The Indicator,electrical Tachometer, cataloged under National Stock Number 6620-00-557-3023, is classified within Federal Supply Class 6620 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6620-00-557-3023 |
| Primary Part Number | MILI25623TYPEMU1 |
| Item Name | Indicator,electrical Tachometer |
| FSC / FSG | 6620 / 66 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Presentation Type | DIAL |
| Individual Marking | PERCENT RPM |
| Supplementary Features | TECH ORDER 1C-135(K)-4 FIG 584 |
| Pointer Type | INDICATING SINGLE POINTER |
| Scale Range | +0.1 TO 110.0 PERCENT REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE |
| Length | 5.000 INCHES NOMINAL IN |
| Current Type | AC |
| Contact Quantity | 3 |
| Electrical Connection Quantity | 1 |
| Electrical Connection Identifying Number | MS33678-10SL-3P |
| Diameter | 2.000 INCHES NOMINAL IN |
| Contact Type | PIN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MILI25623TYPEMU1 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 6620PL1308400 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| MIL-I-25623 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MU-1 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 6620-00-557-3023 is a Indicator,electrical Tachometer, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 6620 (No Item Name Available). Status: active.
NSN 6620-00-557-3023 has 4 cross-referenced part numbers: MILI25623TYPEMU1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 6620PL1308400 (Jednolity Indeks Materialowy - Uniform Material Index), MIL-I-25623 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MU-1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 12 known substitutes for 6620-00-557-3023: 6620-00-515-4541, 6620-00-515-4542, 6620-00-526-5003 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MILI25623TYPEMU1: Presentation Type: DIAL; Individual Marking: PERCENT RPM; Supplementary Features: TECH ORDER 1C-135(K)-4 FIG 584; Pointer Type: INDICATING SINGLE POINTER. 15 total characteristics are documented in the Federal Logistics Information System.