The Head,cylinder,compressor, cataloged under National Stock Number 4310-00-561-5437, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-561-5437 |
| Primary Part Number | K270558 |
| Item Name | Head,cylinder,compressor |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc |
| Status | ACTIVE |
| FSC Application Data | COMPRESSOR43105282886 |
| General Characteristics Item Description | ALUMINUM ALLOY,6 MOUNTING HOLES FOR 8-32 SCREW |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| K270558 PRIMARY | Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc (USA) |
| 831229 | Grindley Manufacturing Inc. (USA) |
| Reference | Meaning |
|---|---|
| 270558 | 5/9 Secondary reference Kidde-Fenwal, Llc |
| 270558 | 5/9 Secondary reference Davey Compressor Co Div of Keco Industries Inc |
| K270558 | 3/9 Design control — primary reference Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. |
NSN 4310-00-561-5437 is a Head,cylinder,compressor, manufactured by Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-00-561-5437 has 2 manufacturer part numbers on file: K270558 (Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc), 831229 (Grindley Manufacturing Inc.).
Key specifications for K270558: FSC Application Data: COMPRESSOR43105282886; General Characteristics Item Description: ALUMINUM ALLOY,6 MOUNTING HOLES FOR 8-32 SCREW. 2 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.
NSN 4310-00-561-5437 has DEMIL Code Q. 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.