The Retainer, cataloged under National Stock Number 5955-00-075-2028, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Retainer |
| FSC / FSG | 5955 — Oscillators and Piezoelectric Crystals (FSG 59) |
| Parameter | Value |
|---|---|
| NSN | 5955-00-075-2028 |
| Item Name | Retainer |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Reference | Meaning |
|---|---|
| 21883 | 3/9 Design control — primary reference Whittaker Corp Whittaker Electronic Systems Div |
NSN 5955-00-075-2028 is a Retainer, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5999-00-552-7934. 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.