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4H7283 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4H7283: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, hole_diameter: 0.812 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 3.719 INCHES NOMINAL IN, overall_length: 29.312 INCHES NOMINAL IN, special_features: THREE APERTURES,IRREGULARLY SHAPED, cross-sectional_thickness: 0.094 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-738-8657, 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
4H7283
NSN: 5330-00-738-8657
FSC: 5330 — Packing and Gasket Materials
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
hole_diameter0.812 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width3.719 INCHES NOMINAL IN
overall_length29.312 INCHES NOMINAL IN
special_featuresTHREE APERTURES,IRREGULARLY SHAPED
cross-sectional_thickness0.094 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classification1E478 FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE OVERALL
center_to_center_distance_between_bolt_holes_along_length9.062 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
NSN5330-00-738-8657
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4H7283 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: 0.094 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 1E478 FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: 9.062 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.094 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION1E478 FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH29.312 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH3.719 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH9.062 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SPECIAL FEATURESTHREE APERTURES,IRREGULARLY SHAPED
MATERIALRUBBER SYNTHETIC OVERALL
HOLE DIAMETER0.812 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
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
7H9984Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4H7283?
4H7283 is a GASKET.
What parts can replace 4H7283?
There is 1 known substitute for 4H7283: 7H9984. Substitute compatibility should be verified for your specific system.
What is the NSN for 4H7283?
4H7283 is cataloged in the U.S. Government catalog under NSN 5330-00-738-8657. This indicates validated use in U.S. government and defense supply chains.
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