The Seat,valve, cataloged under National Stock Number 4820-01-220-5650, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Crane Co Div Valve Div. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, 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 | 4820-01-220-5650 |
| Primary Part Number | S1613 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Crane Co Div Valve Div |
| Status | ACTIVE |
| Thread Quantity Per Inch | 11-1/2 SINGLE THREADED PORTION |
| Body Inside Diameter | 2.625 INCHES NOMINAL IN |
| Seat Angle in Deg | 45.000 NOMINAL |
| Flange Seat to Disk End Height | 0.700 INCHES NOMINAL IN |
| Material | NICKEL ALLOY OVERALL |
| Style Designator | THREADED FLANGED |
| Flange Diameter | 3.860 INCHES NOMINAL IN |
| Under Flange Height | 0.800 INCHES NOMINAL IN |
| Seating Surface Shape | ANGULAR |
| Thread Length | 0.700 INCHES NOMINAL SINGLE THREADED PORTION IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| DR-33512 PART 3 | Crane Co Div Valve Div (USA) |
| DR-33512-H | Crane Co Div Valve Div (USA) |
| S1613 PRIMARY | Crane Co Div Valve Div (USA) |
NSN 4820-01-220-5650 is a Seat,valve, manufactured by Crane Co Div Valve Div, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-220-5650 has 3 cross-referenced part numbers: DR-33512 PART 3 (Crane Co Div Valve Div), DR-33512-H (Crane Co Div Valve Div), S1613 (Crane Co Div Valve Div).
There are 8 known substitutes for 4820-01-220-5650: 5306-00-423-8120, 5910-01-037-3422, 4820-01-214-9007 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for S1613: Thread Quantity Per Inch: 11-1/2 SINGLE THREADED PORTION; Body Inside Diameter: 2.625 INCHES NOMINAL IN; Seat Angle in Deg: 45.000 NOMINAL; Flange Seat to Disk End Height: 0.700 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.