The Electrical Indicator, cataloged under National Stock Number 5220-01-234-4075, is classified within Federal Supply Class 5220 (Inspection Gages and Precision Layout Tools) of the Measuring Tools group. The manufacturer of record is Mahr Inc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5220-01-234-4075 |
| Primary Part Number | 2033101 |
| Item Name | Electrical Indicator |
| FSC / FSG | 5220 / 52 — Inspection Gages and Precision Layout Tools |
| Manufacturer | Mahr Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 2033101 PRIMARY | Mahr Inc (USA) |
| PWA57138-21 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| DEI-13-1-1-1 | 3/9 Design control — primary reference Mahr Inc |
NSN 5220-01-234-4075 is a Electrical Indicator, manufactured by Mahr Inc, classified under FSC 5220, Inspection Gages and Precision Layout Tools. Status: active.
NSN 5220-01-234-4075 has 2 manufacturer part numbers on file: 2033101 (Mahr Inc), PWA57138-21 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
1 possible match (shared part number, not a government interchangeability claim): 6625-01-238-1466. Verify interchangeability with system specifications before substitution.
Key specifications for 2033101: End Item Identification: F100 ACFT. 0 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.
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.