PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

505145ITEM7RBearing,ball,annular

Lift-Tech Intl Inc Crane and Hoist Opns · NSN 3110-00-554-3277 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-554-3277 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-554-3277. Primary manufacturer part number: 505145ITEM7R.
Features
  • Bearing,ball,annular — FSC 3110
  • Retainer Fabrication Method: PRESSED
  • Internal Fit-Up Designation: STANDARD
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Material: STEEL OVERALL
  • Bore Diameter: 12.00 MILLIMETERS NOMINAL MM
  • Shield Quantity: 1
  • Load Direction: RADIAL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-554-3277, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Lift-Tech Intl Inc Crane and Hoist Opns. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 21 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-554-3277
Primary Part Number505145ITEM7R
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerLift-Tech Intl Inc Crane and Hoist Opns
StatusCANCELLED
Retainer Fabrication MethodPRESSED
Internal Fit-Up DesignationSTANDARD
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL OVERALL
Bore Diameter12.00 MILLIMETERS NOMINAL MM
Shield Quantity1
Load DirectionRADIAL
Overall Outside Diameter32.00 MILLIMETERS NOMINAL MM
Standard Tolerance DesignationABEC NO.1
Surface FinishGROUND
Bore ShapeSTRAIGHT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
4820-00-288-8335 INTERCHANGEABLE
Valve,float
5307-00-350-290131W256 INTERCHANGEABLE
Stud,plain
Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)
5977-01-020-60544083 INTERCHANGEABLE
Holder,electrical Contact Brush
Kollmorgen Corp
5961-01-134-2879 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
505145ITEM7R Lift-Tech Intl Inc Crane and Hoist Opns (USA)
31912PC23A Spx Flow Us, Llc Dba Spx Valves & Controls (USA)
177002PC79 Naval Sea Systems Command (USA)
201KD Timken Co Div the Timken Company (USA)
X31912PC23A Spx Flow Us, Llc Dba Spx Valves & Controls (USA)
6201ZCE1TX9 Nsk Corp Bearing Div (USA)
6201ZJ Skf Usa Inc. (USA)
6201-Z/0672-001 Vaf Instruments B.v. (NLD)
3800-24 Ingersoll Rand Co (USA)
7501X1 General Motors Corp Delco Moraine Ndh Div (USA)
201KDFS641 Timken Co Div the Timken Company (USA)
A-A-59584 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
177002-79 Naval Sea Systems Command (USA)
0502 2301 00 Atlas Copco Construction Tools Ab (SWE)
MS111-01202-100 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
T7201 Timken Aerospace, Inc Dba Torrington Product (USA)
AA59584-101JBBT Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
201KDC4FS641S8 Timken Co Div the Timken Company (USA)
201PTF Fag Bearings Corporation (USA)
N0-77 Lift-Tech Intl Inc Crane and Hoist Opns (USA)
Related Parts
4820-00-288-8335INTERCHANGEABLE
VALVE,FLOAT
5307-00-350-2901INTERCHANGEABLE
STUD,PLAIN
31W256
5977-01-020-6054INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
4083
5961-01-134-2879INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 3110-00-554-3277?

NSN 3110-00-554-3277 is a Bearing,ball,annular, manufactured by Lift-Tech Intl Inc Crane and Hoist Opns, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-554-3277?

NSN 3110-00-554-3277 has 21 cross-referenced part numbers: 505145ITEM7R (Lift-Tech Intl Inc Crane and Hoist Opns), 31912PC23A (Spx Flow Us, Llc Dba Spx Valves & Controls), 177002PC79 (Naval Sea Systems Command), 201KD (Timken Co Div the Timken Company), X31912PC23A (Spx Flow Us, Llc Dba Spx Valves & Controls) and 16 more.

What NSN replaces 3110-00-554-3277?

There are 4 known substitutes for 3110-00-554-3277: 4820-00-288-8335, 5307-00-350-2901, 5977-01-020-6054 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 505145ITEM7R?

Key specifications for 505145ITEM7R: Retainer Fabrication Method: PRESSED; Internal Fit-Up Designation: STANDARD; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Material: STEEL OVERALL. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-554-3277 still in active supply?

NSN 3110-00-554-3277 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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