The Seat,valve, cataloged under National Stock Number 4820-00-471-8356, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Zurn Industries Inc Wilkins Regulator Co Div. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-471-8356 |
| Primary Part Number | 507-12 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Zurn Industries Inc Wilkins Regulator Co Div |
| Status | ACTIVE |
| Body Inside Diameter | 0.500 INCHES NOMINAL IN |
| Seating Surface Shape | FLAT |
| Style Designator | PLAIN |
| Material | RUBBER SILICONE OVERALL |
| Body Outside Diameter | 2.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-471-8356 is a Seat,valve, manufactured by Zurn Industries Inc Wilkins Regulator Co Div, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-471-8356 has 2 cross-referenced part numbers: 507-12 (Zurn Industries Inc Wilkins Regulator Co Div), 507-12 (The Wilkins Co Inc).
There are 8 known substitutes for 4820-00-471-8356: 6220-00-841-9321, 2805-00-955-7501, 4730-01-037-4152 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 507-12: Body Inside Diameter: 0.500 INCHES NOMINAL IN; Seating Surface Shape: FLAT; Style Designator: PLAIN; Material: RUBBER SILICONE OVERALL. 6 total characteristics are documented in the Federal Logistics Information System.