The Valve,check, cataloged under National Stock Number 4820-00-983-6193, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Corporation Dba Eaton Inoac Div Eaton. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-983-6193 |
| Primary Part Number | 170304 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Eaton Corporation Dba Eaton Inoac Div Eaton |
| Status | CANCELLED |
| Connection Type | UNTHREADED INTERNAL PIPE FIRST END |
| Disk Loading Method | SPRING |
| Style Designator | STRAIGHT THRU |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| Connection Style | SOCKET WITH BRAZING RING (PIPE) FIRST END |
| Valve Operation Method | AUTOMATIC |
| Nominal Pipe Size Accommodated | 0.250 INCHES FIRST END IN |
| Flow Control Device | DISK |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 170304 | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
| 170304L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| SS845-2110231ASSYM | Naval Ship Systems Command (USA) |
| 2620-908X5ASSYML1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 2620-908X5ASSYM | John Evans' Sons, Incorporated (USA) |
| 2621-908-05ASSYIBAL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 2621-908-05ASSYIBA | John Evans' Sons, Incorporated (USA) |
| 2621-908-05ASSYIB1-4IN | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 2621-908-05ASSYIBA | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 2621-908-05ASSYIB1-4IN | John Evans' Sons, Incorporated (USA) |
| 2621-908-05ASSYIB1-4INL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 2620-908X5ASSYM | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| SS845-2110231ASSYML1 | Naval Inventory Control Point Mechanicsburg (USA) |
NSN 4820-00-983-6193 is a Valve,check, manufactured by Eaton Corporation Dba Eaton Inoac Div Eaton, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-983-6193 has 13 cross-referenced part numbers: 170304 (Eaton Corporation Dba Eaton Inoac Div Eaton), 170304L1 (Naval Inventory Control Point Mechanicsburg), SS845-2110231ASSYM (Naval Ship Systems Command), 2620-908X5ASSYML1 (Naval Inventory Control Point Mechanicsburg), 2620-908X5ASSYM (John Evans' Sons, Incorporated) and 8 more.
There is 1 known substitute for 4820-00-983-6193: 5815-00-498-8163. Verify interchangeability with system specifications before substitution.
Key specifications for 170304: Connection Type: UNTHREADED INTERNAL PIPE FIRST END; Disk Loading Method: SPRING; Style Designator: STRAIGHT THRU; Criticality Code Justification: ZZZY. 9 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-983-6193 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.