The Plate,mounting,antenna Cover, cataloged under National Stock Number 5985-01-200-7497, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Grove Valve Operations. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-200-7497 |
| Primary Part Number | 57210 |
| Item Name | Plate,mounting,antenna Cover |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Grove Valve Operations |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Mounting Facility Quantity | 2 |
| Overall Diameter | 4.125 INCHES NOMINAL IN |
| Mounting Facility Circle Radius | 1.688 INCHES NOMINAL IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Mounting Hole Diameter | 0.281 INCHES NOMINAL IN |
| Angle Between Adjacent Mounting Facilities in Deg | 180.0 |
| Basic Shape Style | CYLINDRICAL |
| Distance Between Mounting Facility Centers | 3.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Material | ALUMINUM |
| Mounting Hole Type | COUNTERSUNK |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 57210 PRIMARY | Grove Valve Operations (USA) |
NSN 5985-01-200-7497 is a Plate,mounting,antenna Cover, manufactured by Grove Valve Operations, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-200-7497 has 1 manufacturer part number on file: 57210 (Grove Valve Operations).
1 possible match (shared part number, not a government interchangeability claim): 1005-01-658-3419. Verify interchangeability with system specifications before substitution.
Key specifications for 57210: FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Mounting Facility Quantity: 2; Overall Diameter: 4.125 INCHES NOMINAL IN; Mounting Facility Circle Radius: 1.688 INCHES NOMINAL IN. 11 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.