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712155 — RETAINER,ROLLER,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

712155: RETAINER,ROLLER,BEARING.

The RETAINER,ROLLER,BEARING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 642 OVERALL, bore_diameter: 1.5840 INCHES MINIMUM AND 1.5870 INCHES MAXIMUM IN, overall_width: 0.4500 INCHES MINIMUM AND 0.4600 INCHES MAXIMUM IN, outside_diameter: 1.7910 INCHES MINIMUM AND 1.8010 INCHES MAXIMUM IN, style_designator: ROLLER RETAINER, retainer_fabrication_method: MACHINED. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-282-0380, 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
712155
NSN: 3110-00-282-0380
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 99167 — HAMILTON SUNDSTRAND CORPORATION (USA)
SPECIFICATIONS
materialCOPPER ALLOY 642 OVERALL
bore_diameter1.5840 INCHES MINIMUM AND 1.5870 INCHES MAXIMUM IN
overall_width0.4500 INCHES MINIMUM AND 0.4600 INCHES MAXIMUM IN
outside_diameter1.7910 INCHES MINIMUM AND 1.8010 INCHES MAXIMUM IN
style_designatorROLLER RETAINER
retainer_piece_quantity1
retainer_fabrication_methodMACHINED
material_document_and_classificationQQ-C-465,ALLOY 642 FED SPEC 1ST MATERIAL RESPONSE OR QQ-C-390,ALLOY G6 FED SPEC 2ND MATERIAL RESPONSE OVERALL
NSN3110-00-282-0380
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 712155 · 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
•
RETAINER FABRICATION METHOD: MACHINED
•
STYLE DESIGNATOR: ROLLER RETAINER
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-465,ALLOY 642 FED SPEC 1ST MATERIAL RESPONSE OR QQ-C-390,ALLOY G6 FED SPEC 2ND MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 1.7910 INCHES MINIMUM AND 1.8010 INCHES MAXIMUM IN
•
BORE DIAMETER: 1.5840 INCHES MINIMUM AND 1.5870 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY 642 OVERALL
•
RETAINER PIECE QUANTITY: 1
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODMACHINED
STYLE DESIGNATORROLLER RETAINER
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-465,ALLOY 642 FED SPEC 1ST MATERIAL RESPONSE OR QQ-C-390,ALLOY G6 FED SPEC 2ND MATERIAL RESPONSE OVERALL
OVERALL WIDTH0.4500 INCHES MINIMUM AND 0.4600 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.7910 INCHES MINIMUM AND 1.8010 INCHES MAXIMUM IN
BORE DIAMETER1.5840 INCHES MINIMUM AND 1.5870 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY 642 OVERALL
RETAINER PIECE QUANTITY1
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 1
1707680-3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 712155?
712155 is a RETAINER,ROLLER,BEARING.
What parts can replace 712155?
There is 1 known substitute for 712155: 1707680-3. Substitute compatibility should be verified for your specific system.
What is the NSN for 712155?
712155 is cataloged in the U.S. Government catalog under NSN 3110-00-282-0380. 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.