The Gear Assembly,speed Decreaser, cataloged under National Stock Number 3010-00-908-6599, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Honeywell International, Inc Div Aerospace-Tucson. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 3010-00-908-6599 |
| Primary Part Number | 537186-4 |
| Item Name | Gear Assembly,speed Decreaser |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Honeywell International, Inc Div Aerospace-Tucson |
| Status | ACTIVE |
| Output Shaft Quantity | 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 537186-4 PRIMARY | Honeywell International, Inc Div Aerospace-Tucson (USA) |
| 35507-1 PRIMARY | Orbit International Corp. Div Orbit Instrument (USA) |
| Reference | Meaning |
|---|---|
| GH3306-1 | 5/2 Secondary reference U.S. Government activity |
| 537186-4 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
| 537186-4 | 5/9 Secondary reference Honeywell International Inc. Div Aerospace - Torrance |
| A427-1 | 5/9 Secondary reference U.S. Government activity |
| B59040-4 | 5/9 Secondary reference Washington Scientific Industries Inc |
NSN 3010-00-908-6599 is a Gear Assembly,speed Decreaser, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-908-6599 has 2 manufacturer part numbers on file: 537186-4 (Honeywell International, Inc Div Aerospace-Tucson), 35507-1 (Orbit International Corp. Div Orbit Instrument).
1 possible match (shared part number, not a government interchangeability claim): 4320-01-373-0581. Verify interchangeability with system specifications before substitution.
Key specifications for 537186-4: Output Shaft Quantity: 1. 1 specification is 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.
NSN 3010-00-908-6599 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.