PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SFR1663MMK25Bearing,ball,annular

New Hampshire Ball Bearings Inc Div Hitech Division · NSN 3110-00-852-7674 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-852-7674 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-852-7674. Primary manufacturer part number: SFR1663MMK25.
Features
  • Bearing,ball,annular — FSC 3110
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Standard Tolerance Designation: ABEC NO.3
  • Load Direction: RADIAL
  • Internal Clearance: 0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
  • Outer Ring Outside Diameter: 0.3750 INCHES NOMINAL IN
  • Lubrication Material: OIL
  • Shield Quantity: 2
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 3110-00-852-7674, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is New Hampshire Ball Bearings Inc Div Hitech Division. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 26 commercial cross-references from 17 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
NSN3110-00-852-7674
Primary Part NumberSFR1663MMK25
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerNew Hampshire Ball Bearings Inc Div Hitech Division
StatusCANCELLED
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Standard Tolerance DesignationABEC NO.3
Load DirectionRADIAL
Internal Clearance0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
Outer Ring Outside Diameter0.3750 INCHES NOMINAL IN
Lubrication MaterialOIL
Shield Quantity2
Bore ShapeSTRAIGHT
Flange Outside Diameter0.4220 INCHES NOMINAL IN
Flange Width0.0310 INCHES NOMINAL IN
Retainer Fabrication MethodPRESSED
Surface FinishGROUND
Lubrication Material Document and ClassificationMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
MaterialSTEEL CORROSION RESISTING OVERALL
Bore Diameter0.1875 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-198-1763 INTERCHANGEABLE
Bearing,ball,annular
3110-00-277-0230 INTERCHANGEABLE
Bearing,ball,annular
3110-00-293-9038 INTERCHANGEABLE
Bearing,ball,annular
3110-00-453-5014 INTERCHANGEABLE
Bearing,ball,annular
3110-00-541-9468 INTERCHANGEABLE
Bearing,ball,annular
3110-00-542-0083 INTERCHANGEABLE
Bearing,ball,annular
3110-00-720-2348 INTERCHANGEABLE
Bearing,ball,annular
3110-00-789-1745 INTERCHANGEABLE
Bearing,ball,annular
3110-01-027-6277 INTERCHANGEABLE
Bearing,ball,annular
3110-01-033-8187 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
SFR1663MMK25 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
T311004-111 Lockheed Martin Librascope Corporation (USA)
SFR166HHK25L02 S/n Precision Enterprises, Inc. Dba Pacamor /kubar Bearings (USA)
SFR1663PPF28-7 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
2813050-11 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
45500040 Ncr Corporation Dba Ncr (USA)
SSRIF-6632ZZHA5P25LO1 New Hampshire Ball Bearings Inc Div Precision Division (USA)
SFR166ZZK25A5L24 S/n Precision Enterprises, Inc. Dba Pacamor /kubar Bearings (USA)
TBBK0011 Comtec Information Systems Inc Digitronics Div (USA)
M81793/07-HB2C2N1A1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
N2088196-2 Honeywell International Inc Dba Honeywell (USA)
5012-70A New Haven Mfg Corp (USA)
SMC705377 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
G201-060-010 Kearfott Corporation Div Guidance and Navigation Division (USA)
462810-1 Raytheon Company Dba Raytheon Co (USA)
05012-0070REVA New Haven Mfg Corp (USA)
462810-1 Raytheon Company Div Corp (USA)
SFR1663PPK25-7 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
05012-0070 New Haven Mfg Corp (USA)
A3P25L01 New Hampshire Ball Bearings Inc Div Precision Division (USA)
Related Parts
3110-00-198-1763INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-277-0230INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-293-9038INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-453-5014INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-541-9468INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-542-0083INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-720-2348INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-789-1745INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-01-027-6277INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-01-033-8187INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-01-045-2551INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-01-075-6195INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 3110-00-852-7674?

NSN 3110-00-852-7674 is a Bearing,ball,annular, manufactured by New Hampshire Ball Bearings Inc Div Hitech Division, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-852-7674?

NSN 3110-00-852-7674 has 26 cross-referenced part numbers: SFR1663MMK25 (New Hampshire Ball Bearings Inc Div Hitech Division), T311004-111 (Lockheed Martin Librascope Corporation), SFR166HHK25L02 (S/n Precision Enterprises, Inc. Dba Pacamor /kubar Bearings), SFR1663PPF28-7 (New Hampshire Ball Bearings Inc Div Hitech Division), 2813050-11 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier) and 21 more.

What NSN replaces 3110-00-852-7674?

There are 12 known substitutes for 3110-00-852-7674: 3110-00-198-1763, 3110-00-277-0230, 3110-00-293-9038 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SFR1663MMK25?

Key specifications for SFR1663MMK25: Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Standard Tolerance Designation: ABEC NO.3; Load Direction: RADIAL; Internal Clearance: 0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-852-7674 still in active supply?

NSN 3110-00-852-7674 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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