The Ball,check, cataloged under National Stock Number 4820-01-420-2149, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Robert H Wager Co Inc. Government technical data includes 5 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-420-2149 |
| Primary Part Number | 829C |
| Item Name | Ball,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Robert H Wager Co Inc |
| Status | ACTIVE |
| Material | COPPER ALLOY |
| Spherical Diameter | 9.000 INCHES NOMINAL IN |
| Valve Model Number for Which Designed | 8-1398FB-S |
| Valve Design Control Activity | 79128 |
| Valve Size for Which Designed | 8.000 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 829C PRIMARY | Robert H Wager Co Inc (USA) |
| 8-1398FB-S ITEM 3 | Robert H Wager Co Inc (USA) |
| 8-139FB-S ITEM 3 | Robert H Wager Co Inc (USA) |
NSN 4820-01-420-2149 is a Ball,check, manufactured by Robert H Wager Co Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-420-2149 has 3 cross-referenced part numbers: 829C (Robert H Wager Co Inc), 8-1398FB-S ITEM 3 (Robert H Wager Co Inc), 8-139FB-S ITEM 3 (Robert H Wager Co Inc).
There is 1 known substitute for 4820-01-420-2149: 5210-00-221-2082. Verify interchangeability with system specifications before substitution.
Key specifications for 829C: Material: COPPER ALLOY; Spherical Diameter: 9.000 INCHES NOMINAL IN; End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS; Valve Model Number for Which Designed: 8-1398FB-S. 7 total characteristics are documented in the Federal Logistics Information System.