PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

302603Retainer,roller,bearing

Brp Us Inc · NSN 3110-00-374-2044 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-374-2044 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-374-2044. Primary manufacturer part number: 302603.
Features
  • Retainer,roller,bearing — FSC 3110
  • Bore Diameter: 1.2500 INCHES NOMINAL IN
  • Precious Material: SILVER
  • Retainer Fabrication Method: MACHINED
  • Material: STEEL OVERALL
  • Retainer Piece Quantity: 2
  • Outside Diameter: 1.8720 INCHES MAXIMUM IN
  • Precious Material and Location: PLATED OVERALL SILVER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Retainer,roller,bearing, cataloged under National Stock Number 3110-00-374-2044, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Brp Us Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-374-2044
Primary Part Number302603
Item NameRetainer,roller,bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerBrp Us Inc
StatusACTIVE
Bore Diameter1.2500 INCHES NOMINAL IN
Precious MaterialSILVER
Retainer Fabrication MethodMACHINED
MaterialSTEEL OVERALL
Retainer Piece Quantity2
Outside Diameter1.8720 INCHES MAXIMUM IN
Precious Material and LocationPLATED OVERALL SILVER
Style DesignatorROLLER RETAINER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4240-00-168-2039302603 INTERCHANGEABLE
Valve Vent
Mine Safety Appliances Company
6680-00-581-8656300B INTERCHANGEABLE
Indicator,liquid Quantity
Stewart-Warner Corporation
5950-01-192-9918302603 INTERCHANGEABLE
Transformer,power
Electronic Transformer Corp Div Electronic Transformer Corporation
Cross-Reference Index
Part NumberManufacturer
302603 PRIMARY Brp Us Inc (USA)
302603 Outboard Marine Corp (USA)
302603 Outboard Marine Corp Johnson Motors Div (USA)
Related Parts
4240-00-168-2039INTERCHANGEABLE
VALVE VENT
302603
6680-00-581-8656INTERCHANGEABLE
INDICATOR,LIQUID QUANTITY
300B
5950-01-192-9918INTERCHANGEABLE
TRANSFORMER,POWER
302603

Frequently Asked Questions

What is NSN 3110-00-374-2044?

NSN 3110-00-374-2044 is a Retainer,roller,bearing, manufactured by Brp Us Inc, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-374-2044?

NSN 3110-00-374-2044 has 3 cross-referenced part numbers: 302603 (Brp Us Inc), 302603 (Outboard Marine Corp), 302603 (Outboard Marine Corp Johnson Motors Div).

What NSN replaces 3110-00-374-2044?

There are 3 known substitutes for 3110-00-374-2044: 4240-00-168-2039, 6680-00-581-8656, 5950-01-192-9918. Verify interchangeability with system specifications before substitution.

What are the specifications of 302603?

Key specifications for 302603: Bore Diameter: 1.2500 INCHES NOMINAL IN; Overall Width: 0.7560 INCHES MAXIMUM IN; Precious Material: SILVER; Special Features: IN LINE,TWENTY 0.1670 IN. MAC DIA ROLLER POCKETS,SELECTED,CLASSIFIED AND TESTED BY THE ASSY MFR AT HIS PLANT IN. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com