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4B7077 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4B7077: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: CELLULOSE OVERALL, hole_diameter: 0.344 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 4.844 INCHES NOMINAL IN, overall_length: 5.312 INCHES NOMINAL IN, special_features: FOUR BOLT HOLES 0.469 IN. DIA IN, aperture_diameter: 3.750 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5330-00-164-2591, 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
4B7077
NSN: 5330-00-164-2591
FSC: 5330 — Packing and Gasket Materials
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialCELLULOSE OVERALL
hole_diameter0.344 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width4.844 INCHES NOMINAL IN
overall_length5.312 INCHES NOMINAL IN
special_featuresFOUR BOLT HOLES 0.469 IN. DIA IN
aperture_diameter3.750 INCHES NOMINAL IN
cross-sectional_thickness0.031 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-P-20085 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-164-2591
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4B7077 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: 0.031 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-20085 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 3.750 INCHES NOMINAL IN
•
MATERIAL: CELLULOSE OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.031 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-20085 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH5.312 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH4.844 INCHES NOMINAL IN
APERTURE DIAMETER3.750 INCHES NOMINAL IN
SPECIAL FEATURESFOUR BOLT HOLES 0.469 IN. DIA IN
MATERIALCELLULOSE OVERALL
HOLE DIAMETER0.344 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4B7077?
4B7077 is a GASKET.
What is the NSN for 4B7077?
4B7077 is cataloged in the U.S. Government catalog under NSN 5330-00-164-2591. This indicates validated use in U.S. government and defense supply chains.
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