The Nipple,pipe, cataloged under National Stock Number 4730-01-161-2671, 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 Mid-State Sales, Inc. Div Defense Products Group. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-161-2671 |
| Primary Part Number | BS34R-44 |
| Item Name | Nipple,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Mid-State Sales, Inc. Div Defense Products Group |
| Status | ACTIVE |
| Connection Style | INVERTED FLARE (PIPE) SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Nominal Overall Length | 1.160 INCHES IN |
| Connection Type | THREADED EXTERNAL PIPE ALL ENDS |
| Style Designator | SHORT |
| Nominal Thread Size | 0.250 INCHES ALL ENDS IN |
| Seat Angle | 30.0 DEGREES SECOND END |
| Material | STEEL OVERALL |
| Thread Series Designator | NPTF SECOND END |
| Thread Series Designator | NPSM FIRST 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 |
|---|---|
| BS34R-44 | Mid-State Sales, Inc. Div Defense Products Group (USA) |
| Reference | Meaning |
|---|---|
| 4M-4MS | 3/9 Design control — primary reference Contitech Usa, Inc. |
| 4M-4MS | 5/9 Secondary reference Anchor Swan Corp Sub of Amerace Corp |
NSN 4730-01-161-2671 is a Nipple,pipe, manufactured by Mid-State Sales, Inc. Div Defense Products Group, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-161-2671 has 1 manufacturer part number on file: BS34R-44 (Mid-State Sales, Inc. Div Defense Products Group).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-197-8138. Verify interchangeability with system specifications before substitution.
Key specifications for BS34R-44: Connection Style: INVERTED FLARE (PIPE) SECOND END; Connection Style: PLAIN (PIPE) FIRST END; Nominal Overall Length: 1.160 INCHES IN; Connection Type: THREADED EXTERNAL PIPE ALL ENDS. 10 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.