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RT253-65-235 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

RT253-65-235: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, outside_diameter: 3.355 INCHES MINIMUM AND 3.419 INCHES MAXIMUM IN, center_hole_diameter: 3.094 INCHES MINIMUM AND 3.124 INCHES MAXIMUM IN, elongation_percentage: 276 MAXIMUM, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-251-9369, 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
RT253-65-235
NSN: 5331-00-251-9369
FSC: 5331 — O-ring
CAGE: 77969 — RUBBERCRAFT CORPORATION OF CALIFORNIA, LTD. DBA RUBBERCRAFT CORP (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
outside_diameter3.355 INCHES MINIMUM AND 3.419 INCHES MAXIMUM IN
center_hole_diameter3.094 INCHES MINIMUM AND 3.124 INCHES MAXIMUM IN
elongation_percentage276 MAXIMUM
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-00-251-9369
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: RT253-65-235 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: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 3.355 INCHES MINIMUM AND 3.419 INCHES MAXIMUM IN
•
ELONGATION PERCENTAGE: 276 MAXIMUM
•
CENTER HOLE DIAMETER: 3.094 INCHES MINIMUM AND 3.124 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
OUTSIDE DIAMETER3.355 INCHES MINIMUM AND 3.419 INCHES MAXIMUM IN
ELONGATION PERCENTAGE276 MAXIMUM
CENTER HOLE DIAMETER3.094 INCHES MINIMUM AND 3.124 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 8
PRP568-235-457-60Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AA2871-235PCALLReference document
Same NSN cross-reference
Reference document — Replaced / superseded reference
2-235 N602-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS29513-235Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
PX1775-235Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
00594CSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is RT253-65-235?
RT253-65-235 is a O-RING.
What parts can replace RT253-65-235?
There are 8 known substitutes for RT253-65-235: PRP568-235-457-60, AA2871-235PCALL, 2-235 N602-70 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RT253-65-235?
RT253-65-235 is cataloged in the U.S. Government catalog under NSN 5331-00-251-9369. This indicates validated use in U.S. government and defense supply chains.
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