The Auxiliary Mount Pum, cataloged under National Stock Number 4730-01-647-9992, 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 Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Auxiliary Mount Pum |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (CAGE 61208); Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors (CAGE 1EPQ7) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-647-9992 |
| Primary Part Number | KS528 |
| Item Name | Auxiliary Mount Pum |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors |
| Status | ACTIVE |
| 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 |
|---|---|
| 37760 | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA) |
| KS528 PRIMARY | Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors (USA) |
| Reference | Meaning |
|---|---|
| XB6243 | D/9 Drawing number reference only Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic |
NSN 4730-01-647-9992 is a Auxiliary Mount Pum, manufactured by Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-647-9992 has 2 manufacturer part numbers on file: 37760 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), KS528 (Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors).
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.