PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T77Bearing,ball,annular

Waterous Company · NSN 3110-00-542-0021 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-542-0021 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-542-0021. Primary manufacturer part number: T77.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Shape: STRAIGHT
  • Overall Outside Diameter: 90.00 MILLIMETERS NOMINAL MM
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Material: STEEL OVERALL
  • Bore Diameter: 50.00 MILLIMETERS NOMINAL MM
  • Surface Finish: GROUND
  • Retainer Fabrication Method: PRESSED
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 3110-00-542-0021, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Waterous Company. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 40 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-542-0021
Primary Part NumberT77
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerWaterous Company
StatusCANCELLED
Bore ShapeSTRAIGHT
Overall Outside Diameter90.00 MILLIMETERS NOMINAL MM
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL OVERALL
Bore Diameter50.00 MILLIMETERS NOMINAL MM
Surface FinishGROUND
Retainer Fabrication MethodPRESSED
Standard Tolerance DesignationABEC NO.1
Internal Fit-Up DesignationSTANDARD
Load DirectionRADIAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4140-00-007-2340 INTERCHANGEABLE
Impeller,fan,axial
1005-00-019-79256210 INTERCHANGEABLE
Slide
Smith & Wesson Sales Company
5950-00-020-89761851640 INTERCHANGEABLE
Transformer,radio Frequency
Northrop Grumman Systems Corporation
4820-00-036-1467 INTERCHANGEABLE
Parts Kit,diaphragm Replacement
6250-00-048-6374502X63 INTERCHANGEABLE
Lampholder
General Electric Company
5120-00-061-8542 INTERCHANGEABLE
Hammer,hand
5440-00-061-8899FS1510 INTERCHANGEABLE
Stepladder
Louisville Ladder Inc
5905-00-079-4046 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
3110-00-144-8540113276-17 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
7290-00-148-7068F67E INTERCHANGEABLE
Flatiron,electric
Butler Oaks Farm Inc Dba Butler Oaks Farm Inc
Cross-Reference Index
Part NumberManufacturer
T77 Waterous Company (USA)
1228J192 Meritor Heavy Vehicle Systems, Llc (USA)
000625 006210 Daimler Truck North America Llc (USA)
302-1025P19 Raytheon Company Div Corp (USA)
SKF-6210 ITEM 80A Wysong and Miles Company (USA)
6210SKF Skf Usa Inc. (USA)
90166 Airchime Mfg Co Ltd (CAN)
213-0913 Harsco Corp Bmy-Combat Systems Div (USA)
210 Analog Devices, Inc. Div Corporate Headquarters (USA)
FF-B-171/4 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
3A7729 Link-Belt Cranes, L.p., Lllp (USA)
644A987-004 General Electric Company (USA)
1-6210 Emerson Electric Co U S Electrical Motors Div (USA)
12-Z-315-7 Naval Sea Systems Command (USA)
7B3812 Caterpillar Inc Div Caterpillar Defense (USA)
210 Neuhaus Lp (USA)
R3769H Champion Machinery Co (USA)
50BC02 Anti-Friction Bearing Mfg Assn Inc the (USA)
4250327 New Holland Construction (USA)
37127 Komatsu America Corporation (USA)
Related Parts
4140-00-007-2340INTERCHANGEABLE
IMPELLER,FAN,AXIAL
1005-00-019-7925INTERCHANGEABLE
SLIDE
6210
5950-00-020-8976INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
1851640
4820-00-036-1467INTERCHANGEABLE
PARTS KIT,DIAPHRAGM REPLACEMENT
6250-00-048-6374INTERCHANGEABLE
LAMPHOLDER
502X63
5120-00-061-8542INTERCHANGEABLE
HAMMER,HAND
5440-00-061-8899INTERCHANGEABLE
STEPLADDER
FS1510
5905-00-079-4046INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
3110-00-144-8540INTERCHANGEABLE
BEARING,BALL,ANNULAR
113276-17
7290-00-148-7068INTERCHANGEABLE
FLATIRON,ELECTRIC
F67E
3110-00-159-9382INTERCHANGEABLE
BEARING,ROLLER,THRUST
T77
3020-00-210-5732INTERCHANGEABLE
GEAR CLUSTER
207322

Frequently Asked Questions

What is NSN 3110-00-542-0021?

NSN 3110-00-542-0021 is a Bearing,ball,annular, manufactured by Waterous Company, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-542-0021?

NSN 3110-00-542-0021 has 50 cross-referenced part numbers: T77 (Waterous Company), 1228J192 (Meritor Heavy Vehicle Systems, Llc), 000625 006210 (Daimler Truck North America Llc), 302-1025P19 (Raytheon Company Div Corp), SKF-6210 ITEM 80A (Wysong and Miles Company) and 45 more.

What NSN replaces 3110-00-542-0021?

There are 12 known substitutes for 3110-00-542-0021: 4140-00-007-2340, 1005-00-019-7925, 5950-00-020-8976 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of T77?

Key specifications for T77: Bore Shape: STRAIGHT; Overall Outside Diameter: 90.00 MILLIMETERS NOMINAL MM; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Material: STEEL OVERALL. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-542-0021 still in active supply?

NSN 3110-00-542-0021 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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