The Tee,pipe, cataloged under National Stock Number 4730-01-592-8571, 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 Mcmaster-Carr Supply Co. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-592-8571 |
| Primary Part Number | 44555K138 |
| Item Name | Tee,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| 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 |
|---|---|
| 10-52917 | Department of Defense Project Manager-Mobile Electric Power (USA) |
| 44555K138 PRIMARY | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| 44555K138 | 5/9 Secondary reference Mcmaster-Carr Supply Co |
| 44555K138 | 5/9 Secondary reference Mcmaster-Carr Supply Co |
| 04-21502 | 7/2 Vendor item drawing reference Department of Defense Project Manager-Mobile Electric Power |
| 10-52917 | 7/2 Vendor item drawing reference Mainstream Engineering Corp |
NSN 4730-01-592-8571 is a Tee,pipe, manufactured by Mcmaster-Carr Supply Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-592-8571 has 2 manufacturer part numbers on file: 10-52917 (Department of Defense Project Manager-Mobile Electric Power), 44555K138 (Mcmaster-Carr Supply Co).
Key specifications for 44555K138: Special Features: MATERIAL: BRASS IAW MANUFACTURERS COMMERCIAL PRACTICE; IDENTIFY IAW MIL-STD-130, METHOD OPTIONAL; INTERPRET DRAWING IAW ASME Y14.100; Part Name Assigned by Controlling Agency: FITTING, TEE 1/4 INCH ID IN; End Item Identification: 6115-01-561-7455. 0 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.