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52737-350 — SLEEVE,SEAL,COUPLER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

52737-350: SLEEVE,SEAL,COUPLER.

The SLEEVE,SEAL,COUPLER is a the manufacturer industrial component. Key specifications include material: RUBBER AND COTTON OVERALL, recess_length: 1.000 INCHES NOMINAL IN, cross-sectional_length: 1.625 INCHES NOMINAL IN, raised_diameter_length: 1.250 INCHES NOMINAL IN, cross-sectional_shape_style: SPHERICAL INSIDE RECESSED, cross_section_inside_diameter: 3.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-092-7860, 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
52737-350
NSN: 5330-00-092-7860
FSC: 5330 — Packing and Gasket Materials
CAGE: 00624 — EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION (USA)
SPECIFICATIONS
materialRUBBER AND COTTON OVERALL
recess_length1.000 INCHES NOMINAL IN
cross-sectional_length1.625 INCHES NOMINAL IN
raised_diameter_length1.250 INCHES NOMINAL IN
cross-sectional_shape_styleSPHERICAL INSIDE RECESSED
cross_section_inside_diameter3.500 INCHES NOMINAL IN
cross_section_outside_diameter3.875 INCHES NOMINAL IN
NSN5330-00-092-7860
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 52737-350 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
•
RAISED DIAMETER LENGTH: 1.250 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SPHERICAL INSIDE RECESSED
•
CROSS-SECTIONAL LENGTH: 1.625 INCHES NOMINAL IN
•
CROSS SECTION INSIDE DIAMETER: 3.500 INCHES NOMINAL IN
•
RECESS LENGTH: 1.000 INCHES NOMINAL IN
•
CROSS SECTION OUTSIDE DIAMETER: 3.875 INCHES NOMINAL IN
•
MATERIAL: RUBBER AND COTTON OVERALL
TECHNICAL CHARACTERISTICS
RAISED DIAMETER LENGTH1.250 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESPHERICAL INSIDE RECESSED
CROSS-SECTIONAL LENGTH1.625 INCHES NOMINAL IN
CROSS SECTION INSIDE DIAMETER3.500 INCHES NOMINAL IN
RECESS LENGTH1.000 INCHES NOMINAL IN
CROSS SECTION OUTSIDE DIAMETER3.875 INCHES NOMINAL IN
MATERIALRUBBER AND COTTON OVERALL
SUBSTITUTES & CROSS-REFERENCES 4
504-350Reference document
Same NSN cross-reference
Reference document — Secondary reference
42737-3500Reference document
Same NSN cross-reference
Reference document — Secondary reference
22712-350Reference document
Same NSN cross-reference
Reference document — Secondary reference
RS1-350Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 52737-350?
52737-350 is a SLEEVE,SEAL,COUPLER.
What parts can replace 52737-350?
There are 4 known substitutes for 52737-350: 504-350, 42737-3500, 22712-350 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 52737-350?
52737-350 is cataloged in the U.S. Government catalog under NSN 5330-00-092-7860. 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.