indicates validated use in U.S. government and defense supply chains.
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