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Technical Data Sheet

G140-1-78X17-17 — Technical Data Sheet

✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, temp_rating: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.801 INCHES MINIMUM AND 0.831 INCHES MAXIMUM IN, center_hole_diameter: 0.671 INCHES MINIMUM AND 0.681 INCHES MAXIMUM IN, elongation_percentage: 331 MAXIMUM. This part is cataloged in the Federal Logistics Information System under NSN 5331-00-288-2371, 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
G140-1-78X17-17
NSN: 5331-00-288-2371
FSC: 5331 — O-RING
CAGE: D3777 — ELTRO GMBHGESELLSCHAFT FUER STRAHLUNGSTECHNIK (DEU)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating-30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter0.801 INCHES MINIMUM AND 0.831 INCHES MAXIMUM IN
center_hole_diameter0.671 INCHES MINIMUM AND 0.681 INCHES MAXIMUM IN
elongation_percentage331 MAXIMUM
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5331-00-288-2371
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: G140-1-78X17-17 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
•
OUTSIDE DIAMETER: 0.801 INCHES MINIMUM AND 0.831 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
ELONGATION PERCENTAGE: 331 MAXIMUM
•
CENTER HOLE DIAMETER: 0.671 INCHES MINIMUM AND 0.681 INCHES MAXIMUM IN
•
TEMP RATING: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER0.801 INCHES MINIMUM AND 0.831 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
ELONGATION PERCENTAGE331 MAXIMUM
CENTER HOLE DIAMETER0.671 INCHES MINIMUM AND 0.681 INCHES MAXIMUM IN
TEMP RATING-30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 37
138017InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
12805AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
827441InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
8273InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
T-8273InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
74776821-3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is G140-1-78X17-17?
G140-1-78X17-17 is a O-RING.
What parts can replace G140-1-78X17-17?
There are 37 known substitutes for G140-1-78X17-17: 138017, 12805A, 827441 and 34 more. Substitute compatibility should be verified for your specific system.
Is G140-1-78X17-17 still available?
G140-1-78X17-17 is currently cancelled.
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