The Tube Assembly,metal, cataloged under National Stock Number 4710-01-079-7809, 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 Hensoldt Sensors Gmbh Div Seps. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4710-01-079-7809 |
| Primary Part Number | 312851-1 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Hensoldt Sensors Gmbh Div Seps |
| Status | ACTIVE |
| Design Form | PREBENT |
| Material Document and Classification | MIL-T-8504, COMP 304 MIL SPEC SINGLE MATERIAL RESPONSE TUBING |
| Tube Outside Diameter | 0.250 INCHES NOMINAL IN |
| Material | STEEL COMP 304 TUBING |
| End Connection Spec/std | MIL,MS21921-4J |
| 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 |
|---|---|
| 312851-1 | Hensoldt Sensors Gmbh Div Seps (DEU) |
| Reference | Meaning |
|---|---|
| 312851-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4710-01-079-7809 is a Tube Assembly,metal, manufactured by Hensoldt Sensors Gmbh Div Seps, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-079-7809 has 1 manufacturer part number on file: 312851-1 (Hensoldt Sensors Gmbh Div Seps).
Key specifications for 312851-1: Design Form: PREBENT; Material Document and Classification: MIL-T-8504, COMP 304 MIL SPEC SINGLE MATERIAL RESPONSE TUBING; Tube Outside Diameter: 0.250 INCHES NOMINAL IN; Material: STEEL COMP 304 TUBING. 5 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.