The Pneumatic Muffler,exhaust-Intake, cataloged under National Stock Number 4330-01-360-8030, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. The manufacturer of record is Parker Hannifin Corp. Government technical data includes 16 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-360-8030 |
| Primary Part Number | 9955-12-371H |
| Item Name | Pneumatic Muffler,exhaust-Intake |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Parker Hannifin Corp |
| Status | ACTIVE |
| Outlet Thread Size | 1/2-14 LOCATION NOT OTHERWISE SPECIFIED |
| Outlet Connection Quantity | 1 |
| Coolant Type | AIR |
| Design Type | DRY |
| Overall Diameter | 20.0 MILLIMETERS NOMINAL MM |
| Outlet Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Outlet Thread Series Designator | NPT LOCATION NOT OTHERWISE SPECIFIED |
| Thread Location | EXTERNAL FIRST OUTLET |
| Tube Quantity | 1 |
| Body Shape | ROUND |
| Unable to Decode | UNABLE TO DECODE |
| Thread Size | 01-02-14 FIRST OUTLET FLANGE MOUNTING PROVISION |
| Outlet Projection Length | 4.0 MILLIMETERS NOMINAL LOCATION NOT OTHERWISE SPECIFIED MM |
| Outlet Connection Type | THREADED LOCATION NOT OTHERWISE SPECIFIED |
| Outlet Location | BOTTOM SIDE |
| Outlet Flange Mounting Provision Thread Series Designator | NPT |
| 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 |
|---|---|
| 9955-12-371H PRIMARY | Parker Hannifin Corp (USA) |
NSN 4330-01-360-8030 is a Pneumatic Muffler,exhaust-Intake, manufactured by Parker Hannifin Corp, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-360-8030 has 1 manufacturer part number on file: 9955-12-371H (Parker Hannifin Corp).
Key specifications for 9955-12-371H: Outlet Thread Size: 1/2-14 LOCATION NOT OTHERWISE SPECIFIED; Outlet Connection Quantity: 1; Coolant Type: AIR; Design Type: DRY. 16 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.