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2-445N674-70 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2-445N674-70: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, temp_rating: -40.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 8.468 INCHES MINIMUM AND 8.582 INCHES MAXIMUM IN, special_features: CERTIFIED FREE FROM MERCURY CONTAMINATION, center_hole_diameter: 7.945 INCHES MINIMUM AND 8.005 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-007-6116, 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
2-445N674-70
NSN: 5331-00-007-6116
NIINs: 000076116, 010664456
FSC: 5331 — O-ring
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating-40.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter8.468 INCHES MINIMUM AND 8.582 INCHES MAXIMUM IN
special_featuresCERTIFIED FREE FROM MERCURY CONTAMINATION
center_hole_diameter7.945 INCHES MINIMUM AND 8.005 INCHES MAXIMUM IN
elongation_percentage331 MAXIMUM
cross-sectional_height0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
criticality_code_justificationFEAT
NSN5331-00-007-6116
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2-445N674-70 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: -35.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 8.525 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 7.945 INCHES MINIMUM AND 8.005 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
TEMP RATING-35.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
OUTSIDE DIAMETER8.525 INCHES NOMINAL IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER7.945 INCHES MINIMUM AND 8.005 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 4
RNG1721Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS568-445Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
PRP568-445-4200-70Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
ASTMD2000Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 2-445N674-70?
2-445N674-70 is a O-RING.
What parts can replace 2-445N674-70?
There are 4 known substitutes for 2-445N674-70: RNG1721, AS568-445, PRP568-445-4200-70 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-445N674-70?
2-445N674-70 is cataloged in the U.S. Government catalog under NSN 5331-00-007-6116. This indicates validated use in U.S. government and defense supply chains.
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