The Manometer,vertical Tube, cataloged under National Stock Number 6685-00-068-6901, 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 Mission Systems Orchard Park Inc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-068-6901 |
| Primary Part Number | FS8314-1 |
| Item Name | Manometer,vertical Tube |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Mission Systems Orchard Park Inc |
| Status | ACTIVE |
| Zero Adjuster | PROVIDED |
| Equalizing Valve | NOT PROVIDED |
| Scale Smallest Increment | 0.1 INCHES IN |
| Receptacle Type | WELL |
| Indicating Liquid | NOT PROVIDED |
| Scale Range | +0.0 TO 12.0 INCHES IN |
| Operating Pressure | 350.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Connection Location | TOP AND LOWER BACK |
| Parallax Eliminating Feature | NOT PROVIDED |
| Control Valve | NOT PROVIDED |
| Mounting Provision for Which Designed | FLUSH PANEL |
| Thread Size and Series/type Designator | 0.250 NPT |
| 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 |
|---|---|
| FS8314-1 | Mission Systems Orchard Park Inc (USA) |
| FS8313-2 | Mission Systems Orchard Park Inc (USA) |
| 62A116D11 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 62A116D11 | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| 32364-1 | 3/9 Design control — primary reference Dieterich Standard Corp Sub of Dover Corp |
NSN 6685-00-068-6901 is a Manometer,vertical Tube, manufactured by Mission Systems Orchard Park Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-00-068-6901 has 3 manufacturer part numbers on file: FS8314-1 (Mission Systems Orchard Park Inc), FS8313-2 (Mission Systems Orchard Park Inc), 62A116D11 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
1 possible match (shared part number, not a government interchangeability claim): 1720-00-072-8679. Verify interchangeability with system specifications before substitution.
Key specifications for FS8314-1: Zero Adjuster: PROVIDED; Equalizing Valve: NOT PROVIDED; Scale Smallest Increment: 0.1 INCHES IN; Receptacle Type: WELL. 12 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.