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D-26451 PIECE11 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

D-26451 PIECE11: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, temp_rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, center_hole_diameter: 20.970 INCHES MINIMUM AND 21.030 INCHES MAXIMUM IN, elongation_percentage: 160 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 5331-00-897-6342, 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
D-26451 PIECE11
NSN: 5331-00-897-6342
FSC: 5331 — O-ring
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
center_hole_diameter20.970 INCHES MINIMUM AND 21.030 INCHES MAXIMUM IN
elongation_percentage160 MAXIMUM
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-00-897-6342
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: D-26451 PIECE11 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: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
ELONGATION PERCENTAGE: 160 MAXIMUM
•
CENTER HOLE DIAMETER: 20.970 INCHES MINIMUM AND 21.030 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
ELONGATION PERCENTAGE160 MAXIMUM
CENTER HOLE DIAMETER20.970 INCHES MINIMUM AND 21.030 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 3
MILP25732 20.970IDX0.275 IN.Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
E26141N-2 PIECE 11Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
D25656N4 PIECE 11Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is D-26451 PIECE11?
D-26451 PIECE11 is a O-RING.
What parts can replace D-26451 PIECE11?
There are 3 known substitutes for D-26451 PIECE11: MILP25732 20.970IDX0.275 IN., E26141N-2 PIECE 11, D25656N4 PIECE 11. Substitute compatibility should be verified for your specific system.
What is the NSN for D-26451 PIECE11?
D-26451 PIECE11 is cataloged in the U.S. Government catalog under NSN 5331-00-897-6342. This indicates validated use in U.S. government and defense supply chains.
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