The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-032-9969, is classified within Federal Supply Class 6680 (Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Siemens Energy, Inc.. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-032-9969 |
| Primary Part Number | PM-3600D |
| Item Name | Indicator,sight,liquid |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Siemens Energy, Inc. |
| Status | ACTIVE |
| Furnished Data | LIQUID LEVEL |
| Data Furnishing Method | CLEAR WINDOW |
| Distance Between Mounting Facility Centers | 6.000 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Sight Diameter | 0.750 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 |
|---|---|
| PM-3600D PRIMARY | Siemens Energy, Inc. (USA) |
| CW-2300BA PIECE 639 | DC Fabricators Inc (USA) |
| Reference | Meaning |
|---|---|
| CW-2300BA PIECE 639 | 5/9 Secondary reference Siemens Energy, Inc. |
NSN 6680-01-032-9969 is a Indicator,sight,liquid, manufactured by Siemens Energy, Inc., classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-032-9969 has 2 manufacturer part numbers on file: PM-3600D (Siemens Energy, Inc.), CW-2300BA PIECE 639 (DC Fabricators Inc).
Key specifications for PM-3600D: Furnished Data: LIQUID LEVEL; Data Furnishing Method: CLEAR WINDOW; Distance Between Mounting Facility Centers: 6.000 INCHES NOMINAL IN; Material: COPPER ALLOY. 5 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.