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21 041-075 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

21 041-075: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, temp_rating: -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF, hardness_rating: 80.0 SHORE DUROMETER A NOMINAL, outside_diameter: 6.464 INCHES MINIMUM AND 6.560 INCHES MAXIMUM IN, center_hole_diameter: 6.194 INCHES MINIMUM AND 6.274 INCHES MAXIMUM IN, 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 5331-01-170-6284, 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
21 041-075
NSN: 5331-01-170-6284
FSC: 5331 — O-ring
CAGE: D9853 — ROCKWELL COLLINS DEUTSCHLAND GMBH DIV ROCKWELL COLLINS INTERNATIONAL & SERVICE SOLUTIONS (DEU)
SPECIFICATIONS
materialRUBBER SYNTHETIC
temp_rating-70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
hardness_rating80.0 SHORE DUROMETER A NOMINAL
outside_diameter6.464 INCHES MINIMUM AND 6.560 INCHES MAXIMUM IN
center_hole_diameter6.194 INCHES MINIMUM AND 6.274 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-01-170-6284
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 21 041-075 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: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 6.464 INCHES MINIMUM AND 6.560 INCHES MAXIMUM IN
•
HARDNESS RATING: 80.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 6.194 INCHES MINIMUM AND 6.274 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
TEMP RATING-70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
OUTSIDE DIAMETER6.464 INCHES MINIMUM AND 6.560 INCHES MAXIMUM IN
HARDNESS RATING80.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER6.194 INCHES MINIMUM AND 6.274 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 4
2-259E515-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
2-259-E515-80Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
PRP259-3238Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
259-3238Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 21 041-075?
21 041-075 is a O-RING.
What parts can replace 21 041-075?
There are 4 known substitutes for 21 041-075: 2-259E515-8, 2-259-E515-80, PRP259-3238 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21 041-075?
21 041-075 is cataloged in the U.S. Government catalog under NSN 5331-01-170-6284. This indicates validated use in U.S. government and defense supply chains.
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