The Reducer,hose,fire Fighting, cataloged under National Stock Number 4210-01-104-9998, is classified within Federal Supply Class 4210 (Firefighting Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4210-01-104-9998 |
| Item Name | Reducer,hose,fire Fighting |
| FSC / FSG | 4210 / 42 — Firefighting Equipment |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 GASKET |
| Connection Style | GASKET SEAL (HOSE) FIRST END |
| Connection Style | PLAIN (HOSE) SECOND END |
| Nominal Overall Length | 1.406 INCHES IN |
| Connection Type | THREADED INTERNAL HOSE FIRST END |
| Connection Type | THREADED EXTERNAL HOSE SECOND END |
| Nominal Thread Size | 1.500 INCHES FIRST END IN |
| Nominal Thread Size | 1.000 INCHES SECOND END IN |
| Specification/standard Data | 81349-MIL-C-52404 GOVERNMENT SPECIFICATION |
| Thread Quantity Per Inch | 8 SECOND END |
| Thread Quantity Per Inch | 9 FIRST END |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NH SECOND END |
| Thread Series Designator | NH FIRST END |
| Reducer Type | CONCENTRIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 13218E0470-24 | 3/2 Design control — primary reference U.S. Government activity |
| 1904A7507 | 5/9 Secondary reference Maxim Industries Inc |
| 337-1-1/2 | 5/9 Secondary reference Akron Brass Company |
| 1904A7507-18 | 5/9 Secondary reference De Laval Turbine Canada Ltd |
| MIL-C-52404 | 4/1 Identification reference U.S. Government activity |
| 0337-00-0-1-01-025 | 3/9 Design control — primary reference Akron Brass Company |
| 836-1904A7507-18 | 5/9 Secondary reference De Laval Turbine Canada Ltd |
NSN 4210-01-104-9998 is a Reducer,hose,fire Fighting, classified under FSC 4210, Firefighting Equipment. Status: active.
Key specifications for 4210-01-104-9998: Furnished Items and Quantity: 1 GASKET; Connection Style: GASKET SEAL (HOSE) FIRST END; Connection Style: PLAIN (HOSE) SECOND END; Nominal Overall Length: 1.406 INCHES IN. 15 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.