The Stop,bellows, cataloged under National Stock Number 6620-01-021-9768, is classified within Federal Supply Class 6620 (Engine Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Honeywell International, Inc Div Aerospace-Tucson. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Stop,bellows |
| FSC / FSG | 6620 — Engine Instruments (FSG 66) |
| Manufacturers | Honeywell International, Inc Div Aerospace-Tucson (CAGE 64547) |
| Parameter | Value |
|---|---|
| NSN | 6620-01-021-9768 |
| Primary Part Number | 37859 |
| Item Name | Stop,bellows |
| FSC / FSG | 6620 / 66 — Engine Instruments |
| Manufacturer | Honeywell International, Inc Div Aerospace-Tucson |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 37859 PRIMARY | Honeywell International, Inc Div Aerospace-Tucson (USA) |
| Reference | Meaning |
|---|---|
| 37859 | 5/9 Secondary reference Honeywell International Inc. Div Aerospace - Torrance |
NSN 6620-01-021-9768 is a Stop,bellows, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 6620, Engine Instruments. Status: active.
NSN 6620-01-021-9768 has 1 manufacturer part number on file: 37859 (Honeywell International, Inc Div Aerospace-Tucson).
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.