The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-437-8111, 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 General Motors Llc Dba General Motors Llc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-437-8111 |
| Primary Part Number | 191193 |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| Connection Style | SWIVEL NUT INVERTED FLARE (TUBE) FIRST END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES FIRST END IN |
| Nominal Thread Size | 0.437 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPT SECOND 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 |
|---|---|
| 191193 | General Dynamics Land Systems Canadacorp (CAN) |
| 191193 PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 191193 | 5/2 Secondary reference U.S. Government activity |
| 191193 | 5/9 Secondary reference General Motors Corp Balance Engineering Activity |
| 191193 | 3/9 Design control — primary reference General Motors Corp |
NSN 4730-01-437-8111 is a Adapter,straight,pipe to Tube, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-437-8111 has 2 manufacturer part numbers on file: 191193 (General Dynamics Land Systems Canadacorp), 191193 (General Motors Llc Dba General Motors Llc).
Key specifications for 191193: Connection Style: SWIVEL NUT INVERTED FLARE (TUBE) FIRST END; Connection Type: THREADED INTERNAL TUBE FIRST END; Nominal Outside Diameter Tube Accommodated: 0.250 INCHES FIRST END IN; Nominal Thread Size: 0.437 INCHES FIRST END IN. 7 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.