The Screen,poppet Shimm, cataloged under National Stock Number 1620-00-520-4639, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Screen,poppet Shimm |
| FSC / FSG | 1620 — Aircraft Landing Gear Components (FSG 16) |
| Parameter | Value |
|---|---|
| NSN | 1620-00-520-4639 |
| Item Name | Screen,poppet Shimm |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Reference | Meaning |
|---|---|
| 451782 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1620-00-520-4639 is a Screen,poppet Shimm, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5330-00-936-8913. 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.
NSN 1620-00-520-4639 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.