The Plug,gear, cataloged under National Stock Number 4730-00-421-3844, 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 Solar Turbines Incorporated Dba Solar Turbines Incorporated. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-421-3844 |
| Primary Part Number | 49937 |
| Item Name | Plug,gear |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Solar Turbines Incorporated Dba Solar Turbines Incorporated |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,AMS 6260,BLACK OXIDE FINISH,MIL-C-13924,CLASS I,0.735 IN. LG,0.564 IN. DIA,8 SPLINES COUNTERSINK 0.320 TO 0.360 IN. DIA X 59 TO 61 DEG 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 |
|---|---|
| 49937 PRIMARY | Solar Turbines Incorporated Dba Solar Turbines Incorporated (USA) |
| Reference | Meaning |
|---|---|
| 49937-1 | 5/9 Secondary reference Rtx Corporation Div Pratt & Whitney |
| 49937 | 5/9 Secondary reference Rtx Corporation Div Pratt & Whitney |
NSN 4730-00-421-3844 is a Plug,gear, manufactured by Solar Turbines Incorporated Dba Solar Turbines Incorporated, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-421-3844 has 1 manufacturer part number on file: 49937 (Solar Turbines Incorporated Dba Solar Turbines Incorporated).
Key specifications for 49937: General Characteristics Item Description: STEEL,AMS 6260,BLACK OXIDE FINISH,MIL-C-13924,CLASS I,0.735 IN. LG,0.564 IN. DIA,8 SPLINES COUNTERSINK 0.320 TO 0.360 IN. DIA X 59 TO 61 DEG IN. 1 specification is 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.