The Pneumatic Muffler,exhaust-Intake, cataloged under National Stock Number 4310-01-362-5305, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-362-5305 |
| Primary Part Number | 6689694 |
| Item Name | Pneumatic Muffler,exhaust-Intake |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Operating Position | UNIVERSAL |
| Inlet Location | CENTRALLY LOCATED IN END OF BODY |
| Coolant Type | AIR |
| Inlet Flange Mounting Provision Thread Direction | RIGHT-HAND |
| Design Type | DRY |
| Overall Diameter | 1.840 INCHES NOMINAL IN |
| Inlet Connection Quantity | 1 |
| Inlet Thread Location | EXTERNAL LOCATION NOT OTHERWISE SPECIFIED |
| Inlet Connection Type | THREADED LOCATION NOT OTHERWISE SPECIFIED |
| Thread Direction | RIGHT-HAND INLET |
| Body Shape | ROUND |
| Inlet Thread Series Designator | NPT LOCATION NOT OTHERWISE SPECIFIED |
| Material | ALUMINUM LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| 6689694 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| P02-3000PSI | 5/9 Secondary reference U.S. Government activity |
| 0316002 P02/3000PSI | 3/2 Design control — primary reference U.S. Government activity |
NSN 4310-01-362-5305 is a Pneumatic Muffler,exhaust-Intake, manufactured by Naval Sea Systems Command, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-362-5305 has 1 manufacturer part number on file: 6689694 (Naval Sea Systems Command).
Key specifications for 6689694: Operating Position: UNIVERSAL; Inlet Location: CENTRALLY LOCATED IN END OF BODY; Coolant Type: AIR; Inlet Flange Mounting Provision Thread Direction: RIGHT-HAND. 13 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.