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1-042-5747 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1-042-5747: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER, special_features: OUTSIDE DIA 3.375 NOMINAL INCH, center_hole_diameter: 3.250 INCHES NOMINAL IN, cross-sectional_height: 0.063 INCHES NOMINAL IN, end_item_identification: 1740-01-575-5662 TRACTOR, WHEELED, AIRCRAFT TOWING, part_name_assigned_by_controlling_agency: O-RING. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-596-0046, 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
1-042-5747
NSN: 5331-01-596-0046
FSC: 5331 — O-ring
CAGE: 30397 — PRECISION ASSOCIATES INC (USA)
SPECIFICATIONS
materialRUBBER
special_featuresOUTSIDE DIA 3.375 NOMINAL INCH
center_hole_diameter3.250 INCHES NOMINAL IN
cross-sectional_height0.063 INCHES NOMINAL IN
end_item_identification1740-01-575-5662 TRACTOR, WHEELED, AIRCRAFT TOWING
part_name_assigned_by_controlling_agencyO-RING
NSN5331-01-596-0046
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1-042-5747 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: 0.063 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 3.250 INCHES NOMINAL IN
•
MATERIAL: RUBBER
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.063 INCHES NOMINAL IN
SPECIAL FEATURESOUTSIDE DIA 3.375 NOMINAL INCH
CENTER HOLE DIAMETER3.250 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYO-RING
END ITEM IDENTIFICATION1740-01-575-5662 TRACTOR, WHEELED, AIRCRAFT TOWING
MATERIALRUBBER
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 1
1-042Reference 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 1-042-5747?
1-042-5747 is a O-RING.
What parts can replace 1-042-5747?
There is 1 known substitute for 1-042-5747: 1-042. Substitute compatibility should be verified for your specific system.
What is the NSN for 1-042-5747?
1-042-5747 is cataloged in the U.S. Government catalog under NSN 5331-01-596-0046. This indicates validated use in U.S. government and defense supply chains.
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