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3350975-1 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3350975-1: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, hole_diameter: 0.256 INCHES MINIMUM AND 0.263 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 3.390 INCHES MINIMUM AND 3.410 INCHES MAXIMUM IN, style_designator: CIRCULAR, aperture_diameter: 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN, bolt_circle_diameter: 2.340 INCHES MINIMUM AND 2.360 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-475-5988, 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
3350975-1
NSN: 5330-01-475-5988
FSC: 5330 — Packing and Gasket Materials
CAGE: 74703 — LOCKHEED MARTIN AERONAUTICAL SYSTEMS SUPPORT COMPANY DBA LMASSC (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
hole_diameter0.256 INCHES MINIMUM AND 0.263 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter3.390 INCHES MINIMUM AND 3.410 INCHES MAXIMUM IN
style_designatorCIRCULAR
aperture_diameter0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
bolt_hole_quantity3
bolt_circle_diameter2.340 INCHES MINIMUM AND 2.360 INCHES MAXIMUM IN
end_item_identificationC130J
cross-sectional_thickness0.022 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-R-6855 CL I, GR 60 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencyGASKET, TEMPERATURE
NSN5330-01-475-5988
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3350975-1 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: 0.022 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-6855 CL I, GR 60 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 3.390 INCHES MINIMUM AND 3.410 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
•
BOLT HOLE QUANTITY: 3
•
BOLT CIRCLE DIAMETER: 2.340 INCHES MINIMUM AND 2.360 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.022 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-6855 CL I, GR 60 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER3.390 INCHES MINIMUM AND 3.410 INCHES MAXIMUM IN
APERTURE DIAMETER0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
BOLT HOLE QUANTITY3
BOLT CIRCLE DIAMETER2.340 INCHES MINIMUM AND 2.360 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYGASKET, TEMPERATURE
END ITEM IDENTIFICATIONC130J
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3350975-1?
3350975-1 is a GASKET.
What is the NSN for 3350975-1?
3350975-1 is cataloged in the U.S. Government catalog under NSN 5330-01-475-5988. 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.