The Elbow,tube to Hose, cataloged under National Stock Number 4730-01-100-5497, 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 30 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-100-5497 |
| Primary Part Number | 8791-24D |
| Item Name | Elbow,tube to Hose |
| 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 | 90.0 DEGREES |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 2 MIL SPEC ALL TREATMENT RESPONSES OVERALL |
| Connection Style | SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END |
| Connection Style | GRIPPING NIPPLE (NOSE) SECOND END |
| Nominal Inside Diameter Hose Accommodated | 1.375 INCHES SECOND END IN |
| Nominal Outside Diameter Hose Accommodated | 1.703 INCHES SECOND END IN |
| Connection Type | THREADED EXTERNAL HOSE GRIPPING SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Material Document and Classification | QQ-A-225/6,T851 FED SPEC SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | QQ-A-225/8,T651 FED SPEC SINGLE MATERIAL RESPONSE NIPPLE |
| Material Document and Classification | QQ-A-225/8,T651 FED SPEC SINGLE MATERIAL RESPONSE SHOULDER |
| Material Document and Classification | WW-T-700/6,T6 FED SPEC SINGLE MATERIAL RESPONSE ELBOW |
| Nominal Outside Diameter Tube Accommodated | 1.500 INCHES FIRST END IN |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Leg Length | 2.032 INCHES NOMINAL FIRST END IN |
| Leg Length | 3.594 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 1.875 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Specification/standard Data | 81349-MIL-F-83798/1 GOVERNMENT SPECIFICATION |
| Maximum Operating Temp | 250.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Maximum Operating Temp | 250.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Departure From Cited Document | AS MODIFIED BY SECOND END W/O SOCKET |
| Surface Treatment | ANODIZE NUT |
| Surface Treatment | ANODIZE NIPPLE |
| Surface Treatment | ANODIZE ELBOW |
| Surface Treatment | ANODIZE SHOULDER |
| Media for Which Designed | OIL SECOND RESPONSE |
| Media for Which Designed | FUEL FIRST RESPONSE |
| Thread Class | 3B 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 |
|---|---|
| 8791-24D PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| 137-1090-24D PRIMARY | Hydrasearch Company, Llc (USA) |
| 8791-24D | Satair A/s (DNK) |
| Reference | Meaning |
|---|---|
| 137-1090-24D | 5/9 Secondary reference Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company |
| MIL-F-83798 | 4/1 Identification reference U.S. Government activity |
NSN 4730-01-100-5497 is a Elbow,tube to Hose, 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 4730-01-100-5497 has 3 manufacturer part numbers on file: 8791-24D (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), 137-1090-24D (Hydrasearch Company, Llc), 8791-24D (Satair A/s).
Key specifications for 8791-24D: Flow Angle: 90.0 DEGREES; Surface Treatment Document and Classification: MIL-A-8625,TYPE 2 MIL SPEC ALL TREATMENT RESPONSES OVERALL; Connection Style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END; Connection Style: GRIPPING NIPPLE (NOSE) SECOND END. 30 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.