The Reservoir,coolanol, cataloged under National Stock Number 1270-00-355-2803, is classified within Federal Supply Class 1270 (Aircraft Gunnery Fire Control Components) of the Fire Control Equipment group. The manufacturer of record is Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1270-00-355-2803 |
| Primary Part Number | 581R319H01 |
| Item Name | Reservoir,coolanol |
| FSC / FSG | 1270 / 12 — Aircraft Gunnery Fire Control Components |
| Manufacturer | Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | 10.500 IN. LG,3.260 IN. DIA IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 581R319H01 PRIMARY | Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 322275P1 | 5/9 Secondary reference Howden Fluid Systems |
| 581R319H01 | 5/9 Secondary reference Howden Fluid Systems |
NSN 1270-00-355-2803 is a Reservoir,coolanol, manufactured by Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc., classified under FSC 1270, Aircraft Gunnery Fire Control Components. Status: active.
NSN 1270-00-355-2803 has 1 manufacturer part number on file: 581R319H01 (Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.).
Key specifications for 581R319H01: General Characteristics Item Description: 10.500 IN. LG,3.260 IN. DIA IN; End Item Identification: POD,TYPE AN/ASQ-153. 1 specification is 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.
NSN 1270-00-355-2803 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.