The Indicator,angle, cataloged under National Stock Number 6320-01-558-1990, is classified within Federal Supply Class 6320 (Shipboard Alarm and Signal Systems) of the Alarm, Signal, and Security Detection Systems group. The manufacturer of record is Tulsa Winch, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6320-01-558-1990 |
| Primary Part Number | A450606 |
| Item Name | Indicator,angle |
| FSC / FSG | 6320 / 63 — Shipboard Alarm and Signal Systems |
| Manufacturer | Tulsa Winch, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A450606 PRIMARY | Tulsa Winch, Inc. (USA) |
| Reference | Meaning |
|---|---|
| A450606 | 5/9 Secondary reference Gerald L. Greer Company, Inc. Dba Greer |
| BA590 | 3/9 Design control — primary reference Gerald L. Greer Company, Inc. Dba Greer |
NSN 6320-01-558-1990 is a Indicator,angle, manufactured by Tulsa Winch, Inc., classified under FSC 6320, Shipboard Alarm and Signal Systems. Status: active.
NSN 6320-01-558-1990 has 1 manufacturer part number on file: A450606 (Tulsa Winch, Inc.).
Key specifications for A450606: End Item Identification: CRA MN HST 20TN 0-50 FPM AUX HST 5TN 0-200 FPM. 0 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.