The Ring,lantern, cataloged under National Stock Number 4320-00-375-4907, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Weil Pump Co Inc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-375-4907 |
| Primary Part Number | S1215PC9 |
| Item Name | Ring,lantern |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Weil Pump Co Inc |
| Status | ACTIVE |
| Outside Diameter | 1.484 INCHES NOMINAL IN |
| Inside Diameter | 1.031 INCHES NOMINAL IN |
| Height | 0.438 INCHES NOMINAL IN |
| Material | COPPER ALLOY OVERALL |
| 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 |
|---|---|
| S1215PC9 PRIMARY | Weil Pump Co Inc (USA) |
| 903 PRIMARY | Weil Pump Co Inc (USA) |
| N903 PRIMARY | Weil Pump Co Inc (USA) |
| A622PC9 PRIMARY | Weil Pump Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 4700-3115641PC9 | 3/2 Design control — primary reference U.S. Government activity |
| 4700-3114838PC9 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4320-00-375-4907 is a Ring,lantern, manufactured by Weil Pump Co Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-375-4907 has 4 manufacturer part numbers on file: S1215PC9 (Weil Pump Co Inc), 903 (Weil Pump Co Inc), N903 (Weil Pump Co Inc), A622PC9 (Weil Pump Co Inc).
2 possible matches (shared part number, not a government interchangeability claim): 4330-01-116-7252, 4820-01-116-7802. Verify interchangeability with system specifications before substitution.
Key specifications for S1215PC9: Outside Diameter: 1.484 INCHES NOMINAL IN; Inside Diameter: 1.031 INCHES NOMINAL IN; Height: 0.438 INCHES NOMINAL IN; Special Features: W/SIX HOLES DRILLED 60 DEG APART THROUGH PERIPHERY. 4 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.