The Indicator Simulated, cataloged under National Stock Number 6930-00-500-6948, is classified within Federal Supply Class 6930 (Operation Training Devices) of the Training Aids and Devices group. The manufacturer of record is Malwin Electronics Corp.. Government technical data includes 4 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. 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 | 6930-00-500-6948 |
| Primary Part Number | 1557-1000 |
| Item Name | Indicator Simulated |
| FSC / FSG | 6930 / 69 — Operation Training Devices |
| Manufacturer | Malwin Electronics Corp. |
| Status | ACTIVE |
| Length | 3.250 INCHES NOMINAL IN |
| Depth | 8.500 INCHES MAXIMUM IN |
| Width | 3.250 INCHES NOMINAL IN |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY SOURCE CONTROL DRAWING NUMBER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1557-1000 | Malwin Electronics Corp. (USA) |
| 3150250-917-101 | Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (USA) |
NSN 6930-00-500-6948 is a Indicator Simulated, manufactured by Malwin Electronics Corp., classified under FSC 6930, Operation Training Devices. Status: active.
NSN 6930-00-500-6948 has 2 manufacturer part numbers on file: 1557-1000 (Malwin Electronics Corp.), 3150250-917-101 (Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems).
1 possible match (shared part number, not a government interchangeability claim): 2040-01-459-1030. Verify interchangeability with system specifications before substitution.
Key specifications for 1557-1000: Length: 3.250 INCHES NOMINAL IN; Special Features: ELECTRICAL CONNECTOR CENTRALLY MOUNTED-1,HAND OPERATED KNOB-1,SIMULATED INDICATOR SHALL BE OF DUAL SERVO TYPE USING POSITIONAL FEEDBACK TO SEPARATELY DRIVE A DIAL AND POINTER,FLANGE WIDE 3.160 IN.NOM,INPUT PWR-115 VAC PORM 3 VAC,400 HZ PORM 10 HZ ROUND DIAL FACE,SQ MTG AND FLANGE PANEL MOUNTED-FOUR MTG HOLES,0.170 IN.NOM DIA,OTHERWISE SHALL COMPLY W/PERFORMANCE REQUIREMENTS OF OPERATIONAL INSTRUMENT,AIRSPEED MACH INDICATOR,TYPE AVU-25/A;INCLUDING MATERIAL AND PARTS,ELECTRICAL DESIGN,CONSTRUCTION,WEIGHT,COLOR,FINISH;POINTER QTY:1;FUNCTIONAL DESCRIPTION:SIMULATES F-15 MACH AND AIRSPEED INDICATOR FOR F-15 FLIGHT TRAINER;RELATIONSHIP TO SIMILAR EQUIPMENT:SIMILAR TO AIRSPEED MACH INDICATOR,SERVO CORP P/N 40-414-2 VAC; Depth: 8.500 INCHES MAXIMUM IN; Width: 3.250 INCHES NOMINAL IN. 4 specifications are 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.
NSN 6930-00-500-6948 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.