The Tee,pipe, cataloged under National Stock Number 4730-01-327-5231, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-327-5231 |
| Item Name | Tee,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Furnished Items and Quantity | 3 BRAZING RING |
| Nominal Pipe Size Accommodated | 2.000 INCHES FIRST END IN |
| Nominal Pipe Size Accommodated | 2.000 INCHES THIRD END IN |
| Nominal Pipe Size Accommodated | 1.500 INCHES SECOND END IN |
| Connection Style | STREAMLINED W/ ONE BRAZING RING (PIPE) FIRST END |
| Connection Style | STREAMLINED W/ ONE BRAZING RING (PIPE) SECOND END |
| Connection Style | STREAMLINED W/ ONE BRAZING RING (PIPE) THIRD END |
| Connection Type | UNTHREADED INTERNAL PIPE FIRST END |
| Connection Type | UNTHREADED INTERNAL PIPE THIRD END |
| Connection Type | UNTHREADED INTERNAL PIPE SECOND END |
| Leg Length | 2.062 INCHES NOMINAL SECOND END IN |
| Leg Length | 2.130 INCHES NOMINAL FIRST END IN |
| Leg Length | 2.130 INCHES NOMINAL THIRD END IN |
| Specification/standard Data | 81349--1183/9-468-A GOVERNMENT SPECIFICATION |
| Material | COPPER ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 4676101 | D/9 Drawing number reference only U.S. Government activity |
| M1183/9-468A | 2/2 Government specification standardization U.S. Government activity |
| MIL-DTL-1183/9 | 4/1 Identification reference U.S. Government activity |
| M1183/9-468-G | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 509-4676101 ITEM F2 | 5/1 Secondary reference U.S. Government activity |
| 509-4676091 ITEM F16 | 5/1 Secondary reference U.S. Government activity |
| 17-00-4012 | 5/1 Secondary reference U.S. Government activity |
NSN 4730-01-327-5231 is a Tee,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-327-5232, 4730-01-496-8178. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-327-5231: Furnished Items and Quantity: 3 BRAZING RING; Nominal Pipe Size Accommodated: 2.000 INCHES FIRST END IN; Nominal Pipe Size Accommodated: 2.000 INCHES THIRD END IN; Nominal Pipe Size Accommodated: 1.500 INCHES SECOND END IN. 15 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.