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246746 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

246746: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE CLASS Q, bore_shape: STRAIGHT, temp_rating: -85.0 FAHRENHEIT AND 401.0 FAHRENHEIT DEGF, bore_diameter: 50.00 MILLIMETERS NOMINAL MM, overall_width: 27.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-530-0376, 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
246746
NSN: 5331-00-530-0376
NIINs: 005300376, 005543248
FSC: 5331 — O-ring
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q
bore_shapeSTRAIGHT
temp_rating-85.0 FAHRENHEIT AND 401.0 FAHRENHEIT DEGF
bore_diameter50.00 MILLIMETERS NOMINAL MM
overall_width27.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter6.262 INCHES NOMINAL IN
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
center_hole_diameter5.961 INCHES MINIMUM AND 6.007 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
NSN5331-00-530-0376
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 246746 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: -85.0 FAHRENHEIT AND 401.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 6.262 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 5.961 INCHES MINIMUM AND 6.007 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SILICONE CLASS Q
TECHNICAL CHARACTERISTICS
TEMP RATING-85.0 FAHRENHEIT AND 401.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
OUTSIDE DIAMETER6.262 INCHES NOMINAL IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER5.961 INCHES MINIMUM AND 6.007 INCHES MAXIMUM IN
MATERIALRUBBER SILICONE CLASS Q
SUBSTITUTES & CROSS-REFERENCES 2
MS9068-258Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS3582-258Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 246746?
246746 is a BEARING,BALL,ANNULAR.
What parts can replace 246746?
There are 2 known substitutes for 246746: MS9068-258, AS3582-258. Substitute compatibility should be verified for your specific system.
What is the NSN for 246746?
246746 is cataloged in the U.S. Government catalog under NSN 5331-00-530-0376. This indicates validated use in U.S. government and defense supply chains.
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