The Elbow,tube, cataloged under National Stock Number 4730-01-167-2775, 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 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution. Government technical data includes 15 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-167-2775 |
| Primary Part Number | H11055AT16 |
| Item Name | Elbow,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| Status | ACTIVE |
| Flow Angle | 45.0 DEGREES |
| Connection Style | SWAGED W/ GROOVES (TUBE) SECOND END |
| Connection Style | SWIVEL NUT INVERTED FLARE (TUBE) FIRST END |
| Connection Type | UNTHREADED INTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES ALL ENDS IN |
| Leg Length | 2.460 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.838 INCHES NOMINAL FIRST END IN |
| Nominal Thread Size | 1.250 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Thread Class | 3B FIRST END |
| Thread Quantity Per Inch | 14 FIRST END |
| Material | TITANIUM ALLOY NUT |
| Material | TITANIUM BODY |
| 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 | X |
| Part Number | Manufacturer |
|---|---|
| H11055AT16 PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| D11055ATE16 PRIMARY | Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA) |
| ST7M437T16 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| H11055AT16 | 5/9 Secondary reference Stanley Harrison Corporation |
| ST7M437 | D/9 Drawing number reference only The Boeing Company Div Defense |
| 10108839 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 4730-01-167-2775 is a Elbow,tube, manufactured by Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-167-2775 has 3 manufacturer part numbers on file: H11055AT16 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), D11055ATE16 (Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company), ST7M437T16 (The Boeing Company Div Defense).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-210-0339. Verify interchangeability with system specifications before substitution.
Key specifications for H11055AT16: Flow Angle: 45.0 DEGREES; Connection Style: SWAGED W/ GROOVES (TUBE) SECOND END; Connection Style: SWIVEL NUT INVERTED FLARE (TUBE) FIRST END; Connection Type: UNTHREADED INTERNAL TUBE SECOND END. 15 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.