The Bearing,sleeve, cataloged under National Stock Number 3120-01-121-8570, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-121-8570 |
| Primary Part Number | 74A410733-2001 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES OVERALL |
| Corner Shape | SQUARE ALL CORNERS |
| Body Outside Diameter | 0.3720 INCHES MINIMUM AND 0.3740 INCHES MAXIMUM IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Body Inside Diameter | 0.2500 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM IN |
| Test Data Document | 76301-PS21202 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| 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 |
|---|---|
| 74A410733-2001 | Goodrich Corporation (USA) |
| 74A410733-2001 | Heroux-Devtek Inc (CAN) |
| 74A410733-2001 | Buckeye Machining Co (USA) |
| 74A410733-2001 | Safran Landing Systems Canada Inc. (CAN) |
| 74A410733-2001 | Apex Manufacturing Company, Inc. Dba Apex Manufacturing Co (USA) |
| 74A410733-2001 | Cm Manufacturing Inc Dba Cm Manufacturing Inc (USA) |
| 74A410733-2001 | Nassau Tool Works, Inc (USA) |
| 74A410733-2001 | Blair Industries Inc (USA) |
| 74A410733-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 10107786 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A410733-2001 | 5/9 Secondary reference Israel Aerospace Industries Ltd. Shl - Aero Assemblies Division |
| 74A410733-2001 | C/1 Advisory reference — outside the item-of-supply concept Israel Aerospace Industries Ltd.shl-Aero Assemblies Division |
| 74A410733-2001 | 5/9 Secondary reference All Tools, Inc. Dba E2 Precision Products |
| 74A410733-2001 | C/1 Advisory reference — outside the item-of-supply concept Circor Aerospace, Inc. Div Circor |
| 74A410733-2001 | 5/9 Secondary reference Circor Aerospace, Inc. Dba Circor Aerospace Machining Center |
| 74A410733-2001 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 74A410733-2001 | 5/2 Secondary reference U.S. Government activity |
| 74A410733-2001 | 5/9 Secondary reference K-D-S Parts Co |
NSN 3120-01-121-8570 is a Bearing,sleeve, manufactured by The Boeing Company Div Defense, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-121-8570 has 9 manufacturer part numbers on file: 74A410733-2001 (Goodrich Corporation), 74A410733-2001 (Heroux-Devtek Inc), 74A410733-2001 (Buckeye Machining Co), 74A410733-2001 (Safran Landing Systems Canada Inc.), 74A410733-2001 (Apex Manufacturing Company, Inc. Dba Apex Manufacturing Co) and 4 more.
Key specifications for 74A410733-2001: Surface Finish: 125.0 MICROINCHES OVERALL; Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 0.3720 INCHES MINIMUM AND 0.3740 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES. 6 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.