The Indicator,humidity,plug, cataloged under National Stock Number 6685-01-304-0177, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Agm Container Controls Inc Dba Agm Container Controls Inc. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6685-01-304-0177 |
| Primary Part Number | TA351-5224201-1 |
| Item Name | Indicator,humidity,plug |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Agm Container Controls Inc Dba Agm Container Controls Inc |
| Status | ACTIVE |
| Width Across Flats | 1.380 INCHES NOMINAL IN |
| Desiccant Spot Humidity Percentage | 20.0 AND 30.0 AND 40.0 |
| Style Designator | PLUG |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| TA351-5224201-1 PRIMARY | Agm Container Controls Inc Dba Agm Container Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| TA351-5224201 | 5/9 Secondary reference Agm Container Controls Inc Dba Agm Container Controls Inc |
| 5224201-1 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
NSN 6685-01-304-0177 is a Indicator,humidity,plug, manufactured by Agm Container Controls Inc Dba Agm Container Controls Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-304-0177 has 1 manufacturer part number on file: TA351-5224201-1 (Agm Container Controls Inc Dba Agm Container Controls Inc).
Key specifications for TA351-5224201-1: Overall Height: 0.950 INCHES NOMINAL IN; Width Across Flats: 1.380 INCHES NOMINAL IN; Desiccant Spot Humidity Percentage: 20.0 AND 30.0 AND 40.0; Style Designator: PLUG. 4 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.