The Calibrator Set,magnetic Compass, cataloged under National Stock Number 6605-01-504-4636, is classified within Federal Supply Class 6605 (Navigational Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Firstmark Aerospace Corp. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6605-01-504-4636 |
| Primary Part Number | 8502950-904 |
| Item Name | Calibrator Set,magnetic Compass |
| FSC / FSG | 6605 / 66 — Navigational Instruments |
| Manufacturer | Firstmark Aerospace Corp |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Functional Description | USED TO GENERATE ACCURATE MAGNETIC HEADING REFERENCES, WHICH ARE USED TO CHARACTERIZE MAGNETIC AZIMUTH DETECTORS AND TO CALIBRATE AIRCRAFT COMPASS SYSTEMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 8502950-904 PRIMARY | Firstmark Aerospace Corp (USA) |
NSN 6605-01-504-4636 is a Calibrator Set,magnetic Compass, manufactured by Firstmark Aerospace Corp, classified under FSC 6605, Navigational Instruments. Status: active.
NSN 6605-01-504-4636 has 1 manufacturer part number on file: 8502950-904 (Firstmark Aerospace Corp).
Key specifications for 8502950-904: Criticality Code Justification: AGAV; Functional Description: USED TO GENERATE ACCURATE MAGNETIC HEADING REFERENCES, WHICH ARE USED TO CHARACTERIZE MAGNETIC AZIMUTH DETECTORS AND TO CALIBRATE AIRCRAFT COMPASS SYSTEMS; Part Name Assigned by Controlling Agency: MC-2000 MAGNETIC COMPASS CALIBRATOR TEST SET; End Item Identification: AVIONICS SUPPORT EQUIPMENT AND PARTS; MAGNETIC COMPASS; MC-2000 SITE ACTIVATION, NAV HEADING REF. 2 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.