The Retainer,disk,valve, cataloged under National Stock Number 4820-01-526-7420, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-526-7420 |
| Primary Part Number | 2605958000 |
| Item Name | Retainer,disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc |
| Status | ACTIVE |
| Material | STEEL COMP 316 |
| 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 |
|---|---|
| 12511389 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 2605958000 PRIMARY | Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc (USA) |
| DM057HU-1 | Zook Enterprises, Llc Div Zook (USA) |
NSN 4820-01-526-7420 is a Retainer,disk,valve, manufactured by Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-526-7420 has 3 manufacturer part numbers on file: 12511389 (U S Army Tank Automotive Command Amsta-Im-Mm), 2605958000 (Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc), DM057HU-1 (Zook Enterprises, Llc Div Zook).
Key specifications for 2605958000: Special Features: 0.500 INCH INLET AND OUTLET WITH 10,000 PSIG MAX IN; End Item Identification: NSN 4610-01-495-0046;WATER PURIFICATION EQUIPMENT SET; Material: STEEL COMP 316. 1 specification is 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.