The Indicator,rate of Flow, cataloged under National Stock Number 6620-00-555-3992, is classified within Federal Supply Class 6620 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Joint Electronics Type Designation System. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6620-00-555-3992 |
| Primary Part Number | EFU-2/A |
| Item Name | Indicator,rate of Flow |
| FSC / FSG | 6620 / 66 — No Item Name Available |
| Manufacturer | Joint Electronics Type Designation System |
| Status | ACTIVE |
| Scale Range | +0.0 TO 5000.0 POUNDS PER HOUR SINGLE INDICATOR SINGLE SCALE LBS |
| Dial Outside Diameter | 1.750 INCHES NOMINAL IN |
| Individual Marking | FUEL FLOW; PPH X 1000 |
| Features Provided | HERMETICALLY SEALED CASE |
| Pointer Type | INDICATING SINGLE POINTER |
| Supplementary Features | TECH ORDER 5L6-2-10-34 |
| Mounting Facility Type and Quantity | 1 CLAMP |
| Electrical Connection Identifying Number | MC14H-13-12PN OR EQUAVALENT |
| Phase | SINGLE |
| Electrical Connection Quantity | 1 |
| Usage Design | RATE OF FLOW |
| Contact Type | PIN |
| Length | 6.125 INCHES NOMINAL IN |
| Presentation Type | DIAL |
| Diameter | 2.000 INCHES NOMINAL IN |
| Current Type | AC |
| AC Voltage Rating | 115.0 VOLTS NOMINAL |
| Frequency Rating | 400.0 HERTZ NOMINAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| EFU-2/A | Joint Electronics Type Designation System (USA) |
| MIL-I-26299 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 6620-00-555-3992 is a Indicator,rate of Flow, manufactured by Joint Electronics Type Designation System, classified under FSC 6620 (No Item Name Available). Status: active.
NSN 6620-00-555-3992 has 2 cross-referenced part numbers: EFU-2/A (Joint Electronics Type Designation System), MIL-I-26299 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 8 known substitutes for 6620-00-555-3992: 6620-00-160-0844, 6620-00-678-1935, 6620-00-800-5579 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for EFU-2/A: Scale Range: +0.0 TO 5000.0 POUNDS PER HOUR SINGLE INDICATOR SINGLE SCALE LBS; Part Name Assigned by Controlling Agency: FUEL MASS FLOWMETER INDICATOR; Dial Outside Diameter: 1.750 INCHES NOMINAL IN; Individual Marking: FUEL FLOW; PPH X 1000. 20 total characteristics are documented in the Federal Logistics Information System.