The Plumb Bob, cataloged under National Stock Number 5210-01-519-1544, is classified within Federal Supply Class 5210 (Measuring Tools, Craftsmen's) of the Measuring Tools group. The manufacturer of record is Firstmark Aerospace Corp. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5210-01-519-1544 |
| Primary Part Number | 2503560 |
| Item Name | Plumb Bob |
| FSC / FSG | 5210 / 52 — Measuring Tools, Craftsmen's |
| Manufacturer | Firstmark Aerospace Corp |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 2503560 PRIMARY | Firstmark Aerospace Corp (USA) |
NSN 5210-01-519-1544 is a Plumb Bob, manufactured by Firstmark Aerospace Corp, classified under FSC 5210, Measuring Tools, Craftsmen's. Status: active.
NSN 5210-01-519-1544 has 1 manufacturer part number on file: 2503560 (Firstmark Aerospace Corp).
Key specifications for 2503560: Criticality Code Justification: AGAV; Part Name Assigned by Controlling Agency: PLUMB BOB,AIRCRAFT; End Item Identification: SPECIAL AIRCRAFT AND ENGINE TOOLS AND SUPPORT EQUIPMENT. 1 specification is 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.