The Indicator,humidity,plug, cataloged under National Stock Number 6685-01-055-2777, 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 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-055-2777 |
| Primary Part Number | TA358-12277771 |
| 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 | 1.375 INCHES NOMINAL IN |
| Desiccant Spot Humidity Percentage | 50.0 |
| End Connection Type | THREADED EXTERNAL, PLAIN SINGLE END |
| Style Designator | PLUG |
| Material | ALUMINUM ALLOY 2024 |
| 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 |
|---|---|
| TA358-12277771 PRIMARY | Agm Container Controls Inc Dba Agm Container Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| 10188387 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 12277771 | C/1 Advisory reference — outside the item-of-supply concept U S Army Tank Automotive Command Amsta-Im-Mm |
| 12277771 | 5/9 Secondary reference Drs Sustainment Systems, Inc. |
NSN 6685-01-055-2777 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 6685-01-055-2777 has 1 manufacturer part number on file: TA358-12277771 (Agm Container Controls Inc Dba Agm Container Controls Inc).
Key specifications for TA358-12277771: Overall Height: 0.625 INCHES NOMINAL IN; Width Across Flats: 1.375 INCHES NOMINAL IN; Desiccant Spot Humidity Percentage: 50.0; End Connection Type: THREADED EXTERNAL, PLAIN SINGLE END. 5 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.