The Cylinder Sleeve, cataloged under National Stock Number 4310-01-004-3605, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions. Government technical data includes 19 specifications, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-004-3605 |
| Primary Part Number | H32543A |
| Item Name | Cylinder Sleeve |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions |
| Status | ACTIVE |
| Groove Radius Depth | 0.110 INCHES NOMINAL IN |
| Flange Thickness | 0.945 INCHES NOMINAL IN |
| Design Type | DRY |
| Largest Outside Diameter Width Under Flange | 0.625 INCHES NOMINAL IN |
| Largest Outside Diameter Under Flange | 7.650 INCHES NOMINAL IN |
| Body Outside Diameter | 7.740 INCHES MINIMUM AND 7.870 INCHES MAXIMUM IN |
| Top Intake Port | NOT INCLUDED |
| Style Designator | WET, RELIEVED, THREE SEAL GROOVES |
| Top Inside Chamfer | NOT INCLUDED |
| Valve Recess | NOT INCLUDED |
| Body Length | 4.437 INCHES NOMINAL IN |
| Intake Hole | NOT INCLUDED |
| Grooved Portion Outside Diameter | 7.740 INCHES NOMINAL IN |
| Bottom Inside Chamfer | NOT INCLUDED |
| Bore Diameter | 7.125 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| Flange Outside Diameter | 7.870 INCHES NOMINAL IN |
| Groove Width | 0.180 INCHES NOMINAL IN |
| Grooved Portion Width | 1.563 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| H32543A | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| H32543A | 3/9 Design control — primary reference Siemens Energy, Inc. Dba Dresser-Rand |
| H32543A | 5/9 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| H32543A | 5/9 Secondary reference U.S. Government activity |
| 37560927 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 4310-01-004-3605 is a Cylinder Sleeve, manufactured by Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-004-3605 has 1 manufacturer part number on file: H32543A (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions).
Key specifications for H32543A: Groove Radius Depth: 0.110 INCHES NOMINAL IN; Flange Thickness: 0.945 INCHES NOMINAL IN; Design Type: DRY; Largest Outside Diameter Width Under Flange: 0.625 INCHES NOMINAL IN. 19 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.
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.