The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-677-1085, 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 Noshok Inc. Government technical data includes 25 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-677-1085 |
| Primary Part Number | 25-410-600-PSI-1/4-SSFF |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Noshok Inc |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Scale Accuracy | PLUS OR MINUS 1 PERCENT FULL SCALE |
| Scale Name | POUNDS PER SQUARE INCH |
| Overall Diameter | 2.95 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Mounting Method | FLANGE |
| Scale Inscription/background Color | WHITE BACKGROUND WITH BLACK SCALE |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 600.0 POUNDS PER SQUARE INCH LBS |
| Material Document and Classification | AISI 316 ASSN STD SINGLE MATERIAL RESPONSE ACTUATING ELEMENT |
| Mounting Hole Diameter | 0.14 INCHES NOMINAL IN |
| Scale Name for Which Pointer Is Designed | POUNDS PRESSURE |
| Pointer Type | INDICATING |
| Adjustability | NONADJUSTABLE |
| Scale Type | CIRCULAR |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 2.5 INCHES IN |
| Bolt Circle Diameter | 2.95 INCHES NOMINAL IN |
| Connection Location | BACK, CENTER |
| Pointer Color | BLACK |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | STEEL COMP 304 CASE |
| Material | STEEL COMP 316 ACTUATING ELEMENT |
| Connection Quantity | 1 |
| Connection Size | 1/4 INCH NPT, 316 STAINLESS STEEL IN |
| 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 |
|---|---|
| 25-410-600-PSI-1/4-SSFF PRIMARY | Noshok Inc (USA) |
| Reference | Meaning |
|---|---|
| MA280004-11 | 5/2 Secondary reference U.S. Government activity |
NSN 6685-01-677-1085 is a Gage,pressure,dial Indicating, manufactured by Noshok Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-677-1085 has 1 manufacturer part number on file: 25-410-600-PSI-1/4-SSFF (Noshok Inc).
Key specifications for 25-410-600-PSI-1/4-SSFF: Mounting Hole Quantity: 3; Scale Accuracy: PLUS OR MINUS 1 PERCENT FULL SCALE; Scale Name: POUNDS PER SQUARE INCH; Overall Diameter: 2.95 INCHES NOMINAL IN. 25 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.