The Switch,code Indicating Wheel, cataloged under National Stock Number 5930-00-237-5355, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Airlite Plastics Co Div Airlite Plastics Co. Pa Division. Government technical data includes 23 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-237-5355 |
| Primary Part Number | 7S177 |
| Item Name | Switch,code Indicating Wheel |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Airlite Plastics Co Div Airlite Plastics Co. Pa Division |
| Status | ACTIVE |
| Actuator Type | THUMBWHEEL ALL ACTUATORS |
| Terminal Type | PRINTED CIRCUIT |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY |
| Precious Material | GOLD |
| Contact Load Current Rating | 125.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Contact Load Current Rating | 125.0 MILLIAMPERES RESISTIVE LOAD DC AT SEA LEVEL |
| Mounting Method | UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Unthreaded Mounting Hole Diameter | 0.100 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Contact Arrangement Truth Table | BCD, 1 POLE - 8 POSITIONS EACH SECTION |
| Style Designator | RECTANGULAR INLINE INDICATING |
| Longest Vertical Distance Between Mounting Centers | 0.980 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Individual Section Quantity | 3 |
| Readout Indicator Marking | 0,1,2,3,4,5,6,7 EACH SECTION |
| Contact Switching Action | BREAKS BEFORE MAKES EACH SECTION IN-LINE |
| Contact Voltage Rating in Volts | 115.0 AC AT SEA LEVEL |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL |
| Color | WHITE EACH INDICATOR MARKING |
| Color | BLACK EACH INDICATOR BACKGROUND |
| Color | BLACK EACH BODY |
| Precious Material and Location | CONTACT SURFACES GOLD |
| Operating Temp Range | -65.0 TO 85.0 CELSIUS DEGC |
| Switch Actuator Indexing Position Quantity | 8 ALL ACTUATORS |
| Longest Horizontal Distance Between Mounting Centers | 2.090 INCHES NOMINAL SINGLE MOUNTING FACILITY 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 |
|---|---|
| 7S177 PRIMARY | Airlite Plastics Co Div Airlite Plastics Co. Pa Division (USA) |
| Reference | Meaning |
|---|---|
| 7S177 | 3/9 Design control — primary reference U.S. Government activity |
| 7S177 | C/1 Advisory reference — outside the item-of-supply concept Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch |
| 2920524-007 | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| 2920524-7 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 5930-00-237-5355 is a Switch,code Indicating Wheel, manufactured by Airlite Plastics Co Div Airlite Plastics Co. Pa Division, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-237-5355 has 1 manufacturer part number on file: 7S177 (Airlite Plastics Co Div Airlite Plastics Co. Pa Division).
Key specifications for 7S177: Overall Height: 2.385 INCHES NOMINAL IN; Actuator Type: THUMBWHEEL ALL ACTUATORS; Terminal Type: PRINTED CIRCUIT; Mounting Facility Pattern: FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY. 23 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.