PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

29477Bearing,ball,duplex

Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation · NSN 3110-01-123-7160 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-123-7160 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-123-7160. Primary manufacturer part number: 29477.
Features
  • Bearing,ball,duplex — FSC 3110
  • Material: STEEL COMP 440A BALL A
  • Retainer Fabrication Method: MACHINED
  • Overall Outside Diameter: 0.9447 INCHES MINIMUM AND 0.9449 INCHES MAXIMUM IN
  • Standard Tolerance Designation: ABEC NO.5
  • Style Designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
  • Material: STEEL COMP E52100 RETAINER
  • Surface Finish: GROUND
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 440A Ball construction
General Description

The Bearing,ball,duplex, cataloged under National Stock Number 3110-01-123-7160, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-123-7160
Primary Part Number29477
Item NameBearing,ball,duplex
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSchaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation
StatusACTIVE
MaterialSTEEL COMP 440A BALL A
Retainer Fabrication MethodMACHINED
Overall Outside Diameter0.9447 INCHES MINIMUM AND 0.9449 INCHES MAXIMUM IN
Standard Tolerance DesignationABEC NO.5
Style DesignatorCOUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
MaterialSTEEL COMP E52100 RETAINER
Surface FinishGROUND
MaterialSTEEL COMP 440A OUTER RING A
Bore Diameter0.4722 INCHES MINIMUM AND 0.4724 INCHES MAXIMUM IN
MaterialSTEEL COMP 440A INNER RING A
Load DirectionRADIAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5977-00-038-294939557 INTERCHANGEABLE
Holder,electrical Contact Brush
Safran Power Usa Llc
4710-00-118-956529477 INTERCHANGEABLE
Tube,metallic
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
3455-00-395-000115154 INTERCHANGEABLE
Cutter,milling,end
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5330-00-599-9105HD227 INTERCHANGEABLE
Gasket
Schramm, Inc.
3020-01-171-17272984-6 INTERCHANGEABLE
Gear,spur
Drs Signal Solutions, Inc.
6515-01-243-0539395.57 INTERCHANGEABLE
Coupler,fixation,orthopedic
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
3510-01-292-515929477 INTERCHANGEABLE
Pad,laundry Press,commercial
Forenta Lp
6520-01-359-514029846 INTERCHANGEABLE
Resin,composite,dental
Kerr Corporation
2530-01-470-9841DSH12525-27 INTERCHANGEABLE
Brake,single Disk
Meritor Heavy Vehicle Systems, Llc
4030-01-534-4339 INTERCHANGEABLE
Hook,hoist
Cross-Reference Index
Part NumberManufacturer
39557 Williams International Co., L.l.c. (USA)
29477 Bc Technical Center, Llc Dba Bc Engineered Products (USA)
29477 PRIMARY Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA)
S1901HX10 Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA)
34HADH001-A21 Mpb Corporation Dba Mpb Corp (USA)
29477 Williams International Co., L.l.c. (USA)
29846 Williams International Co., L.l.c. (USA)
Related Parts
5977-00-038-2949INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
39557
4710-00-118-9565INTERCHANGEABLE
TUBE,METALLIC
29477
3455-00-395-0001INTERCHANGEABLE
CUTTER,MILLING,END
15154
5330-00-599-9105INTERCHANGEABLE
GASKET
HD227
3020-01-171-1727INTERCHANGEABLE
GEAR,SPUR
2984-6
6515-01-243-0539INTERCHANGEABLE
COUPLER,FIXATION,ORTHOPEDIC
395.57
3510-01-292-5159INTERCHANGEABLE
PAD,LAUNDRY PRESS,COMMERCIAL
29477
6520-01-359-5140INTERCHANGEABLE
RESIN,COMPOSITE,DENTAL
29846
2530-01-470-9841INTERCHANGEABLE
BRAKE,SINGLE DISK
DSH12525-27
4030-01-534-4339INTERCHANGEABLE
HOOK,HOIST
4810-01-575-9832INTERCHANGEABLE
SEAT,VALVE
39557

Frequently Asked Questions

What is NSN 3110-01-123-7160?

NSN 3110-01-123-7160 is a Bearing,ball,duplex, manufactured by Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-123-7160?

NSN 3110-01-123-7160 has 7 cross-referenced part numbers: 39557 (Williams International Co., L.l.c.), 29477 (Bc Technical Center, Llc Dba Bc Engineered Products), 29477 (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation), S1901HX10 (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation), 34HADH001-A21 (Mpb Corporation Dba Mpb Corp) and 2 more.

What NSN replaces 3110-01-123-7160?

There are 11 known substitutes for 3110-01-123-7160: 5977-00-038-2949, 4710-00-118-9565, 3455-00-395-0001 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 29477?

Key specifications for 29477: Material: STEEL COMP 440A BALL A; Retainer Fabrication Method: MACHINED; Overall Outside Diameter: 0.9447 INCHES MINIMUM AND 0.9449 INCHES MAXIMUM IN; Standard Tolerance Designation: ABEC NO.5. 14 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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