The Tube and Fittings,metallic, cataloged under National Stock Number 4710-01-443-3403, 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 Mechanical Technology, Incorporated Div Mti Instruments Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4710-01-443-3403 |
| Primary Part Number | 788C383G1 |
| Item Name | Tube and Fittings,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Mechanical Technology, Incorporated Div Mti Instruments Inc |
| Status | ACTIVE |
| Design Form | PREBENT |
| Mating End Quantity | 1 SINGLE END |
| Material Document and Classification | AISI 304 ASSN STD SINGLE MATERIAL RESPONSE TUBING |
| Wall Thickness | 0.028 INCHES NOMINAL IN |
| End Connection Style | UNTHREADED EXTERNAL SINGLE END |
| Tube Outside Diameter | 0.250 INCHES NOMINAL IN |
| Material | STEEL COMP 304 TUBING |
| 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 |
|---|---|
| 788C383G1 PRIMARY | Mechanical Technology, Incorporated Div Mti Instruments Inc (USA) |
| Reference | Meaning |
|---|---|
| 788C383 | D/9 Drawing number reference only Mechanical Technology, Incorporated Div Mti Instruments Inc |
NSN 4710-01-443-3403 is a Tube and Fittings,metallic, manufactured by Mechanical Technology, Incorporated Div Mti Instruments Inc, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-443-3403 has 1 manufacturer part number on file: 788C383G1 (Mechanical Technology, Incorporated Div Mti Instruments Inc).
Key specifications for 788C383G1: Design Form: PREBENT; Mating End Quantity: 1 SINGLE END; Material Document and Classification: AISI 304 ASSN STD SINGLE MATERIAL RESPONSE TUBING; Wall Thickness: 0.028 INCHES NOMINAL IN. 7 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.