The Bearing,roller,needle, cataloged under National Stock Number 3110-01-049-4147, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Accurate Bushing Company, Inc.. Government technical data includes 26 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-049-4147 |
| Primary Part Number | ST4M200-6 |
| Item Name | Bearing,roller,needle |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Accurate Bushing Company, Inc. |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.9350 INCHES MINIMUM AND 0.9400 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE INNER RING |
| Surface Treatment Document and Classification | QQ-C-320 FED SPEC SINGLE TREATMENT RESPONSE OUTER RING |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE WASHER |
| Surface Finish | GROUND |
| Material Document and Classification | AMS6440 ASSN STD SINGLE MATERIAL RESPONSE OR AMS6441 ASSN STD SINGLE MATERIAL RESPONSE INNER RING |
| Material Document and Classification | AMS6440 ASSN STD SINGLE MATERIAL RESPONSE OR AMS6441 ASSN STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | AMS6440 ASSN STD SINGLE MATERIAL RESPONSE OR AMS6441 ASSN STD SINGLE MATERIAL RESPONSE ROLLER |
| Material Document and Classification | MS6440 FED SPEC SINGLE MATERIAL RESPONSE OR AISI ASSN STD 2ND MATERIAL RESPONSE WASHER |
| Overall Outside Diameter | 0.9990 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN |
| Alignment Type | RIGID |
| Surface Treatment | CHROMIUM OUTER RING |
| Surface Treatment | CADMIUM WASHER |
| Surface Treatment | CADMIUM INNER RING |
| Seal Quantity | 2 |
| Bore Diameter | 0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN |
| Material | STEEL COMP E52100 ROLLER |
| Material | STEEL COMP E52100 OUTER RING |
| Material | STEEL COMP E52100 INNER RING |
| Material | PLASTIC ACETAL SEAL |
| Material | PLASTIC POLYAMIDE NYLON THRUST RETAINER |
| Material | STEEL COMP E52100 OR STEEL COMP 1074 WASHER |
| Lubrication Material Document and Classification | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 0.9900 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| ST4M200-6 PRIMARY | Accurate Bushing Company, Inc. (USA) |
| ST4M200-6 PRIMARY | Rbc Aircraft Products, Inc. (USA) |
| ST4M200-6 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 10107444 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A410541-1001 | 5/9 Secondary reference The Boeing Company Div Defense |
| ST4M200-6 | 5/9 Secondary reference Safran Landing Systems Canada Inc. |
| ST4M200-6 | 5/9 Secondary reference Circor Aerospace, Inc. Dba Circor Aerospace Machining Center |
| 74A410541-1001 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| ST4M200-6 | 5/9 Secondary reference Timken Aerospace, Inc Dba Torrington Product |
| 74A410541-1001 | 5/1 Secondary reference Goodrich Corporation |
| ST4M200-6 | 5/9 Secondary reference Israel Aerospace Industries Ltd. Shl - Aero Assemblies Division |
| AE52431 | 5/1 Secondary reference Rbc Aircraft Products, Inc. |
| ST4M200-6 | 5/9 Secondary reference Heroux-Devtek Inc |
| AE52431 | 5/9 Secondary reference Timken Aerospace, Inc Dba Torrington Product |
NSN 3110-01-049-4147 is a Bearing,roller,needle, manufactured by Accurate Bushing Company, Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-049-4147 has 3 manufacturer part numbers on file: ST4M200-6 (Accurate Bushing Company, Inc.), ST4M200-6 (Rbc Aircraft Products, Inc.), ST4M200-6 (The Boeing Company Div Defense).
Key specifications for ST4M200-6: Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Outer Ring Width: 0.9350 INCHES MINIMUM AND 0.9400 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE INNER RING. 26 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.