The Elbow,tube, cataloged under National Stock Number 4730-00-271-9403, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-271-9403 |
| Primary Part Number | ST7M210T12 |
| Item Name | Elbow,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Flow Angle | 60.0 DEGREES |
| Connection Style | PLAIN (TUBE) ALL ENDS |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Material Document and Classification | AMS 4965,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES ALL ENDS IN |
| Leg Length | 0.780 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.671 INCHES NOMINAL FIRST END IN |
| Nominal Thread Size | 1.000 INCHES ALL ENDS IN |
| Thread Class | 3A ALL ENDS A |
| Thread Quantity Per Inch | 16 ALL ENDS |
| Material | TITANIUM ALLOY OVERALL |
| Thread Series Designator | UN ALL ENDS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| ST7M210T12 PRIMARY | The Boeing Company Div Defense (USA) |
| R44365T12 | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| AP332T12 | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| AFP2603T12 | Aerofit, Llc (USA) |
| AE16396-12 | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| Reference | Meaning |
|---|---|
| AFP1706T1212 | 5/9 Secondary reference Aerofit, Llc |
| 10108278 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| ST7M210 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 4730-00-271-9403 is a Elbow,tube, manufactured by The Boeing Company Div Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-271-9403 has 5 manufacturer part numbers on file: ST7M210T12 (The Boeing Company Div Defense), R44365T12 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division), AP332T12 (Sps Technologies, Llc Dba Airdrome Precision Components), AFP2603T12 (Aerofit, Llc), AE16396-12 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution).
2 possible matches (shared part number, not a government interchangeability claim): 4730-00-272-9605, 4730-00-275-9459. Verify interchangeability with system specifications before substitution.
Key specifications for ST7M210T12: Flow Angle: 60.0 DEGREES; Connection Style: PLAIN (TUBE) ALL ENDS; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Material Document and Classification: AMS 4965,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V. 12 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 4730-00-271-9403 has DEMIL Code Q. 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.