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70-1228-2 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

70-1228-2: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include temp_rating: -55.0 CELSIUS AND 85.0 CELSIUS DEGC, hole_diameter: 0.193 INCHES MINIMUM AND 0.213 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 1.375 INCHES MINIMUM AND 1.391 INCHES MAXIMUM IN, overall_length: 1.375 INCHES MINIMUM AND 1.391 INCHES MAXIMUM IN, hardness_rating: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL, style_designator: NON-CIRCULAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-298-0190, 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
70-1228-2
NSN: 5330-00-298-0190
FSC: 5330 — Packing and Gasket Materials
CAGE: 30554 — DEPARTMENT OF DEFENSE PROJECT MANAGER-MOBILE ELECTRIC POWER (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OR RUBBER POLYESTER URETHANE CLASS AU OR RUBBER POLYETHER URETHANE CLASS EU OVERALL
temp_rating-55.0 CELSIUS AND 85.0 CELSIUS DEGC
hole_diameter0.193 INCHES MINIMUM AND 0.213 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
overall_width1.375 INCHES MINIMUM AND 1.391 INCHES MAXIMUM IN
overall_length1.375 INCHES MINIMUM AND 1.391 INCHES MAXIMUM IN
hardness_rating55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
style_designatorNON-CIRCULAR
aperture_diameter1.125 INCHES MINIMUM AND 1.141 INCHES MAXIMUM IN
bolt_hole_quantity4
outside_corner_radius0.156 INCHES NOMINAL IN
maximum_pressure_rating30.0 POUNDS PER SQUARE INCH (PSI) LBS
cross-sectional_thickness0.021 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN
NSN5330-00-298-0190
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 70-1228-2 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
•
TEMP RATING: -55.0 CELSIUS AND 85.0 CELSIUS DEGC
•
CROSS-SECTIONAL THICKNESS: 0.021 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN
•
MAXIMUM PRESSURE RATING: 30.0 POUNDS PER SQUARE INCH (PSI) LBS
•
HARDNESS RATING: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
•
STYLE DESIGNATOR: NON-CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D2000 GRADE 5BG612-3 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
TECHNICAL CHARACTERISTICS
TEMP RATING-55.0 CELSIUS AND 85.0 CELSIUS DEGC
CROSS-SECTIONAL THICKNESS0.021 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN
MAXIMUM PRESSURE RATING30.0 POUNDS PER SQUARE INCH (PSI) LBS
HARDNESS RATING55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATORNON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D2000 GRADE 5BG612-3 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH1.375 INCHES MINIMUM AND 1.391 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH1.375 INCHES MINIMUM AND 1.391 INCHES MAXIMUM IN
APERTURE DIAMETER1.125 INCHES MINIMUM AND 1.141 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 8
3145368-5Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
1036675-18Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
413019-6Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
9321988Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
713216-06Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
362-562-9218Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 70-1228-2?
70-1228-2 is a GASKET.
What parts can replace 70-1228-2?
There are 8 known substitutes for 70-1228-2: 3145368-5, 1036675-18, 413019-6 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 70-1228-2?
70-1228-2 is cataloged in the U.S. Government catalog under NSN 5330-00-298-0190. 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.