The Proportioner,foam Liquid,line Ty, cataloged under National Stock Number 4210-01-339-3535, is classified within Federal Supply Class 4210 (Firefighting Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Kidde Fire Fighting, Inc. Div National Foam. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4210-01-339-3535 |
| Primary Part Number | 1233-7973-2 |
| Item Name | Proportioner,foam Liquid,line Ty |
| FSC / FSG | 4210 / 42 — Firefighting Equipment |
| Manufacturer | Kidde Fire Fighting, Inc. Div National Foam |
| Status | ACTIVE |
| General Characteristics Item Description | BRASS AND STAINLESS STEEL,ASTM B584 ALLOY 83600;SIZE 4.0 IN.;250 PSI;150 LB FLANGE ENDS;2.0 IN. INTERNAL NPT FOAM INLET;CALIBRATED AT 6 PERCENT A/U;10.0 IN. FACE TO FACE DISTANCE LBS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1233-7973-2 PRIMARY | Kidde Fire Fighting, Inc. Div National Foam (USA) |
| Reference | Meaning |
|---|---|
| 1233-7973-2 | 3/9 Design control — primary reference National Foam Inc Dba National Foam Div National Foam |
NSN 4210-01-339-3535 is a Proportioner,foam Liquid,line Ty, manufactured by Kidde Fire Fighting, Inc. Div National Foam, classified under FSC 4210, Firefighting Equipment. Status: active.
NSN 4210-01-339-3535 has 1 manufacturer part number on file: 1233-7973-2 (Kidde Fire Fighting, Inc. Div National Foam).
Key specifications for 1233-7973-2: General Characteristics Item Description: BRASS AND STAINLESS STEEL,ASTM B584 ALLOY 83600;SIZE 4.0 IN.;250 PSI;150 LB FLANGE ENDS;2.0 IN. INTERNAL NPT FOAM INLET;CALIBRATED AT 6 PERCENT A/U;10.0 IN. FACE TO FACE DISTANCE LBS. 1 specification is 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.