The Wiper,spool, cataloged under National Stock Number 4820-01-097-7654, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps). The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Wiper,spool |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Komatsu America Corp. (CAGE 0SAT8); Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps) (CAGE 30781); Dressta North America Ltd (CAGE 45RP7) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-097-7654 |
| Primary Part Number | C1778 |
| Item Name | Wiper,spool |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps) |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 634148C1 | Komatsu America Corp. (USA) |
| C1778 PRIMARY | Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps) (USA) |
| 634148C1 | Dressta North America Ltd (USA) |
| Reference | Meaning |
|---|---|
| 634148C1 | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
| 634148C1 | 5/9 Secondary reference U.S. Government activity |
| 634148C1 | 5/9 Secondary reference Komatsu American Intl Co |
NSN 4820-01-097-7654 is a Wiper,spool, manufactured by Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps), classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-097-7654 has 3 manufacturer part numbers on file: 634148C1 (Komatsu America Corp.), C1778 (Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps)), 634148C1 (Dressta North America Ltd).
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.