The Valve,foot, cataloged under National Stock Number 4820-00-018-3077, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is WS Darley & Co Div Ohler Pump. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-018-3077 |
| Primary Part Number | A420 |
| Item Name | Valve,foot |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | WS Darley & Co Div Ohler Pump |
| Status | CANCELLED |
| Material | IRON CAST BODY |
| Material | IRON CAST SEAT |
| Body Style | LOW OR MEDIUM PRESSURE (SCREWED) |
| Media for Which Designed | WATER, FRESH |
| Material | STEEL STEM |
| First End Nominal Thread Size | 0.375 INCHES IN |
| End Connection Quantity | 1 |
| First End Style Designator | PLAIN |
| First End Nominal Pipe Size Accommodated | 3.000 INCHES IN |
| First End Thread Class | 3A A |
| Flow Control Device | DISK, LIFT |
| First End Thread Series Designator | NPT |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1673900 | Itt Marlow a Unit of Itt Pumps and Compressors Div (USA) |
| C5-45-2598 | Edgewood Chemical Biological Center Ecbc (USA) |
| A420 PRIMARY | WS Darley & Co Div Ohler Pump (USA) |
| C43654 | Davey Compressor Co Div of Keco Industries Inc (USA) |
| 16739 | Itt Marlow a Unit of Itt Pumps and Compressors Div (USA) |
NSN 4820-00-018-3077 is a Valve,foot, manufactured by WS Darley & Co Div Ohler Pump, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-018-3077 has 5 cross-referenced part numbers: 1673900 (Itt Marlow a Unit of Itt Pumps and Compressors Div), C5-45-2598 (Edgewood Chemical Biological Center Ecbc), A420 (WS Darley & Co Div Ohler Pump), C43654 (Davey Compressor Co Div of Keco Industries Inc), 16739 (Itt Marlow a Unit of Itt Pumps and Compressors Div).
There are 5 known substitutes for 4820-00-018-3077: 5315-00-101-8648, 4720-00-202-6454, 5330-00-444-2602 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for A420: Material: IRON CAST BODY; Material: IRON CAST SEAT; Body Style: LOW OR MEDIUM PRESSURE (SCREWED); Media for Which Designed: WATER, FRESH. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-018-3077 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.