PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

121S5Bearing,roller,thrust

Clark Equipment Co · NSN 3110-00-117-0773 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-117-0773 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-117-0773. Primary manufacturer part number: 121S5.
Features
  • Bearing,roller,thrust — FSC 3110
  • Alignment Type: RIGID
  • Bore Diameter: 1.0680 INCHES MINIMUM AND 1.0760 INCHES MAXIMUM IN
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL
  • Style Designator: TAPERED ROLLERS, BANDED OD
  • Surface Finish: UNGROUND
  • Material: STEEL COMP E52100 OR STEEL COMP E51100 OVERALL
  • Overall Outside Diameter: 2.0000 INCHES MINIMUM AND 2.0100 INCHES MAXIMUM IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E52100 or Steel Comp E51100 Overall construction
General Description

The Bearing,roller,thrust, cataloged under National Stock Number 3110-00-117-0773, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Clark Equipment Co. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-117-0773
Primary Part Number121S5
Item NameBearing,roller,thrust
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerClark Equipment Co
StatusCANCELLED
Alignment TypeRIGID
Bore Diameter1.0680 INCHES MINIMUM AND 1.0760 INCHES MAXIMUM IN
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Style DesignatorTAPERED ROLLERS, BANDED OD
Surface FinishUNGROUND
MaterialSTEEL COMP E52100 OR STEEL COMP E51100 OVERALL
Overall Outside Diameter2.0000 INCHES MINIMUM AND 2.0100 INCHES MAXIMUM IN
Thrust Directional Capability DesignationSINGLE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5950-00-433-3915989110-50B INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
5136-00-555-8910T107A INTERCHANGEABLE
Tap,thread Cutting
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
4935-00-792-3851 INTERCHANGEABLE
Module
5930-00-911-6149 INTERCHANGEABLE
Switch,rotary
5950-00-944-9942278-1839-000 INTERCHANGEABLE
Transformer,radio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
4730-00-962-9211 INTERCHANGEABLE
Nipple,pipe
5315-00-984-2646 INTERCHANGEABLE
Pin,spring
6150-01-102-4263T107 INTERCHANGEABLE
Bus,conductor
Vector Electronics & Technology Inc
6520-01-156-3150 INTERCHANGEABLE
Pin Kit,thread-Forming,dental
5999-01-334-6757 INTERCHANGEABLE
Heat Sink-Insulator
Cross-Reference Index
Part NumberManufacturer
121S5 Clark Equipment Co (USA)
SF6696 Kingham Trailer Co (USA)
T107 Federal-Mogul Corp Ball and Roller Bearing Group (USA)
35P53 White Farm Equipment Co Sub of Tic Investment Inc (USA)
MS17169-8 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
25216W Diamond Reo Truck Co (USA)
SF6696 Miller Trailers Inc (USA)
T107 Gerstenlager Co the (USA)
T107 The Timken Corporation (USA)
100788 Clark Components North America a Unit of Clark Equipment Co (USA)
Related Parts
5950-00-433-3915INTERCHANGEABLE
COIL,RADIO FREQUENCY
989110-50B
5136-00-555-8910INTERCHANGEABLE
TAP,THREAD CUTTING
T107A
4935-00-792-3851INTERCHANGEABLE
MODULE
5930-00-911-6149INTERCHANGEABLE
SWITCH,ROTARY
5950-00-944-9942INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
278-1839-000
4730-00-962-9211INTERCHANGEABLE
NIPPLE,PIPE
5315-00-984-2646INTERCHANGEABLE
PIN,SPRING
6150-01-102-4263INTERCHANGEABLE
BUS,CONDUCTOR
T107
6520-01-156-3150INTERCHANGEABLE
PIN KIT,THREAD-FORMING,DENTAL
5999-01-334-6757INTERCHANGEABLE
HEAT SINK-INSULATOR
3110-01-460-8449INTERCHANGEABLE
BALL,BEARING
T107

Frequently Asked Questions

What is NSN 3110-00-117-0773?

NSN 3110-00-117-0773 is a Bearing,roller,thrust, manufactured by Clark Equipment Co, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-117-0773?

NSN 3110-00-117-0773 has 10 cross-referenced part numbers: 121S5 (Clark Equipment Co), SF6696 (Kingham Trailer Co), T107 (Federal-Mogul Corp Ball and Roller Bearing Group), 35P53 (White Farm Equipment Co Sub of Tic Investment Inc), MS17169-8 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.

What NSN replaces 3110-00-117-0773?

There are 11 known substitutes for 3110-00-117-0773: 5950-00-433-3915, 5136-00-555-8910, 4935-00-792-3851 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 121S5?

Key specifications for 121S5: Alignment Type: RIGID; Overall Height: 0.6200 INCHES MINIMUM AND 0.6300 INCHES MAXIMUM IN; Special Features: W/O OIL HOLE IN BAND,RADIUS AT BORE 1/32 IN. IN; Bore Diameter: 1.0680 INCHES MINIMUM AND 1.0760 INCHES MAXIMUM IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-117-0773 still in active supply?

NSN 3110-00-117-0773 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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