The Rod,delrin, cataloged under National Stock Number 4820-01-250-5855, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Ain Plastics Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Rod,delrin |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Ain Plastics Inc (CAGE 090R7); Nytef Plastics Ltd (CAGE 4B915) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-250-5855 |
| Primary Part Number | AF DE-588 4 IN DIA X 2 FT LG |
| Item Name | Rod,delrin |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Ain Plastics Inc |
| 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 |
|---|---|
| AF DE-588 4 IN DIA X 2 FT LG PRIMARY | Ain Plastics Inc (USA) |
| AF DE-588 4IN DIA X 2FT LG | Nytef Plastics Ltd (USA) |
| Reference | Meaning |
|---|---|
| AF DE-588 | 5/9 Secondary reference Du Pont E I De Nemours and Co Inc Polymer Products - Industrial Polymers Div |
NSN 4820-01-250-5855 is a Rod,delrin, manufactured by Ain Plastics Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-250-5855 has 2 manufacturer part numbers on file: AF DE-588 4 IN DIA X 2 FT LG (Ain Plastics Inc), AF DE-588 4IN DIA X 2FT LG (Nytef Plastics Ltd).
1 possible match (shared part number, not a government interchangeability claim): 9390-01-264-6826. Verify interchangeability with system specifications before substitution.
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.