The Valve,colorgage Indicator, cataloged under National Stock Number 4820-01-018-9071, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Kalmar AC Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-018-9071 |
| Primary Part Number | 74841827 |
| Item Name | Valve,colorgage Indicator |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Kalmar AC Inc |
| Status | ACTIVE |
| General Characteristics Item Description | 1000.0 PSI MAX OPERATING PRESSURE,200.0 DEG F MAX TEMP RATING,25.0 PSI INDICATOR SPRING SETTING,8.0 TO 12.0 PSI MAX FILTER PRESSURE DROP,WITH ALUMINUM MOUNTING SUBPLATE,SIX MOUNTING HOLES- 4 THD 10-24 N C,2 UNTHD 0.220 IN. DIA,O/A DIM 1.750 IN. SQ BY 2.000 IN. HIGH,INLET AND OUTLET THD FEMALE,1/8-27 NPT,MEDIA HYDRAULIC OILS,COOLANTS,LUBRICANTS,AND WATER GLYCOL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 74841827 | Kalmar AC Inc (USA) |
| Reference | Meaning |
|---|---|
| 909421-25 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-018-9071 is a Valve,colorgage Indicator, manufactured by Kalmar AC Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-018-9071 has 1 manufacturer part number on file: 74841827 (Kalmar AC Inc).
Key specifications for 74841827: General Characteristics Item Description: 1000.0 PSI MAX OPERATING PRESSURE,200.0 DEG F MAX TEMP RATING,25.0 PSI INDICATOR SPRING SETTING,8.0 TO 12.0 PSI MAX FILTER PRESSURE DROP,WITH ALUMINUM MOUNTING SUBPLATE,SIX MOUNTING HOLES- 4 THD 10-24 N C,2 UNTHD 0.220 IN. DIA,O/A DIM 1.750 IN. SQ BY 2.000 IN. HIGH,INLET AND OUTLET THD FEMALE,1/8-27 NPT,MEDIA HYDRAULIC OILS,COOLANTS,LUBRICANTS,AND WATER GLYCOL IN. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.