The Elbow,pipe to Boss, cataloged under National Stock Number 4730-01-066-5556, 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 Amfs American Fleet Services. Government technical data includes 16 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-066-5556 |
| Primary Part Number | 600-12-8C |
| Item Name | Elbow,pipe to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Amfs American Fleet Services |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 PREFORMED PACKING |
| Flow Angle | 90.0 DEGREES |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Leg Length | 1.922 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.047 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 1.062 INCHES SECOND END IN |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A SECOND END A |
| Thread Quantity Per Inch | 12 SECOND END |
| Material | STEEL OVERALL |
| Thread Series Designator | UN SECOND END |
| Thread Series Designator | NPSM 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 |
|---|---|
| 600-12-8C PRIMARY | Amfs American Fleet Services (USA) |
| 2507-12-8 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| Reference | Meaning |
|---|---|
| 600-12-8C | 5/9 Secondary reference Contitech Usa, Inc. |
| 23418-12-8 | 3/2 Design control — primary reference U.S. Government activity |
| 600-12-8C | 5/9 Secondary reference Anchor Swan Corp Sub of Amerace Corp |
| 2507-12-8 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-066-5556 is a Elbow,pipe to Boss, manufactured by Amfs American Fleet Services, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-066-5556 has 2 manufacturer part numbers on file: 600-12-8C (Amfs American Fleet Services), 2507-12-8 (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division).
Key specifications for 600-12-8C: Furnished Items and Quantity: 1 PREFORMED PACKING; Flow Angle: 90.0 DEGREES; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Connection Style: PLAIN (PIPE) FIRST END. 16 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.