The Tuned Cavity Subassembly, cataloged under National Stock Number 5895-00-014-7978, is classified within Federal Supply Class 5895 (Miscellaneous Communication Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5895-00-014-7978 |
| Item Name | Tuned Cavity Subassembly |
| FSC / FSG | 5895 / 58 — Miscellaneous Communication Equipment |
| Status | ACTIVE |
| Component Type and Quantity | 8 NUT |
| Overall Diameter | 4.125 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | N |
| Unit of Issue | EA |
| Acquisition advice code | YL |
| Reference | Meaning |
|---|---|
| 334-521 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5895-00-014-7978 is a Tuned Cavity Subassembly, classified under FSC 5895, Miscellaneous Communication Equipment. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 6650-00-489-8108, 2590-01-155-5140, 5305-01-331-9601. Verify interchangeability with system specifications before substitution.
Key specifications for 5895-00-014-7978: Component Type and Quantity: 8 NUT; Overall Diameter: 4.125 INCHES NOMINAL IN; Overall Length: 8.941 INCHES NOMINAL IN; Special Features: PLUNGER 2,FLANGE 1. 2 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.