PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1784805-6Bearing,ball,annular

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 3110-00-921-3350 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-921-3350 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-921-3350. Primary manufacturer part number: 1784805-6.
Features
  • Bearing,ball,annular — FSC 3110
  • Standard Tolerance Designation: ABEC NO.3
  • Internal Clearance: 0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Load Direction: RADIAL
  • Flange Outside Diameter: 0.2960 INCHES NOMINAL IN
  • Bore Shape: STRAIGHT
  • Outer Ring Outside Diameter: 0.2500 INCHES NOMINAL IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-921-3350, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 26 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-921-3350
Primary Part Number1784805-6
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusCANCELLED
Standard Tolerance DesignationABEC NO.3
Internal Clearance0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Load DirectionRADIAL
Flange Outside Diameter0.2960 INCHES NOMINAL IN
Bore ShapeSTRAIGHT
Outer Ring Outside Diameter0.2500 INCHES NOMINAL IN
Bore Diameter0.1250 INCHES NOMINAL IN
Surface FinishGROUND
Retainer Fabrication MethodPRESSED
Flange Width0.0230 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
3110-00-914-8459S125-250FLG20 INTERCHANGEABLE
Bearing,ball,annular
Mpb Corp Div Timken Super Precision
3110-01-040-2710S418FC3 INTERCHANGEABLE
Bearing,ball,annular
Mpb Corp Div Timken Super Precision
Cross-Reference Index
Part NumberManufacturer
1784805-6 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
SFR144ABEC3 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
SFR1443K15 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
S125-250FP25L0-1 Mpb Corp Div Timken Super Precision (USA)
S418FC3P15LY5 Mpb Corp Div Timken Super Precision (USA)
10605A306 The Aeronautical Instrument and Radio Company Dba the Aeronautical Instrument and Radio Company Div the Aeronautical Instrument and (USA)
ULK4008X Rmb Miniature Bearings Inc (USA)
SSRIF418HA3P25L01 New Hampshire Ball Bearings Inc Div Precision Division (USA)
309-1561-000 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
S418FC3L02 Mpb Corp Div Timken Super Precision (USA)
AMF8K16 The Aeronautical Instrument and Radio Company Dba the Aeronautical Instrument and Radio Company Div the Aeronautical Instrument and (USA)
SFR1443K25-24 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
NM0816ZM3FM1 General Motors Corp Delco Moraine Ndh Div (USA)
AMF8K16 Timken Europa Sarl (FRA)
NM0816ZJ3J General Motors Corp Delco Moraine Ndh Div (USA)
NM0816ZM3J General Motors Corp Delco Moraine Ndh Div (USA)
319-330-2600-06 Moog Inc. Dba Moog Components Group (USA)
3110PL0138914 Jednolity Indeks Materialowy - Uniform Material Index (POL)
319-330-2600 Moog Inc. Dba Moog Components Group (USA)
S418FC3P150Y5 Mpb Corp Div Timken Super Precision (USA)
Related Parts
3110-00-914-8459INTERCHANGEABLE
BEARING,BALL,ANNULAR
S125-250FLG20
3110-01-040-2710INTERCHANGEABLE
BEARING,BALL,ANNULAR
S418FC3

Frequently Asked Questions

What is NSN 3110-00-921-3350?

NSN 3110-00-921-3350 is a Bearing,ball,annular, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-921-3350?

NSN 3110-00-921-3350 has 26 cross-referenced part numbers: 1784805-6 (Lockheed Martin Corporation Div Rms - Mitchel Field), SFR144ABEC3 (New Hampshire Ball Bearings Inc Div Hitech Division), SFR1443K15 (New Hampshire Ball Bearings Inc Div Hitech Division), S125-250FP25L0-1 (Mpb Corp Div Timken Super Precision), S418FC3P15LY5 (Mpb Corp Div Timken Super Precision) and 21 more.

What NSN replaces 3110-00-921-3350?

There are 2 known substitutes for 3110-00-921-3350: 3110-00-914-8459, 3110-01-040-2710. Verify interchangeability with system specifications before substitution.

What are the specifications of 1784805-6?

Key specifications for 1784805-6: Standard Tolerance Designation: ABEC NO.3; Overall Width: 0.0938 INCHES NOMINAL IN; Internal Clearance: 0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-921-3350 still in active supply?

NSN 3110-00-921-3350 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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