The Gage,absolute Pressure,dial Indi, cataloged under National Stock Number 6685-00-900-0047, 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 Wika Holding Lp. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 6685-00-900-0047 |
| Primary Part Number | 61A1B0031 |
| Item Name | Gage,absolute Pressure,dial Indi |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Wika Holding Lp |
| Status | CANCELLED |
| Mounting Hole Quantity | 3 |
| Scale Accuracy | 0.066 PCT OF FULL SCALE |
| Scale Name | PRESSURE |
| Overall Diameter | 10.687 INCHES NOMINAL IN |
| Actuation Type | SINGLE BOURDON TUBE |
| Mounting Method | FLUSH |
| Scale Inscription/background Color | BLACK FIGURES ON WHITE BACKGROUND |
| Scale Smallest Increment | 0.05 INCHES OF MERCURY (INHG) IN |
| Connection Type | INTERNAL |
| Scale Range | +0.000 TO 31.500 INCHES OF MERCURY IN |
| Mounting Hole Diameter | 0.375 INCHES NOMINAL IN |
| Pointer Type | INDICATING |
| Adjustability | ADJUSTABLE |
| Scale Type | SINGLE |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 8-1/2 IN. DIA IN |
| Graduation Unit | 1.0 INCHES OF MERCURY IN |
| Bolt Circle Diameter | 9.812 INCHES NOMINAL IN |
| Connection Location | BOTTOM |
| Pointer Color | BLACK |
| Surface Treatment | ANODIZE CASE |
| Unable to Decode | UNABLE TO DECODE |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | ALUMINUM ACTUATING ELEMENT |
| Material | ALUMINUM CASE |
| Connection Quantity | 1 |
| Connection Size | 1/8 IN. NPT IN |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| FA129150 | Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA) |
| 61A1B0031 PRIMARY | Wika Holding Lp (USA) |
| FA129113 | Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA) |
| FA129140 | Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA) |
| Reference | Meaning |
|---|---|
| 7912572 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
| 61A1B0031 | 5/9 Secondary reference Siemens Water Technologies Corp. Div Wallace & Tiernan Products |
NSN 6685-00-900-0047 is a Gage,absolute Pressure,dial Indi, manufactured by Wika Holding Lp, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: cancelled.
NSN 6685-00-900-0047 has 4 manufacturer part numbers on file: FA129150 (Siemens Water Technologies Corp. Div Wallace & Tiernan Products), 61A1B0031 (Wika Holding Lp), FA129113 (Siemens Water Technologies Corp. Div Wallace & Tiernan Products), FA129140 (Siemens Water Technologies Corp. Div Wallace & Tiernan Products).
Key specifications for 61A1B0031: Mounting Hole Quantity: 3; Scale Accuracy: 0.066 PCT OF FULL SCALE; Scale Name: PRESSURE; Overall Diameter: 10.687 INCHES NOMINAL IN. 27 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.
NSN 6685-00-900-0047 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.