# NSN 3110-00-409-9545: Bearing, Ball, Duplex

NSN 3110-00-409-9545 (also written 3110004099545; NIIN 00-409-9545) is a bearing, ball, duplex in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 6 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 3110-00-409-9545 (3110004099545)
- NIIN: 00-409-9545 (004099545)
- Item name: BEARING,BALL,DUPLEX
- Federal Supply Class: [FSC 3110 Bearings, Antifriction, Unmounted](https://nsnexplorer.com/fsc/3110/)
- Federal Supply Group: [FSG 31](https://nsnexplorer.com/group/31/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-28)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGYF | RETAINER FABRICATION METHOD | PRESSED |
| MATT | MATERIAL | BALL STEEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | RETAINER ASSN STD SINGLE MATERIAL RESPONSE A-S 6415 |
| STYL | STYLE DESIGNATOR | — |
| MATT | MATERIAL | RETAINER STEEL COMP 4340 |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| CTFZ | STANDARD TOLERANCE DESIGNATION | ABEC NO.5 |
| MATT | MATERIAL | INNER RING STEEL |
| AGZC | LOAD DIRECTION | ANGULAR |
| AGYE | SURFACE FINISH | GROUND |
| ABMK | OVERALL WIDTH | MILLIMETERS NOMINAL 36.0 |
| ABXV | BORE DIAMETER | INCHES NOMINAL 1.5748 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OUTER RING MFR REF SINGLE MATERIAL RESPONSE CW 52,UNITED AIRCRAFT OF CANADA LTD |
| ADGA | OVERALL OUTSIDE DIAMETER | INCHES NOMINAL 3.1496 |
| MATT | MATERIAL | OUTER RING STEEL |
| AKVV | INTERNAL CLEARANCE | INCHES MINIMUM RADIAL 0.0017 AND INCHES MAXIMUM RADIAL 0.0023 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | BALL MFR REF SINGLE MATERIAL RESPONSE CW 52,UNITED AIRCRAFT OF CANADA LTD |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | INNER RING MFR REF SINGLE MATERIAL RESPONSE CW 52,UNITED AIRCRAFT OF CANADA LTD |
| FEAT | SPECIAL FEATURES | RETAINER SILVER PLATED,SINGLE ROW DUPLEX PAIR BACK TO BACK MOUNTING |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3017252 | 00198 | PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3032733 | 00198 | PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3032733 | 98247 | CANADIAN COMMERCIAL CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3101642-01 | 00198 | PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3101798-01 | 00198 | PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3101798-01 | 38443 | SKF USA INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-31 | [SPE4A126G0001/SPE4A626F397R](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110004099545) | BEARING, BALL, DUPLEX | CANADIAN COMMERCIAL CORPORATION | $15,281.42 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3110004099545&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110004099545
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/3110-00-409-9545/
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