The Gage,pressure,dial Indicating, cataloged under National Stock Number 6620-01-181-0302, is classified within Federal Supply Class 6620 (Engine Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Prime Technology Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Prime Technology Llc (CAGE 0BHF9); Phaostron Instrument and Electronic Company (CAGE 77221) |
| Parameter | Value |
|---|---|
| NSN | 6620-01-181-0302 |
| Primary Part Number | 2150A3185BA1048 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6620 / 66 — Engine Instruments |
| Manufacturer | Prime Technology Llc |
| 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 |
|---|---|
| 2150A3185BA1048 | Prime Technology Llc (USA) |
| 1001-19089 | Phaostron Instrument and Electronic Company (USA) |
| Reference | Meaning |
|---|---|
| G-749 | 3/9 Design control — primary reference L3 Technologies, Inc. |
| 2150VB420DCMA | 5/9 Secondary reference Prime Technology Llc |
| 2150VB420DCMA | 5/9 Secondary reference U.S. Government activity |
NSN 6620-01-181-0302 is a Gage,pressure,dial Indicating, manufactured by Prime Technology Llc, classified under FSC 6620, Engine Instruments. Status: active.
NSN 6620-01-181-0302 has 2 manufacturer part numbers on file: 2150A3185BA1048 (Prime Technology Llc), 1001-19089 (Phaostron Instrument and Electronic Company).
1 possible match (shared part number, not a government interchangeability claim): 5220-01-686-9875. 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.