The Ring,lantern, cataloged under National Stock Number 4320-01-196-4997, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Guill Tool & Engineering Co Inc Div Guill Defense. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-196-4997 |
| Primary Part Number | 73719-03X1 PIECE 4 |
| Item Name | Ring,lantern |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Guill Tool & Engineering Co Inc Div Guill Defense |
| Status | ACTIVE |
| Outside Diameter | 19.650 INCHES NOMINAL IN |
| Inside Diameter | 17.687 INCHES NOMINAL 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 |
|---|---|
| 73719-03X1 PIECE 4 PRIMARY | Guill Tool & Engineering Co Inc Div Guill Defense (USA) |
| Reference | Meaning |
|---|---|
| SSBN608-203-1955607 PIECE 4 | 5/2 Secondary reference U.S. Government activity |
| 73719-03X1 PIECE 4 | 5/9 Secondary reference U.S. Government activity |
| SSBN608-203-1956607 PIECE 4 | 5/2 Secondary reference U.S. Government activity |
NSN 4320-01-196-4997 is a Ring,lantern, manufactured by Guill Tool & Engineering Co Inc Div Guill Defense, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-196-4997 has 1 manufacturer part number on file: 73719-03X1 PIECE 4 (Guill Tool & Engineering Co Inc Div Guill Defense).
Key specifications for 73719-03X1 PIECE 4: Outside Diameter: 19.650 INCHES NOMINAL IN; Inside Diameter: 17.687 INCHES NOMINAL IN. 2 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.