The Elbow,tube, cataloged under National Stock Number 4730-01-528-9277, 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 Oshkosh Defense Llc. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-528-9277 |
| Primary Part Number | 4KK754 |
| Item Name | Elbow,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 SWIVEL NUT |
| Flow Angle | 90.0 DEGREES |
| Surface Treatment Document and Classification | MIL-F-18866H, 6 MAY 87.MIL-F-18866H, 6 MAY 87INACTIVE MIL SPEC SINGLE TREATMENT RESPONSE AND SAE-AMS-C-81562, 1 AUG 98.SAE-AMS-C-81562, 1 AUG 98ACTIVE ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | FLARED (TUBE) SECOND END |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Material Document and Classification | SAE-AMS-STD-66, 1 DEC 98.SAE-AMS-STD-66, 1 DEC 98ACTIVE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES SECOND END IN |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 32.0 MILLIMETERS NOMINAL SECOND END MM |
| Nominal Thread Size | 0.750 INCHES SECOND END IN |
| Seat Angle | 37.0 DEGREES SECOND END |
| Maximum Operating Temp | 250.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Surface Treatment | CADMIUM OVERALL |
| Media for Which Designed | HYDRAULIC FLUID SECOND RESPONSE |
| Thread Class | 2A SECOND END A |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF SECOND END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4730-01-528-9277 is a Elbow,tube, manufactured by Oshkosh Defense Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-528-9277 has 2 manufacturer part numbers on file: 4KK754 (Oshkosh Defense Llc), 8C6MXS (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division).
Key specifications for 4KK754: Furnished Items and Quantity: 1 SWIVEL NUT; Flow Angle: 90.0 DEGREES; Surface Treatment Document and Classification: MIL-F-18866H, 6 MAY 87.MIL-F-18866H, 6 MAY 87INACTIVE MIL SPEC SINGLE TREATMENT RESPONSE AND SAE-AMS-C-81562, 1 AUG 98.SAE-AMS-C-81562, 1 AUG 98ACTIVE ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Connection Style: FLARED (TUBE) SECOND END. 17 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.