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33077-1 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

33077-1: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC AND CORK OVERALL, hole_diameter: 0.250 INCHES MINIMUM AND 0.280 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, hardness_rating: 55.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM OVERALL, outside_diameter: 5.250 INCHES MINIMUM AND 5.280 INCHES MAXIMUM IN, style_designator: CIRCULAR, aperture_diameter: 3.720 INCHES MINIMUM AND 3.780 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-404-5986, 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
33077-1
NSN: 5330-00-404-5986
FSC: 5330 — Packing and Gasket Materials
CAGE: 66195 — SOLAR TURBINES INCORPORATED DBA SOLAR TURBINES INCORPORATED (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC AND CORK OVERALL
hole_diameter0.250 INCHES MINIMUM AND 0.280 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
hardness_rating55.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM OVERALL
outside_diameter5.250 INCHES MINIMUM AND 5.280 INCHES MAXIMUM IN
style_designatorCIRCULAR
aperture_diameter3.720 INCHES MINIMUM AND 3.780 INCHES MAXIMUM IN
bolt_hole_quantity4
bolt_circle_diameter4.500 INCHES NOMINAL IN
cross-sectional_thickness0.062 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-C-6183,TY 1,CL 1,GR B MIL SPEC ALL MATERIAL RESPONSES OVERALL
NSN5330-00-404-5986
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 33077-1 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: 0.062 INCHES NOMINAL IN
•
HARDNESS RATING: 55.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM OVERALL
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-C-6183,TY 1,CL 1,GR B MIL SPEC ALL MATERIAL RESPONSES OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 5.250 INCHES MINIMUM AND 5.280 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 3.720 INCHES MINIMUM AND 3.780 INCHES MAXIMUM IN
•
BOLT HOLE QUANTITY: 4
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.062 INCHES NOMINAL IN
HARDNESS RATING55.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-C-6183,TY 1,CL 1,GR B MIL SPEC ALL MATERIAL RESPONSES OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER5.250 INCHES MINIMUM AND 5.280 INCHES MAXIMUM IN
APERTURE DIAMETER3.720 INCHES MINIMUM AND 3.780 INCHES MAXIMUM IN
BOLT HOLE QUANTITY4
BOLT CIRCLE DIAMETER4.500 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC AND CORK OVERALL
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 33077-1?
33077-1 is a GASKET.
What is the NSN for 33077-1?
33077-1 is cataloged in the U.S. Government catalog under NSN 5330-00-404-5986. 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.