The Disk,valve, cataloged under National Stock Number 4820-00-036-1901, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Ashcroft Inc Dba Heise. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-036-1901 |
| Primary Part Number | 87172 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Ashcroft Inc Dba Heise |
| Status | CANCELLED |
| Material | STEEL |
| Outside Diameter | 2.270 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 87172 PRIMARY | Ashcroft Inc Dba Heise (USA) |
NSN 4820-00-036-1901 is a Disk,valve, manufactured by Ashcroft Inc Dba Heise, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-036-1901 has 1 cross-referenced part number: 87172 (Ashcroft Inc Dba Heise).
There are 3 known substitutes for 4820-00-036-1901: 2915-00-506-3560, 2810-00-955-1018, 5995-01-605-5132. Verify interchangeability with system specifications before substitution.
Key specifications for 87172: Material: STEEL; Outside Diameter: 2.270 INCHES NOMINAL IN; Overall Height: 2.812 INCHES NOMINAL IN. 3 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-036-1901 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.