The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-343-8978, 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 Siemens Water Technologies Corp. Div Wallace & Tiernan Products. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6685-01-343-8978 |
| Primary Part Number | 62C-4C-0010X |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Siemens Water Technologies Corp. Div Wallace & Tiernan Products |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Mounting Hole Diameter | 0.196 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 62C-4C-0010X PRIMARY | Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA) |
| 62C-4C-0010X | Wika Holding Lp (USA) |
| Reference | Meaning |
|---|---|
| 1455AS200-1 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 6685-01-343-8978 is a Gage,pressure,dial Indicating, manufactured by Siemens Water Technologies Corp. Div Wallace & Tiernan Products, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-343-8978 has 2 manufacturer part numbers on file: 62C-4C-0010X (Siemens Water Technologies Corp. Div Wallace & Tiernan Products), 62C-4C-0010X (Wika Holding Lp).
Key specifications for 62C-4C-0010X: Mounting Hole Quantity: 3; Mounting Hole Diameter: 0.196 INCHES NOMINAL IN; End Item Identification: SPECIAL ACFT AND ENG TOOLS,SUPPORT EQUIP AND PARTS. 2 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.