The Flame Arrester,ventilation-Exhau, cataloged under National Stock Number 2040-01-663-0102, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Tate Andale, Llc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 2040-01-663-0102 |
| Primary Part Number | 52-40S-2.5IN |
| Item Name | Flame Arrester,ventilation-Exhau |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Tate Andale, Llc |
| Status | ACTIVE |
| Mounting Hole Quantity | 1 |
| Mounting Method | WELDED |
| Connection Type | WELDED OR SIL-BRAZED |
| Material Document and Classification | ASTM B61 C92200 ASSN STD SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Hole Diameter | 2.50 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 |
|---|---|
| 024211231K | Tate Andale, Llc (USA) |
| 52-40S-2.5IN PRIMARY | Tate Andale, Llc (USA) |
| Reference | Meaning |
|---|---|
| 33970 52-40S-2.5IN | D/9 Drawing number reference only Tate Andale, Llc |
NSN 2040-01-663-0102 is a Flame Arrester,ventilation-Exhau, manufactured by Tate Andale, Llc, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-663-0102 has 2 manufacturer part numbers on file: 024211231K (Tate Andale, Llc), 52-40S-2.5IN (Tate Andale, Llc).
Key specifications for 52-40S-2.5IN: Mounting Hole Quantity: 1; Mounting Method: WELDED; Connection Type: WELDED OR SIL-BRAZED; Material Document and Classification: ASTM B61 C92200 ASSN STD SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED. 5 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.