The Seat,valve, cataloged under National Stock Number 4820-01-049-8709, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-049-8709 |
| Primary Part Number | 51172N08K-183 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| Status | ACTIVE |
| Material | RUBBER BUNA N FACE |
| Material | COPPER ALLOY BODY |
| Criticality Code Justification | FEAT |
| Body Inside Diameter | 3.031 INCHES NOMINAL IN |
| Flange Diameter | 3.750 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 51172-N183 | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| 51172N08K-183 PRIMARY | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| 1084-201 | Prince Valve Inc (USA) |
NSN 4820-01-049-8709 is a Seat,valve, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-049-8709 has 3 cross-referenced part numbers: 51172-N183 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc), 51172N08K-183 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc), 1084-201 (Prince Valve Inc).
There are 2 known substitutes for 4820-01-049-8709: 3040-01-288-3735, 5342-01-735-4797. Verify interchangeability with system specifications before substitution.
Key specifications for 51172N08K-183: Material: RUBBER BUNA N FACE; Material: COPPER ALLOY BODY; Special Features: WEAPON SYSTEM ESSENTIAL; Criticality Code Justification: FEAT. 8 total characteristics are documented in the Federal Logistics Information System.