PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

306SFFCBearing,ball,annular

Skf Usa Inc. · NSN 3110-00-155-6677 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-155-6677 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-155-6677. Primary manufacturer part number: 306SFFC.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Diameter: 30.00 MILLIMETERS NOMINAL MM
  • Internal Fit-Up Designation: STANDARD
  • Lubrication Material: GREASE
  • Standard Tolerance Designation: ABEC NO.1
  • Shield Quantity: 2
  • Lubrication Material Document and Classification: DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
  • Bore Shape: STRAIGHT
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Inner Ring construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-155-6677, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-155-6677
Primary Part Number306SFFC
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusACTIVE
Bore Diameter30.00 MILLIMETERS NOMINAL MM
Internal Fit-Up DesignationSTANDARD
Lubrication MaterialGREASE
Standard Tolerance DesignationABEC NO.1
Shield Quantity2
Lubrication Material Document and ClassificationDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
Bore ShapeSTRAIGHT
Load DirectionRADIAL
Surface FinishGROUND
MaterialSTEEL INNER RING
MaterialSTEEL SHIELD
MaterialSTEEL OUTER RING
MaterialSTEEL BALL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE CARTRIDGE TYPE
Overall Outside Diameter72.00 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-097-6345405850-53L INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
3110-00-107-7338 INTERCHANGEABLE
Bearing,ball,annular
3110-00-156-48485306F-1B1 INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
3110-00-156-5047 INTERCHANGEABLE
Bearing,ball,annular
3110-00-156-5276 INTERCHANGEABLE
Bearing,ball,annular
3110-00-158-8247 INTERCHANGEABLE
Bearing,ball,annular
3110-00-158-8266 INTERCHANGEABLE
Bearing,ball,annular
3110-00-158-8276 INTERCHANGEABLE
Bearing,ball,annular
3110-00-158-8277 INTERCHANGEABLE
Bearing,ball,annular
3110-00-198-2418 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
306MFF2 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
3H416 Link-Belt Cranes, L.p., Lllp (USA)
Z86PCM224 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
4046327 Agco Corp Parts Opn (USA)
FF-B-171/10 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
C110HP3PCM224 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
C110HP2PCM224 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
X8249PCM224 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
M224 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
TDM224 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
306MFF2 Skf Usa Inc. (USA)
Z344PCM224 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
X8789PCM224 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
306SFFC PRIMARY Skf Usa Inc. (USA)
10879PCM224 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
13335PCM224 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
Related Parts
3110-00-097-6345INTERCHANGEABLE
BEARING,BALL,ANNULAR
405850-53L
3110-00-107-7338INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-156-4848INTERCHANGEABLE
BEARING,BALL,ANNULAR
5306F-1B1
3110-00-156-5047INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-156-5276INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-158-8247INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-158-8266INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-158-8276INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-158-8277INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-198-2418INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-227-2248INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-227-3106INTERCHANGEABLE
BEARING,BALL,ANNULAR
312SFFCQXA7 6-8

Frequently Asked Questions

What is NSN 3110-00-155-6677?

NSN 3110-00-155-6677 is a Bearing,ball,annular, manufactured by Skf Usa Inc., classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-155-6677?

NSN 3110-00-155-6677 has 16 cross-referenced part numbers: 306MFF2 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), 3H416 (Link-Belt Cranes, L.p., Lllp), Z86PCM224 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), 4046327 (Agco Corp Parts Opn), FF-B-171/10 (Federal Specifications Promulgated by General Services Administration Washington DC) and 11 more.

What NSN replaces 3110-00-155-6677?

There are 12 known substitutes for 3110-00-155-6677: 3110-00-097-6345, 3110-00-107-7338, 3110-00-156-4848 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 306SFFC?

Key specifications for 306SFFC: Bore Diameter: 30.00 MILLIMETERS NOMINAL MM; Internal Fit-Up Designation: STANDARD; Lubrication Material: GREASE; Standard Tolerance Designation: ABEC NO.1. 16 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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