The Ring,rod,piston, cataloged under National Stock Number 3040-01-111-3633, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-111-3633 |
| Primary Part Number | 74A450616-2001 |
| Item Name | Ring,rod,piston |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Material Document and Classification | QQ-A-200/11,T73 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | PLAIN RECTANGULAR, STRAIGHT FACEPLAIN RECTANGULAR, STRAIGHT FACE |
| Joint Style | VERTICAL JOINTVERTICAL JOINT |
| Radial Wall Thickness | 0.1500 INCHES MINIMUM AND 0.1500 INCHES MINIMUM AND 0.1560 INCHES MAXIMUM0.1560 INCHES MAXIMUM IN |
| Ring Style | CONCENTRICCONCENTRIC |
| Surface Treatment | ANODIZE OVERALL |
| Standard Bore Diameter | 3.440 INCHES AND 3.440 INCHES AND 3.500 INCHES3.500 INCHES IN |
| Material | ALUMINUM ALLOY 7075 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 74A450616-2001 | Israel Aerospace Industries Ltd.shl-Aero Assemblies Division (ISR) |
| 74A450616-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| 74A450616-2001 | Safran Landing Systems Canada Inc. (CAN) |
| 74A450616-2001 | Apex Manufacturing Company, Inc. Dba Apex Manufacturing Co (USA) |
| 74A450616-2001 | Blair Industries Inc (USA) |
| 74A450616-2001 | Nassau Tool Works, Inc (USA) |
| Reference | Meaning |
|---|---|
| 74A450616-2001 | 5/9 Secondary reference All Tools, Inc. Dba E2 Precision Products |
| 74A450616-2001 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 74A450616-2001 | 5/9 Secondary reference Heroux-Devtek Inc |
| 74A450616-2001 | 5/9 Secondary reference Circor Aerospace, Inc. Dba Circor Aerospace Machining Center |
| 74A450616-2001 | 5/9 Secondary reference Mercer Products & Manufacturing Company Dba Mercer Products & Manufacturing Co Div Mercer Products & Manufacturing |
| 74A450616-2001 | 5/9 Secondary reference Israel Aerospace Industries Ltd. Shl - Aero Assemblies Division |
| 74A450616-2001 | 5/2 Secondary reference U.S. Government activity |
| 74A450616-2001 | 5/9 Secondary reference Goodrich Corp Dba Goodrich Corp |
| 74A450616-2001 | 5/9 Secondary reference Keystone Tool and Machine Co |
| 10153945 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 3040-01-111-3633 is a Ring,rod,piston, manufactured by The Boeing Company Div Defense, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-111-3633 has 6 manufacturer part numbers on file: 74A450616-2001 (Israel Aerospace Industries Ltd.shl-Aero Assemblies Division), 74A450616-2001 (The Boeing Company Div Defense), 74A450616-2001 (Safran Landing Systems Canada Inc.), 74A450616-2001 (Apex Manufacturing Company, Inc. Dba Apex Manufacturing Co), 74A450616-2001 (Blair Industries Inc) and 1 more.
Key specifications for 74A450616-2001: Overall Width: 0.2480 INCHES MINIMUM AND 0.2480 INCHES MINIMUM AND 0.2490 INCHES MAXIMUM0.2490 INCHES MAXIMUM IN; Material Document and Classification: QQ-A-200/11,T73 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACEPLAIN RECTANGULAR, STRAIGHT FACE; Joint Style: VERTICAL JOINTVERTICAL JOINT. 8 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.
NSN 3040-01-111-3633 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.