The Tee,tube, cataloged under National Stock Number 4730-01-124-3719, 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 Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-124-3719 |
| Primary Part Number | D10026-04 |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | SWAGED W/ GROOVES (TUBE) SECOND END |
| Connection Style | FLARELESS (TUBE) THIRD END |
| Connection Style | SWAGED W/ GROOVES (TUBE) FIRST END |
| Connection Type | UNTHREADED INTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL TUBE THIRD END |
| Connection Type | UNTHREADED INTERNAL TUBE SECOND END |
| Material Document and Classification | AMS5656,TYPE 21-6-9 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Leg Length | 1.130 INCHES NOMINAL FIRST END IN |
| Leg Length | 0.875 INCHES NOMINAL THIRD END IN |
| Leg Length | 1.130 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 0.437 INCHES THIRD END IN |
| Seat Angle | 12.0 DEGREES THIRD END |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A THIRD END A |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) THIRD 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 |
|---|---|
| D10026-04 PRIMARY | Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA) |
| Reference | Meaning |
|---|---|
| BACT16CB04J | 5/2 Secondary reference U.S. Government activity |
| D10026 | D/9 Drawing number reference only Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company |
NSN 4730-01-124-3719 is a Tee,tube, manufactured by Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-124-3719 has 1 manufacturer part number on file: D10026-04 (Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-124-3720. Verify interchangeability with system specifications before substitution.
Key specifications for D10026-04: Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: SWAGED W/ GROOVES (TUBE) SECOND END; Connection Style: FLARELESS (TUBE) THIRD END; Connection Style: SWAGED W/ GROOVES (TUBE) FIRST END. 18 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.