The Bearing,ball,annular, cataloged under National Stock Number 3110-01-377-0303, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-377-0303 |
| Primary Part Number | 169660-2 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation |
| Status | ACTIVE |
| Surface Finish | GROUND |
| Bore Diameter | 0.6691 INCHES MINIMUM AND 0.6693 INCHES MAXIMUM IN |
| Overall Outside Diameter | 1.5746 INCHES MINIMUM AND 1.5748 INCHES MAXIMUM IN |
| Material | STEEL COMP M50 OVERALL |
| Material Document and Classification | AMS 6491 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Load Direction | RADIAL |
| Bore Shape | STRAIGHT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 169660 | Rtx Corporation Div Pratt & Whitney (USA) |
| 169660-2 | Hamilton Sundstrand Corporation (USA) |
| 169660-2 PRIMARY | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| M2036X76 | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| 169660-2 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
| 169660-2 PRIMARY | New Hampshire Ball Bearings Inc Div Hitech Division (USA) |
| MTGR203SD603M2A7 | New Hampshire Ball Bearings Inc Div Hitech Division (USA) |
NSN 3110-01-377-0303 is a Bearing,ball,annular, manufactured by Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-01-377-0303 has 7 cross-referenced part numbers: 169660 (Rtx Corporation Div Pratt & Whitney), 169660-2 (Hamilton Sundstrand Corporation), 169660-2 (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation), M2036X76 (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation), 169660-2 (Rtx Corporation Div Pratt & Whitney) and 2 more.
There are 3 known substitutes for 3110-01-377-0303: 4730-00-374-6127, 2910-01-080-5570, 3020-01-100-2638. Verify interchangeability with system specifications before substitution.
Key specifications for 169660-2: Overall Width: 0.4664 INCHES MINIMUM AND 0.4724 INCHES MAXIMUM IN; Surface Finish: GROUND; Bore Diameter: 0.6691 INCHES MINIMUM AND 0.6693 INCHES MAXIMUM IN; Overall Outside Diameter: 1.5746 INCHES MINIMUM AND 1.5748 INCHES MAXIMUM IN. 9 total characteristics are documented in the Federal Logistics Information System.