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68A550757-2003 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

68A550757-2003: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE CLASS Q OVERALL, hole_diameter: 0.620 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 1.360 INCHES MINIMUM AND 1.610 INCHES MAXIMUM IN, overall_length: 6.930 INCHES MINIMUM AND 6.990 INCHES MAXIMUM IN, hardness_rating: 55.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM OVERALL, aperture_diameter: 1.380 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-075-7163, 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
68A550757-2003
NSN: 5330-01-075-7163
FSC: 5330 — Packing and Gasket Materials
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q OVERALL
hole_diameter0.620 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width1.360 INCHES MINIMUM AND 1.610 INCHES MAXIMUM IN
overall_length6.930 INCHES MINIMUM AND 6.990 INCHES MAXIMUM IN
hardness_rating55.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM OVERALL
aperture_diameter1.380 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
bolt_hole_quantity4
cross-sectional_thickness0.704 INCHES MINIMUM AND 0.796 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationAMS 3195 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-075-7163
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 68A550757-2003 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: 0.704 INCHES MINIMUM AND 0.796 INCHES MAXIMUM IN
•
HARDNESS RATING: 55.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 3195 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 1.380 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
•
BOLT HOLE QUANTITY: 4
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.704 INCHES MINIMUM AND 0.796 INCHES MAXIMUM IN
HARDNESS RATING55.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3195 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH6.930 INCHES MINIMUM AND 6.990 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH1.360 INCHES MINIMUM AND 1.610 INCHES MAXIMUM IN
APERTURE DIAMETER1.380 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
BOLT HOLE QUANTITY4
MATERIALRUBBER SILICONE CLASS Q OVERALL
HOLE DIAMETER0.620 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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 68A550757-2003?
68A550757-2003 is a GASKET.
What is the NSN for 68A550757-2003?
68A550757-2003 is cataloged in the U.S. Government catalog under NSN 5330-01-075-7163. 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.