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42312-48 — PLATE,RETAINING,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

42312-48: PLATE,RETAINING,BEARING.

The PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL UNS J92200 OVERALL, minor_thickness: 0.575 INCHES MINIMUM AND 0.605 INCHES MAXIMUM IN, outside_diameter: 2.6195 INCHES MINIMUM AND 2.6200 INCHES MAXIMUM IN, style_designator: ROUND, aperture_diameter: 2.270 INCHES MINIMUM AND 2.310 INCHES MAXIMUM IN, counterbore_depth: 0.435 INCHES MINIMUM AND 0.455 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-131-2587, 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
42312-48
NSN: 3110-01-131-2587
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 82402 — TRIUMPH GEAR SYSTEMS INC DBA TRIUMPH GEAR SYSTEMS INC (USA)
SPECIFICATIONS
materialSTEEL UNS J92200 OVERALL
minor_thickness0.575 INCHES MINIMUM AND 0.605 INCHES MAXIMUM IN
outside_diameter2.6195 INCHES MINIMUM AND 2.6200 INCHES MAXIMUM IN
style_designatorROUND
aperture_diameter2.270 INCHES MINIMUM AND 2.310 INCHES MAXIMUM IN
counterbore_depth0.435 INCHES MINIMUM AND 0.455 INCHES MAXIMUM IN
overall_thickness1.010 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
mounting_hole_typeROUND, THREADED
nominal_thread_size0.190 INCHES IN
counterbore_diameter2.4409 INCHES MINIMUM AND 2.4413 INCHES MAXIMUM IN
thread_quantity_per_inch32
NSN3110-01-131-2587
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 42312-48 · 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
•
MINOR THICKNESS: 0.575 INCHES MINIMUM AND 0.605 INCHES MAXIMUM IN
•
BOLT CIRCLE HOLE QUANTITY: 2
•
MOUNTING HOLE TYPE: ROUND, THREADED
•
COUNTERBORE DIAMETER: 2.4409 INCHES MINIMUM AND 2.4413 INCHES MAXIMUM IN
•
COUNTERBORE DEPTH: 0.435 INCHES MINIMUM AND 0.455 INCHES MAXIMUM IN
•
OVERALL THICKNESS: 1.010 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: ROUND
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5343 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
MINOR THICKNESS0.575 INCHES MINIMUM AND 0.605 INCHES MAXIMUM IN
BOLT CIRCLE HOLE QUANTITY2
MOUNTING HOLE TYPEROUND, THREADED
COUNTERBORE DIAMETER2.4409 INCHES MINIMUM AND 2.4413 INCHES MAXIMUM IN
COUNTERBORE DEPTH0.435 INCHES MINIMUM AND 0.455 INCHES MAXIMUM IN
OVERALL THICKNESS1.010 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN
STYLE DESIGNATORROUND
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5343 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLECOUNTERBORED W/ APERTURE
OUTSIDE DIAMETER2.6195 INCHES MINIMUM AND 2.6200 INCHES MAXIMUM IN
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 2
42312E48Reference document
Same NSN cross-reference
Reference document — Secondary reference
10107496Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 42312-48?
42312-48 is a PLATE,RETAINING,BEARING.
What parts can replace 42312-48?
There are 2 known substitutes for 42312-48: 42312E48, 10107496. Substitute compatibility should be verified for your specific system.
What is the NSN for 42312-48?
42312-48 is cataloged in the U.S. Government catalog under NSN 3110-01-131-2587. This indicates validated use in U.S. government and defense supply chains.
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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.