The Cylinder,jacking,automatic Sprin, cataloged under National Stock Number 4210-00-352-0629, is classified within Federal Supply Class 4210 (Firefighting Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa. Government technical data includes 6 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4210-00-352-0629 |
| Primary Part Number | 2849F |
| Item Name | Cylinder,jacking,automatic Sprin |
| FSC / FSG | 4210 / 42 — Firefighting Equipment |
| Manufacturer | Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa |
| Status | ACTIVE |
| Lower Cylinder Diameter | 16.750 INCHES NOMINAL IN |
| Material Document and Classification | N,46-B-8 MIL SPEC SINGLE MATERIAL RESPONSE |
| Piston Lift Distance | 3.000 INCHES NOMINAL IN |
| Upper Cylinder Diameter | 9.000 INCHES NOMINAL IN |
| Stuffing Box | NOT INCLUDED |
| Material | COPPER ALLOY 922 |
| 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 |
|---|---|
| 2849F PRIMARY | Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (USA) |
| Reference | Meaning |
|---|---|
| 5201S4803-2808 | 5/2 Secondary reference U.S. Government activity |
NSN 4210-00-352-0629 is a Cylinder,jacking,automatic Sprin, manufactured by Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa, classified under FSC 4210, Firefighting Equipment. Status: active.
NSN 4210-00-352-0629 has 1 manufacturer part number on file: 2849F (Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa).
Key specifications for 2849F: Lower Cylinder Diameter: 16.750 INCHES NOMINAL IN; Material Document and Classification: N,46-B-8 MIL SPEC SINGLE MATERIAL RESPONSE; Piston Lift Distance: 3.000 INCHES NOMINAL IN; Upper Cylinder Diameter: 9.000 INCHES NOMINAL IN. 6 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.