The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-448-0122, 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 Bellofram Corporation. Government technical data includes 29 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-448-0122 |
| Primary Part Number | D6464-M001 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Bellofram Corporation |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Scale Accuracy | 1/2 OF 1 PCT ENTIRE RANGE |
| Scale Name | PRESSURE |
| Overall Diameter | 6.313 INCHES NOMINAL IN |
| Actuation Type | SINGLE BOURDON TUBE |
| Mounting Method | FLUSH PANEL |
| Scale Inscription/background Color | BLACK FIGURES ON WHITE BACKGROUND |
| Scale Smallest Increment | 2.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Connection Type | INTERNAL |
| Scale Range | +0.000 TO 600.000 POUNDS PRESSURE PER SQUARE INCH LBS |
| Material Document and Classification | AISI 316 ASSN STD SINGLE MATERIAL RESPONSE ACTUATING ELEMENT |
| Mounting Hole Diameter | 0.219 INCHES NOMINAL IN |
| Pointer Type | INDICATING |
| Adjustability | ADJUSTABLE |
| Scale Type | SINGLE |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 4-1/2 IN. DIA IN |
| Graduation Unit | 50.0 POUNDS PER SQUARE INCH LBS |
| Bolt Circle Diameter | 5.688 INCHES NOMINAL IN |
| Connection Location | LOWER BACK |
| Color | BLACK CASE |
| Pointer Color | BLACK |
| Surface Treatment | PAINT EPOXY CASE |
| Material | STEEL CASE |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | STEEL COMP 316 ACTUATING ELEMENT |
| Connection Quantity | 1 |
| Bezel Type | HINGE |
| Connection Size | PER AND-10050-4 |
| 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 |
|---|---|
| 19-9012627-67 | Aerojet Rocketdyne of De, Inc (USA) |
| D6464-M001 PRIMARY | Bellofram Corporation (USA) |
| Reference | Meaning |
|---|---|
| 4 1-2 210-3SSFMH7-16-20LBF600 | 5/9 Secondary reference Aai Corporation Div Mississippi Operations |
| 4 1-2 210-3SSFMH7-16-20LBF600 | C/1 Advisory reference — outside the item-of-supply concept Bellofram Corporation |
| 0309-5012 | 5/9 Secondary reference U.S. Government activity |
| 4 1-2 210-3SSFMH7-16-20LBF600 | C/1 Advisory reference — outside the item-of-supply concept Testek Llc Dba Testek Solutions |
| KWG46-600 | 5/9 Secondary reference Desco Corp Marsh Bellofram Div |
| 4 1-2 210-3SSFMH7-16-20LBF600 | 5/9 Secondary reference Desco Corp Marsh Bellofram Div |
| 0309-5010 | 5/9 Secondary reference U.S. Government activity |
NSN 6685-00-448-0122 is a Gage,pressure,dial Indicating, manufactured by Bellofram Corporation, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-00-448-0122 has 2 manufacturer part numbers on file: 19-9012627-67 (Aerojet Rocketdyne of De, Inc), D6464-M001 (Bellofram Corporation).
Key specifications for D6464-M001: Mounting Hole Quantity: 3; Scale Accuracy: 1/2 OF 1 PCT ENTIRE RANGE; Scale Name: PRESSURE; Overall Diameter: 6.313 INCHES NOMINAL IN. 29 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.