The Tube and Fittings,metallic, cataloged under National Stock Number 4710-01-285-0780, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is DC Fabricators Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4710-01-285-0780 |
| Primary Part Number | EW-99GK |
| Item Name | Tube and Fittings,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | DC Fabricators Inc |
| Status | ACTIVE |
| Design Form | STRAIGHT |
| Mating End Quantity | 2 SINGLE END |
| Bolt Hole Diameter | 0.562 INCHES NOMINAL SINGLE END IN |
| End Connection Style | PLAIN SINGLE END |
| Bolt Hole Quantity | 8 SINGLE END |
| Bolt Circle Diameter | 6.562 INCHES NOMINAL SINGLE END IN |
| Material | STEEL TUBING |
| Material | STEEL SINGLE 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 |
|---|---|
| EW-99GK PRIMARY | DC Fabricators Inc (USA) |
| EW-2200AS PIECE 815 | DC Fabricators Inc (USA) |
| Reference | Meaning |
|---|---|
| EW-2200AS | D/9 Drawing number reference only DC Fabricators Inc |
NSN 4710-01-285-0780 is a Tube and Fittings,metallic, manufactured by DC Fabricators Inc, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-285-0780 has 2 manufacturer part numbers on file: EW-99GK (DC Fabricators Inc), EW-2200AS PIECE 815 (DC Fabricators Inc).
Key specifications for EW-99GK: Design Form: STRAIGHT; Mating End Quantity: 2 SINGLE END; Bolt Hole Diameter: 0.562 INCHES NOMINAL SINGLE END IN; End Connection Style: PLAIN SINGLE END. 8 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.