PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

307SZZCNT3Bearing,ball,annular

Skf Usa Inc. · NSN 3110-00-991-0942 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-991-0942 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-991-0942. Primary manufacturer part number: 307SZZCNT3.
Features
  • Bearing,ball,annular — FSC 3110
  • Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
  • Surface Finish: GROUND
  • Bearing Seal Type: LIPS TURNED OUTWARDLY
  • Internal Clearance: 0.0004 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
  • Load Direction: RADIAL
  • Retainer Fabrication Method: PRESSED
  • Internal Fit-Up Designation: TIGHT
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E52100 Inner Ring construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-991-0942, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Skf Usa Inc.. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 32 commercial cross-references from 15 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
NSN3110-00-991-0942
Primary Part Number307SZZCNT3
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusCANCELLED
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
Surface FinishGROUND
Bearing Seal TypeLIPS TURNED OUTWARDLY
Internal Clearance0.0004 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
Load DirectionRADIAL
Retainer Fabrication MethodPRESSED
Internal Fit-Up DesignationTIGHT
Seal Quantity2
Lubrication MaterialGREASE
Bore ShapeSTRAIGHT
Lubrication Material Document and ClassificationMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
Nondefinitive Spec/std Data120 TYPE
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE INNER RING
MaterialSTEEL COMP E52100 INNER RING
MaterialSTEEL RETAINER
MaterialRUBBER SYNTHETIC SEAL
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE BALL
MaterialSTEEL COMP E52100 OUTER RING
MaterialSTEEL COMP E52100 BALL
Bore Diameter1.3778 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Overall Outside Diameter3.1494 INCHES MINIMUM AND 3.1496 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-922-8516307SZZNT3 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
3110-00-987-372001-005248-229 INTERCHANGEABLE
Bearing,ball,annular
Western Sky Industries Inc Dba Electromech Techologies
3110-00-987-3723416821-69-FH INTERCHANGEABLE
Bearing,ball,annular
The Jewish Community Center of Somerset, Hunterdon and Warren Counties, Inc.
3110-00-987-3729416821-69-FL INTERCHANGEABLE
Bearing,ball,annular
Abb Motors & Mechanical Inc
3110-00-987-3733 INTERCHANGEABLE
Bearing,ball,annular
3110-00-987-3744 INTERCHANGEABLE
Bearing,ball,annular
3110-00-991-0907 INTERCHANGEABLE
Bearing,ball,annular
3110-00-991-0920312SFFNT3 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
3110-00-991-0936 INTERCHANGEABLE
Bearing,ball,annular
3110-00-991-0943308SZZCNT3 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
Cross-Reference Index
Part NumberManufacturer
307SZZCNT3 PRIMARY Skf Usa Inc. (USA)
405850-76C Reliance Electric Company Dba Reliance & Dodge Brands (USA)
405850-76CC Reliance Electric Company Dba Reliance & Dodge Brands (USA)
405850-60N Reliance Electric Company Dba Reliance & Dodge Brands (USA)
405850-7-DD Reliance Electric (USA)
405850-76C Reliance Electric (USA)
307SZZCNTS Skf Usa Inc. (USA)
M17931-C010 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
405850-76C Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
405850-7-DD Reliance Electric Company Dba Reliance & Dodge Brands (USA)
S-3607 PRIMARY Timken Co Div the Timken Company (USA)
15S835PC5 Louis Allis Co the This Company Has Gone Bankrupt and Has Been Purchased by 3 Companies (USA)
S3607 E100 PRIMARY Reptron Electronics Inc (USA)
M17931-C010 Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA)
405850-77CC Reliance Electric Company Dba Reliance & Dodge Brands (USA)
405850-59C Reliance Electric Company Dba Reliance & Dodge Brands (USA)
999999K097 Naval Ship Systems Command (USA)
D1-025289 PIECE 19 PRIMARY Western Sky Industries Inc Dba Electromech Techologies (USA)
MILB17931 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
120X03533X4025 PRIMARY N T N Bearing Corp of America (USA)
Related Parts
3110-00-922-8516INTERCHANGEABLE
BEARING,BALL,ANNULAR
307SZZNT3
3110-00-987-3720INTERCHANGEABLE
BEARING,BALL,ANNULAR
01-005248-229
3110-00-987-3723INTERCHANGEABLE
BEARING,BALL,ANNULAR
416821-69-FH
3110-00-987-3729INTERCHANGEABLE
BEARING,BALL,ANNULAR
416821-69-FL
3110-00-987-3733INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-987-3744INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-991-0907INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-991-0920INTERCHANGEABLE
BEARING,BALL,ANNULAR
312SFFNT3
3110-00-991-0936INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-991-0943INTERCHANGEABLE
BEARING,BALL,ANNULAR
308SZZCNT3
3110-00-992-1008INTERCHANGEABLE
BEARING,BALL,ANNULAR
309SZZCNT3
3110-01-126-1509INTERCHANGEABLE
BEARING,BALL,ANNULAR
K52-0027

Frequently Asked Questions

What is NSN 3110-00-991-0942?

NSN 3110-00-991-0942 is a Bearing,ball,annular, manufactured by Skf Usa Inc., classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-991-0942?

NSN 3110-00-991-0942 has 32 cross-referenced part numbers: 307SZZCNT3 (Skf Usa Inc.), 405850-76C (Reliance Electric Company Dba Reliance & Dodge Brands), 405850-76CC (Reliance Electric Company Dba Reliance & Dodge Brands), 405850-60N (Reliance Electric Company Dba Reliance & Dodge Brands), 405850-7-DD (Reliance Electric) and 27 more.

What NSN replaces 3110-00-991-0942?

There are 12 known substitutes for 3110-00-991-0942: 3110-00-922-8516, 3110-00-987-3720, 3110-00-987-3723 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 307SZZCNT3?

Key specifications for 307SZZCNT3: Overall Width: 1.3730 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING; Surface Finish: GROUND; Bearing Seal Type: LIPS TURNED OUTWARDLY. 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-991-0942 still in active supply?

NSN 3110-00-991-0942 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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