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B0612 3-906 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

B0612 3-906: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTYL, center_hole_diameter: 0.414 INCHES NOMINAL IN, cross-sectional_height: 0.005 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-384-5989, 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
B0612 3-906
NSN: 5331-01-384-5989
FSC: 5331 — O-ring
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER BUTYL
center_hole_diameter0.414 INCHES NOMINAL IN
cross-sectional_height0.005 INCHES NOMINAL IN
NSN5331-01-384-5989
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B0612 3-906 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: 0.005 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.414 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTYL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.005 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.414 INCHES NOMINAL IN
MATERIALRUBBER BUTYL
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 1
3-906 B612-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B0612 3-906?
B0612 3-906 is a O-RING.
What parts can replace B0612 3-906?
There is 1 known substitute for B0612 3-906: 3-906 B612-70. Substitute compatibility should be verified for your specific system.
What is the NSN for B0612 3-906?
B0612 3-906 is cataloged in the U.S. Government catalog under NSN 5331-01-384-5989. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.