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35040C — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

35040C: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 7.262 INCHES NOMINAL IN, center_hole_diameter: 6.961 INCHES MINIMUM AND 7.007 INCHES MAXIMUM IN, elongation_percentage: 150 MAXIMUM, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-250-1227, 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
35040C
NSN: 5331-00-250-1227
FSC: 5331 — O-ring
CAGE: 00736 — FALLS FILTRATION TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter7.262 INCHES NOMINAL IN
center_hole_diameter6.961 INCHES MINIMUM AND 7.007 INCHES MAXIMUM IN
elongation_percentage150 MAXIMUM
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-00-250-1227
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 35040C 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 HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 7.262 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 150 MAXIMUM
•
CENTER HOLE DIAMETER: 6.961 INCHES MINIMUM AND 7.007 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
OUTSIDE DIAMETER7.262 INCHES NOMINAL IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE150 MAXIMUM
CENTER HOLE DIAMETER6.961 INCHES MINIMUM AND 7.007 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 4
AN123922Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SAE-AS3570Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
63642AReference document
Same NSN cross-reference
Reference document — Secondary reference
AS3570-262Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 35040C?
35040C is a O-RING.
What parts can replace 35040C?
There are 4 known substitutes for 35040C: AN123922, SAE-AS3570, 63642A and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 35040C?
35040C is cataloged in the U.S. Government catalog under NSN 5331-00-250-1227. This indicates validated use in U.S. government and defense supply chains.
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