The Ring,lantern, cataloged under National Stock Number 4320-01-237-6157, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Carver Pump Company. Government technical data includes 4 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4320-01-237-6157 |
| Primary Part Number | 676-1476-512 |
| Item Name | Ring,lantern |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Carver Pump Company |
| Status | ACTIVE |
| Outside Diameter | 1.274 INCHES MINIMUM AND 1.286 INCHES MAXIMUM IN |
| Inside Diameter | 0.814 INCHES MINIMUM AND 0.826 INCHES MAXIMUM IN |
| Height | 0.346 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN |
| Material | PLASTIC POLYCHLOROTRIFLUOROETHYLENE 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 |
|---|---|
| 676-1476-512 PRIMARY | Carver Pump Company (USA) |
| Reference | Meaning |
|---|---|
| 294 0066 000 | D/9 Drawing number reference only Aurora Pump a Unit of General Signal Corp |
| 676-1476-509 | 5/9 Secondary reference Aurora Pump a Unit of General Signal Corp |
| 676-1470-209 | C/1 Advisory reference — outside the item-of-supply concept Aurora Pump a Unit of General Signal Corp |
| 722 1961 000 PIECE 44 | 5/9 Secondary reference Aurora Pump a Unit of General Signal Corp |
| 5-0BG | 5/9 Secondary reference Aurora Pump a Unit of General Signal Corp |
NSN 4320-01-237-6157 is a Ring,lantern, manufactured by Carver Pump Company, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-237-6157 has 1 manufacturer part number on file: 676-1476-512 (Carver Pump Company).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-338-6657. Verify interchangeability with system specifications before substitution.
Key specifications for 676-1476-512: Outside Diameter: 1.274 INCHES MINIMUM AND 1.286 INCHES MAXIMUM IN; Inside Diameter: 0.814 INCHES MINIMUM AND 0.826 INCHES MAXIMUM IN; Height: 0.346 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN; End Item Identification: AURORA PUMP MODEL APCO 15T PUMP. 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.