The Siamese Connection,fire Hose, cataloged under National Stock Number 4210-01-233-2405, is classified within Federal Supply Class 4210 (Firefighting Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Elkhart Brass Manufacturing Company, Llc Div Elkhart Brass Manufacturing Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Siamese Connection,fire Hose |
| FSC / FSG | 4210 — Firefighting Equipment (FSG 42) |
| Manufacturers | Oshkosh Defense Llc (CAGE 75Q65); Elkhart Brass Manufacturing Company, Llc Div Elkhart Brass Manufacturing Company (CAGE 20266) |
| Parameter | Value |
|---|---|
| NSN | 4210-01-233-2405 |
| Primary Part Number | B-100-A |
| Item Name | Siamese Connection,fire Hose |
| FSC / FSG | 4210 / 42 — Firefighting Equipment |
| Manufacturer | Elkhart Brass Manufacturing Company, Llc Div Elkhart Brass Manufacturing Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 4210-01-233-2405 is a Siamese Connection,fire Hose, manufactured by Elkhart Brass Manufacturing Company, Llc Div Elkhart Brass Manufacturing Company, classified under FSC 4210, Firefighting Equipment. Status: active.
NSN 4210-01-233-2405 has 2 manufacturer part numbers on file: 1389450 (Oshkosh Defense Llc), B-100-A (Elkhart Brass Manufacturing Company, Llc Div Elkhart Brass Manufacturing Company).
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.