The Seat,valve, cataloged under National Stock Number 4820-00-673-7913, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Alten Foundry and Machine Works Inc. Government technical data includes 4 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-673-7913 |
| Primary Part Number | P1-3 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Alten Foundry and Machine Works Inc |
| Status | ACTIVE |
| Seating Surface Shape | FLAT |
| Style Designator | PLAIN |
| Material | STEEL OVERALL |
| Body Outside Diameter | 0.749 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| P1-3 | Alten Foundry and Machine Works Inc (USA) |
| 1478879PC4 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| P1-A1 PC 4 | Alten Foundry and Machine Works Inc (USA) |
NSN 4820-00-673-7913 is a Seat,valve, manufactured by Alten Foundry and Machine Works Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-673-7913 has 3 cross-referenced part numbers: P1-3 (Alten Foundry and Machine Works Inc), 1478879PC4 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), P1-A1 PC 4 (Alten Foundry and Machine Works Inc).
There are 9 known substitutes for 4820-00-673-7913: 3110-00-156-5068, 4710-00-278-2222, 5930-00-323-0972 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for P1-3: Seating Surface Shape: FLAT; Style Designator: PLAIN; Material: STEEL OVERALL; Overall Height: 0.500 INCHES NOMINAL IN. 5 total characteristics are documented in the Federal Logistics Information System.