The Switch,lever, cataloged under National Stock Number 5930-00-252-8808, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 8 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-252-8808 |
| Primary Part Number | A3221-1 |
| Item Name | Switch,lever |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| Pile-Up Contact Form Arrangement | 1A SECOND POSITION A |
| Pile-Up Contact Form Arrangement | 1A FIRST POSITION A |
| Inclosure Type | UNINCLOSED |
| Nominal Thread Size | 0.099 INCHES IN |
| Thread Quantity Per Inch | 48 |
| Terminal Type and Quantity | 4 TAB, SOLDER LUG |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Contact Load Current Rating at Maximum Rated Voltage | 3.000 AMPERES RESISTIVE DC |
| 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 |
|---|---|
| A3221-1 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| Reference | Meaning |
|---|---|
| AD321308 | 5/9 Secondary reference Gte Communication Systems Corp |
| A74098 | 5/9 Secondary reference Te Connectivity Corporation |
| A3221-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
| A74098 | 5/9 Secondary reference Te Connectivity Corporation |
| A74098 | 5/9 Secondary reference Cp Clare Corp North American Sales Operations |
| ZD321308 | 5/9 Secondary reference Gte Communication Systems Corp |
| D321308A | 5/9 Secondary reference Gte Communication Systems Corp |
NSN 5930-00-252-8808 is a Switch,lever, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-252-8808 has 1 manufacturer part number on file: A3221-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
Key specifications for A3221-1: Pile-Up Contact Form Arrangement: 1A SECOND POSITION A; Pile-Up Contact Form Arrangement: 1A FIRST POSITION A; Inclosure Type: UNINCLOSED; Nominal Thread Size: 0.099 INCHES IN. 8 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.