The Gage,pressure,dial Indicating, cataloged under National Stock Number 6620-01-478-7549, is classified within Federal Supply Class 6620 (Engine Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Ametek, Inc. Div Aerospace & Defense. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6620 — Engine Instruments (FSG 66) |
| Manufacturers | Ametek, Inc. Div Aerospace & Defense (CAGE 61349) |
| Parameter | Value |
|---|---|
| NSN | 6620-01-478-7549 |
| Primary Part Number | 162312 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6620 / 66 — Engine Instruments |
| Manufacturer | Ametek, Inc. Div Aerospace & Defense |
| 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 |
|---|---|
| 162312 PRIMARY | Ametek, Inc. Div Aerospace & Defense (USA) |
| Reference | Meaning |
|---|---|
| AMA/162312 | 5/1 Secondary reference Daimler Truck North America Llc |
| CU-3195-FP | D/9 Drawing number reference only Ametek, Inc. Div Aerospace & Defense |
NSN 6620-01-478-7549 is a Gage,pressure,dial Indicating, manufactured by Ametek, Inc. Div Aerospace & Defense, classified under FSC 6620, Engine Instruments. Status: active.
NSN 6620-01-478-7549 has 1 manufacturer part number on file: 162312 (Ametek, Inc. Div Aerospace & Defense).
1 possible match (shared part number, not a government interchangeability claim): 5325-01-724-0917. Verify interchangeability with system specifications before substitution.
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.