PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1602DCBearing,ball,annular

Rbc Bearings Incorporated Div West Trenton Division · NSN 3110-00-278-7392 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-278-7392 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-278-7392. Primary manufacturer part number: 1602DC.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Diameter: 0.2470 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
  • Material: RUBBER SYNTHETIC SEAL
  • Internal Clearance: 0.0015 INCHES NOMINAL RADIAL IN
  • Load Direction: RADIAL
  • Lubrication Material: GREASE
  • Surface Finish: GROUND
  • Seal Quantity: 2
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Rubber Synthetic Seal construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-278-7392, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Rbc Bearings Incorporated Div West Trenton Division. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-278-7392
Primary Part Number1602DC
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerRbc Bearings Incorporated Div West Trenton Division
StatusACTIVE
Bore Diameter0.2470 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
MaterialRUBBER SYNTHETIC SEAL
Internal Clearance0.0015 INCHES NOMINAL RADIAL IN
Load DirectionRADIAL
Lubrication MaterialGREASE
Surface FinishGROUND
Seal Quantity2
Bearing Seal TypeCONTACT
Retainer Fabrication MethodPRESSED
Bore ShapeSTRAIGHT
Lubrication Material Document and ClassificationDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
MaterialSTEEL INNER RING
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL BALL
MaterialSTEEL OUTER RING
MaterialSTEEL RETAINER
Overall Outside Diameter0.6870 INCHES MINIMUM AND 0.6875 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5930-00-234-0196680-808-00 INTERCHANGEABLE
Switch,toggle
Henderson Engineering Co Inc Dba Sahara Air Dryers
5998-01-174-0843 INTERCHANGEABLE
Circuit Card Assembly
5998-01-230-7800 INTERCHANGEABLE
Circuit Card Assembly
5915-01-265-3417900003 INTERCHANGEABLE
Filter,band Pass-Low Pass
Integrated Microwave Corporation Dba Integrated Microwave Corp
7025-01-364-4573900003 INTERCHANGEABLE
Transport,magnetic Tape
Qualstar Corp
5331-01-367-577990-0003 INTERCHANGEABLE
O-Ring
Dntlworks Equipment Corporation
6130-01-432-0484900003 INTERCHANGEABLE
Power Supply
U S Dept of Transportation Federal Aviation Administration
5930-01-549-616590-0003 INTERCHANGEABLE
Switch,toggle
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
1602DC Skf Industries Inc Nice Bearing Products Div (USA)
1602DCMILG18709 Skf Industries Inc Nice Bearing Products Div (USA)
900003 Townsend Products Inc (USA)
1602DC PRIMARY Rbc Bearings Incorporated Div West Trenton Division (USA)
1602DCMILG18709 Altra Industrial Motion Corp. (USA)
1602DC Altra Industrial Motion Corp. (USA)
Related Parts
5930-00-234-0196INTERCHANGEABLE
SWITCH,TOGGLE
680-808-00
5998-01-174-0843INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5998-01-230-7800INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5915-01-265-3417INTERCHANGEABLE
FILTER,BAND PASS-LOW PASS
900003
7025-01-364-4573INTERCHANGEABLE
TRANSPORT,MAGNETIC TAPE
900003
5331-01-367-5779INTERCHANGEABLE
O-RING
90-0003
6130-01-432-0484INTERCHANGEABLE
POWER SUPPLY
900003
5930-01-549-6165INTERCHANGEABLE
SWITCH,TOGGLE
90-0003

Frequently Asked Questions

What is NSN 3110-00-278-7392?

NSN 3110-00-278-7392 is a Bearing,ball,annular, manufactured by Rbc Bearings Incorporated Div West Trenton Division, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-278-7392?

NSN 3110-00-278-7392 has 6 cross-referenced part numbers: 1602DC (Skf Industries Inc Nice Bearing Products Div), 1602DCMILG18709 (Skf Industries Inc Nice Bearing Products Div), 900003 (Townsend Products Inc), 1602DC (Rbc Bearings Incorporated Div West Trenton Division), 1602DCMILG18709 (Altra Industrial Motion Corp.) and 1 more.

What NSN replaces 3110-00-278-7392?

There are 8 known substitutes for 3110-00-278-7392: 5930-00-234-0196, 5998-01-174-0843, 5998-01-230-7800 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1602DC?

Key specifications for 1602DC: Bore Diameter: 0.2470 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC SEAL; Internal Clearance: 0.0015 INCHES NOMINAL RADIAL IN; Load Direction: RADIAL. 19 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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