The Bearing,roller,needle, cataloged under National Stock Number 3110-01-444-9681, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-444-9681 |
| Primary Part Number | MS21442-321 |
| Item Name | Bearing,roller,needle |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Style Designator | TRACK ROLLER, NON-SEPARABLE |
| Surface Finish | GROUND |
| Seal Quantity | 2 |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS |
| Alignment Type | RIGID |
| Bearing Seal Type | CONTACT |
| Features Provided | LUBRICATION GROOVE AND LUBRICATION HOLE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS21442-321 | Society of Automotive Engineers Inc (USA) |
| MS21442-321 PRIMARY | Sae International Dba Sae International (USA) |
| AS39901 | Society of Automotive Engineers Inc (USA) |
| 803-6397361 PC. NO. 26 | Naval Sea Systems Command (USA) |
| AS21442 | Sae International Dba Sae International (USA) |
| MS21442-321 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| AS21442 | Society of Automotive Engineers Inc (USA) |
| AS39901 | Sae International Dba Sae International (USA) |
NSN 3110-01-444-9681 is a Bearing,roller,needle, manufactured by Sae International Dba Sae International, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-01-444-9681 has 8 cross-referenced part numbers: MS21442-321 (Society of Automotive Engineers Inc), MS21442-321 (Sae International Dba Sae International), AS39901 (Society of Automotive Engineers Inc), 803-6397361 PC. NO. 26 (Naval Sea Systems Command), AS21442 (Sae International Dba Sae International) and 3 more.
There are 12 known substitutes for 3110-01-444-9681: 3110-00-227-2800, 3110-00-227-2810, 3110-00-227-2824 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS21442-321: Style Designator: TRACK ROLLER, NON-SEPARABLE; Surface Finish: GROUND; Seal Quantity: 2; Standard Tolerance Designation: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS. 7 total characteristics are documented in the Federal Logistics Information System.