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237-7757 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

237-7757: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, outside_diameter: 3.605 INCHES MINIMUM AND 3.669 INCHES MAXIMUM IN, center_hole_diameter: 3.335 INCHES MINIMUM AND 3.383 INCHES MAXIMUM IN, 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 5331-01-185-2584, 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
237-7757
NSN: 5331-01-185-2584
FSC: 5331 — O-ring
CAGE: 25184 — PARKER HANNIFIN CORPORATION DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
outside_diameter3.605 INCHES MINIMUM AND 3.669 INCHES MAXIMUM IN
center_hole_diameter3.335 INCHES MINIMUM AND 3.383 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-01-185-2584
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 237-7757 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: 3.605 INCHES MINIMUM AND 3.669 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 3.335 INCHES MINIMUM AND 3.383 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
OUTSIDE DIAMETER3.605 INCHES MINIMUM AND 3.669 INCHES MAXIMUM IN
CENTER HOLE DIAMETER3.335 INCHES MINIMUM AND 3.383 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 9
PRP568-237-4367-70Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
PRP237-7757Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2249-237Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MIL-P-83461/1Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-AS83461/1Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
M83461/1-237Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 237-7757?
237-7757 is a O-RING.
What parts can replace 237-7757?
There are 9 known substitutes for 237-7757: PRP568-237-4367-70, PRP237-7757, 2249-237 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 237-7757?
237-7757 is cataloged in the U.S. Government catalog under NSN 5331-01-185-2584. This indicates validated use in U.S. government and defense supply chains.
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