The Cooler,fluid,electronic Equipmen, cataloged under National Stock Number 5999-00-561-9151, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5999-00-561-9151 |
| Primary Part Number | E57111 |
| Item Name | Cooler,fluid,electronic Equipmen |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. |
| Status | ACTIVE |
| FSC Application Data | RADAR SET,NONAIRBORNE,EXCEPT FIRE CONTROL AND GUIDED MISSILES |
| Phase | THREE |
| AC Voltage Rating | 208.0 VOLTS NOMINAL AND 120.0 VOLTS NOMINAL |
| Pump Drive Type | DIRECT |
| Joint Electronics Type Designation System Item Type Number | HD-188/FPS-6 |
| Radiator Capacity Rating | 1.0 GALLONS |
| Joint Electronics Type Designation System Item Name | COOLER,LIQUID,ELECTRON TUBE |
| Electrical Power Source Relationship | OPERATING |
| Pump Capacity | 4.5 GALLONS PER MINUTE |
| Functional Description | COOLS THE MAGNETRON FOR THE TRANSMITTER T-338/FPS-6 |
| Frequency Rating | 60.0 HERTZ NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Weight | 649.0000 lbs |
| Cube | 30.5861 cu ft |
| Part Number | Manufacturer |
|---|---|
| E57111 PRIMARY | Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. (USA) |
| A7008266P1 | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| E57111 | 5/9 Secondary reference Howden Fluid Systems |
| HD-188/FPS-6 | 5/2 Secondary reference U.S. Government activity |
NSN 5999-00-561-9151 is a Cooler,fluid,electronic Equipmen, manufactured by Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc., classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-00-561-9151 has 2 manufacturer part numbers on file: E57111 (Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.), A7008266P1 (Lockheed Martin Corporation Div Rms).
Key specifications for E57111: FSC Application Data: RADAR SET,NONAIRBORNE,EXCEPT FIRE CONTROL AND GUIDED MISSILES; Phase: THREE; AC Voltage Rating: 208.0 VOLTS NOMINAL AND 120.0 VOLTS NOMINAL; Pump Drive Type: DIRECT. 11 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5999-00-561-9151 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.