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255273PIECE211 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

255273PIECE211: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, hardness_rating: 40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL, outside_diameter: 3.969 INCHES MINIMUM AND 4.031 INCHES MAXIMUM IN, special_features: ONE JOINT AT 30 DEGREE ANGLE, style_designator: CIRCULAR, aperture_diameter: 2.865 INCHES MINIMUM AND 2.885 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-128-5194, 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
255273PIECE211
NSN: 5330-01-128-5194
FSC: 5330 — Packing and Gasket Materials
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
hardness_rating40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL
outside_diameter3.969 INCHES MINIMUM AND 4.031 INCHES MAXIMUM IN
special_featuresONE JOINT AT 30 DEGREE ANGLE
style_designatorCIRCULAR
aperture_diameter2.865 INCHES MINIMUM AND 2.885 INCHES MAXIMUM IN
bolt_hole_quantity12
bolt_circle_diameter3.548 INCHES MINIMUM AND 3.578 INCHES MAXIMUM IN
cross-sectional_thickness0.548 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
material_document_and_classificationMIL-R-15624 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-128-5194
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 255273PIECE211 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: 0.548 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
•
HARDNESS RATING: 40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-15624 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 3.969 INCHES MINIMUM AND 4.031 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 2.865 INCHES MINIMUM AND 2.885 INCHES MAXIMUM IN
•
BOLT HOLE QUANTITY: 12
•
BOLT CIRCLE DIAMETER: 3.548 INCHES MINIMUM AND 3.578 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.548 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
HARDNESS RATING40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-15624 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER3.969 INCHES MINIMUM AND 4.031 INCHES MAXIMUM IN
APERTURE DIAMETER2.865 INCHES MINIMUM AND 2.885 INCHES MAXIMUM IN
BOLT HOLE QUANTITY12
BOLT CIRCLE DIAMETER3.548 INCHES MINIMUM AND 3.578 INCHES MAXIMUM IN
SPECIAL FEATURESONE JOINT AT 30 DEGREE ANGLE
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
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
97-79-981Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 255273PIECE211?
255273PIECE211 is a GASKET.
What parts can replace 255273PIECE211?
There is 1 known substitute for 255273PIECE211: 97-79-981. Substitute compatibility should be verified for your specific system.
What is the NSN for 255273PIECE211?
255273PIECE211 is cataloged in the U.S. Government catalog under NSN 5330-01-128-5194. This indicates validated use in U.S. government and defense supply chains.
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