The Indicator,electrical Tachometer, cataloged under National Stock Number 6620-01-545-7156, is classified within Federal Supply Class 6620 (Engine Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Ametek Inc Dba Ametek Iscd Div Iscd. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 6620-01-545-7156 |
| Primary Part Number | 00078664-C61951 |
| Item Name | Indicator,electrical Tachometer |
| FSC / FSG | 6620 / 66 — Engine Instruments |
| Manufacturer | Ametek Inc Dba Ametek Iscd Div Iscd |
| 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 |
|---|---|
| 00078664-C61951 PRIMARY | Ametek Inc Dba Ametek Iscd Div Iscd (USA) |
| 1001238 | General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp (USA) |
| Reference | Meaning |
|---|---|
| 00041194-C61940 | 5/9 Secondary reference Ametek Inc Dba Ametek Iscd Div Iscd |
NSN 6620-01-545-7156 is a Indicator,electrical Tachometer, manufactured by Ametek Inc Dba Ametek Iscd Div Iscd, classified under FSC 6620, Engine Instruments. Status: active.
NSN 6620-01-545-7156 has 2 manufacturer part numbers on file: 00078664-C61951 (Ametek Inc Dba Ametek Iscd Div Iscd), 1001238 (General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp).
Key specifications for 00078664-C61951: Part Name Assigned by Controlling Agency: TACHOMETER; End Item Identification: 2320-01-519-8173 COUGAR 4X4 EOD VARIANT; 2355-01-532-2174 JOINT EOD RAPID RESPONSE VEHICLE (JERRV) 4X4 EOD VARIANT; 2355-01-532-2159 JOINT EOD RAPID RESPONSE VEHICLE (JERRV) 6X6 ENGINEER VARIANT; 2320-01-519-8172 COUGAR 6X6 ENGINEER; MRAP - COUGAR CAT1 A1; MRAP - COUGAR CAT2 A1. 0 specifications are 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.
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.