The Elbow,tube, cataloged under National Stock Number 4730-01-129-0773, 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 Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-129-0773 |
| Primary Part Number | D11958TE16 |
| Item Name | Elbow,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company |
| Status | ACTIVE |
| Flow Angle | 45.0 DEGREES |
| Connection Style | SWAGED W/ GROOVES (TUBE) SECOND END |
| Connection Style | SWIVEL NUT INVERTED FLARE (TUBE) FIRST END |
| Criticality Code Justification | FEAT |
| Connection Type | UNTHREADED INTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES FIRST END IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 2.460 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.142 INCHES NOMINAL FIRST END IN |
| Nominal Thread Size | 1.250 INCHES FIRST END IN |
| Seat Angle | 12.0 DEGREES FIRST END |
| Maximum Operating Temp | 275.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Thread Class | 3B FIRST END |
| Thread Quantity Per Inch | 14 FIRST END |
| Material | TITANIUM OVERALL |
| Thread Series Designator | UNJS FIRST END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| D11958TE16 PRIMARY | Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA) |
| D11955TE16 | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| 7M599T16 | The Boeing Company Div Defense (USA) |
| H11958TE16 PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| Reference | Meaning |
|---|---|
| H11958TE16 | 5/9 Secondary reference Stanley Harrison Corporation |
| D11955TE16 | 5/9 Secondary reference Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company |
| 7M599 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 4730-01-129-0773 is a Elbow,tube, manufactured by Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-129-0773 has 4 manufacturer part numbers on file: D11958TE16 (Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company), D11955TE16 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), 7M599T16 (The Boeing Company Div Defense), H11958TE16 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-164-7782, 4730-01-165-9519. Verify interchangeability with system specifications before substitution.
Key specifications for D11958TE16: Flow Angle: 45.0 DEGREES; Connection Style: SWAGED W/ GROOVES (TUBE) SECOND END; Connection Style: SWIVEL NUT INVERTED FLARE (TUBE) FIRST END; Criticality Code Justification: FEAT. 18 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.