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546925 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

546925: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, hardness_rating: 90.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.418 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN, center_hole_diameter: 0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN, cross-sectional_height: 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-054-6925, 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
546925
NSN: 5331-00-054-6925
NIINs: 000546925, 008357485
FSC: 5331 — O-ring
CAGE: D5589 — FEINMECHANISCHE WERKE MAINZ GMBH (DEU)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating90.0 SHORE DUROMETER A NOMINAL
outside_diameter0.418 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
center_hole_diameter0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN
cross-sectional_height0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
NSN5331-00-054-6925
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 546925 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: 0.062 INCHES NOMINAL IN
•
ELONGATION PERCENTAGE: 160 MAXIMUM
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.062 INCHES NOMINAL IN
ELONGATION PERCENTAGE160 MAXIMUM
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 6
005-0003-51AReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
ARP568-11Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
AS568-011Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
MIL-DTL-5516Reference document
Same NSN cross-reference
Reference document — Secondary reference
B513-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
5330000546925Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusCancelled· 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 546925?
546925 is a O-RING.
What parts can replace 546925?
There are 6 known substitutes for 546925: 005-0003-51A, ARP568-11, AS568-011 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 546925?
546925 is cataloged in the U.S. Government catalog under NSN 5331-00-054-6925. This indicates validated use in U.S. government and defense supply chains.
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