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Technical Data Sheet
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137748 — BEARING,BALL,ANNULAR

✓ Government record, cited
Hama · TAPERED BEARING
PRODUCT OVERVIEW

137748: BEARING,BALL,ANNULAR.

- This cover provides a perfect fit for the Samsung Galaxy S7 Edge, protects it from scratches and gives it a touch of personal flair - Openings for full access to connections - Ultra slim cover with a thickness of only 0.4 mm - Made of plastic which provides a better grip This part is cataloged in the U.S. Government catalog under NSN 3110-00-157-0356, 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
137748
NSN: 3110-00-157-0356
NIINs: 001570356, 002277151, 014979518
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
first_leg_styleSQUARE
first_leg_width7.000 INCHES NOMINAL IN
first_leg_length7.000 INCHES NOMINAL IN
second_leg_styleSQUARE
second_leg_width7.000 INCHES NOMINAL IN
second_leg_length4.000 INCHES NOMINAL IN
end_item_identification2350-01-420-4716
first_leg_hole_diameter0.275 INCHES NOMINAL IN
second_leg_hole_diameter0.500 INCHES NOMINAL IN
first_leg_hole_arrangement_styleTWO HOLES
second_leg_hole_arrangement_styleTWO HOLES
NSN3110-00-157-0356
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 137748 · Hama ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
RETAINER FABRICATION METHOD: PRESSED
•
OUTER RING WIDTH: 0.3010 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 0.7480 INCHES NOMINAL IN
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
OUTER RING WIDTH0.3010 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH0.3540 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER0.7480 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
SPECIAL FEATURESTORQUE TESTED
SUBSTITUTES & CROSS-REFERENCES 1
8006AX1394Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 137748?
137748 is a BEARING,BALL,ANNULAR manufactured by Hama.
What parts can replace 137748?
There is 1 known substitute for 137748: 8006AX1394. Substitute compatibility should be verified for your specific system.
What is the NSN for 137748?
137748 is cataloged in the U.S. Government catalog under NSN 3110-00-157-0356. This indicates validated use in U.S. government and defense supply chains.
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