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AA1790-12D8 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AA1790-12D8: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER ETHYLENE-PROPYLENE CLASS EPM, temp_rating: -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF, hardness_rating: 80.0 SHORE DUROMETER A NOMINAL, outside_diameter: 1.244 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN, center_hole_diameter: 0.984 INCHES NOMINAL IN, cross-sectional_height: 0.139 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-953-1882, 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
AA1790-12D8
NSN: 5331-00-953-1882
FSC: 5331 — O-ring
CAGE: 18350 — PALL AEROPOWER CORPORATION (USA)
SPECIFICATIONS
materialRUBBER ETHYLENE-PROPYLENE CLASS EPM
temp_rating-70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
hardness_rating80.0 SHORE DUROMETER A NOMINAL
outside_diameter1.244 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN
center_hole_diameter0.984 INCHES NOMINAL IN
cross-sectional_height0.139 INCHES NOMINAL IN
NSN5331-00-953-1882
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AA1790-12D8 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: -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.139 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.244 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN
•
HARDNESS RATING: 80.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 0.984 INCHES NOMINAL IN
•
MATERIAL: RUBBER ETHYLENE-PROPYLENE CLASS EPM
TECHNICAL CHARACTERISTICS
TEMP RATING-70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.139 INCHES NOMINAL IN
OUTSIDE DIAMETER1.244 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN
HARDNESS RATING80.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER0.984 INCHES NOMINAL IN
MATERIALRUBBER ETHYLENE-PROPYLENE CLASS EPM
SUBSTITUTES & CROSS-REFERENCES 7
B278-7-2-214Reference document
Same NSN cross-reference
Reference document — Secondary reference
2-214E515-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
NAS1613Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
22516-19Reference document
Same NSN cross-reference
Reference document — Secondary reference
572314Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
8967-19Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AA1790-12D8?
AA1790-12D8 is a O-RING.
What parts can replace AA1790-12D8?
There are 7 known substitutes for AA1790-12D8: B278-7-2-214, 2-214E515-8, NAS1613 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AA1790-12D8?
AA1790-12D8 is cataloged in the U.S. Government catalog under NSN 5331-00-953-1882. This indicates validated use in U.S. government and defense supply chains.
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