The Nut,tube Coupling, cataloged under National Stock Number 4730-00-019-3450, 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 Dana Off Highway Products, Llc. Government technical data includes 13 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-00-019-3450 |
| Primary Part Number | PGF949711 |
| Item Name | Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Dana Off Highway Products, Llc |
| Status | ACTIVE |
| Length to Shoulder | 0.641 INCHES NOMINAL IN |
| Width Across Flats | 1.750 INCHES NOMINAL IN |
| Thread Series | UN |
| Seat Angle | 45.00 DEGREES NOMINAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.500 INCHES IN |
| Nut Height | 0.875 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Nut Style | TUBE COUPLING |
| Thread Class | 2B |
| Thread Quantity Per Inch | 16 |
| Smallest Inside Diameter | 1.133 INCHES NOMINAL IN |
| Nominal Tube Outside Diameter | 1.125 INCHES IN |
| 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 |
|---|---|
| PGF949711 | Dana Off Highway Products, Llc (USA) |
| 8327193 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 108-10518 | 5/9 Secondary reference Dana Corp Weatherhead Div |
| 193450 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| PGF949711 | 5/9 Secondary reference Vme Americas Inc Sub of Vme Group N V |
| 108-10518 | C/1 Advisory reference — outside the item-of-supply concept Danfoss Power Solutions II, Llc |
| 8105X18 | 3/9 Design control — primary reference Dana Corp Weatherhead Div |
| 193450 | 5/9 Secondary reference General Motors Corp |
| 8105X18 | C/1 Advisory reference — outside the item-of-supply concept Danfoss Power Solutions II, Llc |
NSN 4730-00-019-3450 is a Nut,tube Coupling, manufactured by Dana Off Highway Products, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-019-3450 has 2 manufacturer part numbers on file: PGF949711 (Dana Off Highway Products, Llc), 8327193 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 4310-01-508-9033. Verify interchangeability with system specifications before substitution.
Key specifications for PGF949711: Length to Shoulder: 0.641 INCHES NOMINAL IN; Width Across Flats: 1.750 INCHES NOMINAL IN; Thread Series: UN; Seat Angle: 45.00 DEGREES NOMINAL. 13 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.