The Protractor,utility, cataloged under National Stock Number 5220-01-251-2120, is classified within Federal Supply Class 5220 (Inspection Gages and Precision Layout Tools) of the Measuring Tools group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5220-01-251-2120 |
| Item Name | Protractor,utility |
| FSC / FSG | 5220 / 52 — Inspection Gages and Precision Layout Tools |
| 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 |
| Reference | Meaning |
|---|---|
| 02500-01 | 5/9 Secondary reference Honeywell International Inc. Dba Honeywell |
| 02500-01 | 3/9 Design control — primary reference Honeywell Intl Dba Honeywell Div Business and General Aviation |
NSN 5220-01-251-2120 is a Protractor,utility, classified under FSC 5220, Inspection Gages and Precision Layout Tools. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6525-01-474-8810. Verify interchangeability with system specifications before substitution.
Key specifications for 5220-01-251-2120: Overall Length: 6.015 INCHES NOMINAL IN; Overall Width: 1.900 INCHES NOMINAL IN. 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.