The Flame Arrester,ventilation-Exhau, cataloged under National Stock Number 2040-01-510-7240, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Robert H Wager Co Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 2040-01-510-7240 |
| Primary Part Number | SCRN-6-30M |
| Item Name | Flame Arrester,ventilation-Exhau |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Robert H Wager Co Inc |
| Status | ACTIVE |
| Housing Material | COPPER |
| 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 |
|---|---|
| 6-1700FBM-M ITEM 4 | Robert H Wager Co Inc (USA) |
| SCRN-6-30M PRIMARY | Robert H Wager Co Inc (USA) |
| 6-1600WSS-M ITEM 2 | Robert H Wager Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 6-1600WSS-M | D/9 Drawing number reference only Robert H Wager Co Inc |
| 6-1700FBM-M | D/9 Drawing number reference only Robert H Wager Co Inc |
NSN 2040-01-510-7240 is a Flame Arrester,ventilation-Exhau, manufactured by Robert H Wager Co Inc, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-510-7240 has 3 manufacturer part numbers on file: 6-1700FBM-M ITEM 4 (Robert H Wager Co Inc), SCRN-6-30M (Robert H Wager Co Inc), 6-1600WSS-M ITEM 2 (Robert H Wager Co Inc).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-511-0898, 4820-01-511-0901. Verify interchangeability with system specifications before substitution.
Key specifications for SCRN-6-30M: Overall Length: 11.687 INCHES NOMINAL IN; Overall Width: 10.625 INCHES NOMINAL IN; End Item Identification: VENT CHECK VALVE; Housing Material: COPPER. 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.