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70947-1 — BEARING,ROLLER,NEEDLE

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

70947-1: BEARING,ROLLER,NEEDLE.

The BEARING,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include end_item_identification: AN/TSC-156. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-120-3103, 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
70947-1
NSN: 3110-00-120-3103
NIINs: 001203103, 015220238
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 00000
SPECIFICATIONS
end_item_identificationAN/TSC-156
NSN3110-00-120-3103
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 70947-1 · OEM ⚠ 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
•
STYLE DESIGNATOR: NON-SEPARABLE, OPEN END, DRAWN SHELL
•
OVERALL OUTSIDE DIAMETER: 1.2500 INCHES NOMINAL IN
•
ALIGNMENT TYPE: RIGID
•
BORE DIAMETER: 1.0000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORNON-SEPARABLE, OPEN END, DRAWN SHELL
OVERALL WIDTH0.7500 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.2500 INCHES NOMINAL IN
ALIGNMENT TYPERIGID
BORE DIAMETER1.0000 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 9
6532070Reference document
Same NSN cross-reference
Reference document — Secondary reference
V1601Reference document
Same NSN cross-reference
Reference document — Secondary reference
709428Reference document
Same NSN cross-reference
Reference document — Secondary reference
148415Reference document
Same NSN cross-reference
Reference document — Secondary reference
213-026Reference document
Same NSN cross-reference
Reference document — Secondary reference
550839R91Reference 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 70947-1?
70947-1 is a BEARING,ROLLER,NEEDLE.
What parts can replace 70947-1?
There are 9 known substitutes for 70947-1: 6532070, V1601, 709428 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 70947-1?
70947-1 is cataloged in the U.S. Government catalog under NSN 3110-00-120-3103. 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.