The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-581-2146, 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 Naval Inventory Control Point Mechanicsburg. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-581-2146 |
| Primary Part Number | 28-90405MKA1KCP |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Scale Range | +0.0 TO 1000.0 POUNDS PER SQUARE INCH LBS |
| Reference Number Differentiating Characteristics | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 28-90405MKA1KCP | Naval Inventory Control Point Mechanicsburg (USA) |
| 21-19878 FIND NO 38CP | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 21-19878 FIND NO 38 | 5/1 Secondary reference U.S. Government activity |
| 28-90405MKA1K | 3/1 Design control — primary reference U.S. Government activity |
NSN 6685-01-581-2146 is a Gage,pressure,dial Indicating, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-581-2146 has 2 manufacturer part numbers on file: 28-90405MKA1KCP (Naval Inventory Control Point Mechanicsburg), 21-19878 FIND NO 38CP (Naval Inventory Control Point Mechanicsburg).
Key specifications for 28-90405MKA1KCP: Criticality Code Justification: ZZZY; Scale Range: +0.0 TO 1000.0 POUNDS PER SQUARE INCH LBS; Special Features: PT-304; Part Name Assigned by Controlling Agency: PRESSURE GAGE, 0-1000 PSI. 3 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.