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6871091-04 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6871091-04: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROSILICONE CLASS FQ, temp_rating: -67.0 FAHRENHEIT AND 347.0 FAHRENHEIT DEGF, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.495 INCHES NOMINAL IN, center_hole_diameter: 0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN, cross-sectional_height: 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-414-2673, 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
6871091-04
NSN: 5331-00-414-2673
FSC: 5331 — O-ring
CAGE: 63005 — ROLLS-ROYCE CORPORATION (USA)
SPECIFICATIONS
materialRUBBER FLUOROSILICONE CLASS FQ
temp_rating-67.0 FAHRENHEIT AND 347.0 FAHRENHEIT DEGF
hardness_rating75.0 SHORE DUROMETER A NOMINAL
outside_diameter0.495 INCHES NOMINAL IN
center_hole_diameter0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
cross-sectional_height0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
NSN5331-00-414-2673
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6871091-04 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: -67.0 FAHRENHEIT AND 347.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.495 INCHES NOMINAL IN
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROSILICONE CLASS FQ
TECHNICAL CHARACTERISTICS
TEMP RATING-67.0 FAHRENHEIT AND 347.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.495 INCHES NOMINAL IN
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROSILICONE CLASS FQ
SUBSTITUTES & CROSS-REFERENCES 6
SAE-AS9966Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
SAE AS9967Reference document
Same NSN cross-reference
Reference document — Secondary reference
571017Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS9966-04Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AS9966-MS9966-04Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS9967-04Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6871091-04?
6871091-04 is a O-RING.
What parts can replace 6871091-04?
There are 6 known substitutes for 6871091-04: SAE-AS9966, SAE AS9967, 571017 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6871091-04?
6871091-04 is cataloged in the U.S. Government catalog under NSN 5331-00-414-2673. This indicates validated use in U.S. government and defense supply chains.
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