The Ball,check, cataloged under National Stock Number 4820-01-414-5608, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker Hannifin Corporation Div Hydraulic Filter Division, Fairey Arlon Operations. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-414-5608 |
| Primary Part Number | 86.37.135.21 |
| Item Name | Ball,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker Hannifin Corporation Div Hydraulic Filter Division, Fairey Arlon Operations |
| Status | ACTIVE |
| Valve Size for Which Designed | 2.000 INCHES IN |
| Valve Design Control Activity | 61363 |
| Pressure Class | ERR-060 |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 86.37.135.21 | Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division (USA) |
| 86.37.135.21 PRIMARY | Parker Hannifin Corporation Div Hydraulic Filter Division, Fairey Arlon Operations (USA) |
| Reference | Meaning |
|---|---|
| 194.28.001.03 | 5/9 Secondary reference Parker Hannifin Corporation Div Hydraulic Filter Division, Fairey Arlon Operations |
NSN 4820-01-414-5608 is a Ball,check, manufactured by Parker Hannifin Corporation Div Hydraulic Filter Division, Fairey Arlon Operations, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-414-5608 has 2 manufacturer part numbers on file: 86.37.135.21 (Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division), 86.37.135.21 (Parker Hannifin Corporation Div Hydraulic Filter Division, Fairey Arlon Operations).
Key specifications for 86.37.135.21: Valve Size for Which Designed: 2.000 INCHES IN; Part Name Assigned by Controlling Agency: BALL; Valve Design Control Activity: 61363; End Item Identification: NAVY WEAPON SYSTEM, USNS HENRY J. KAISER CLASS TAO. 4 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.