The Gage,countersink Depth,taper-Lok, cataloged under National Stock Number 5220-01-140-2025, is classified within Federal Supply Class 5220 (Inspection Gages and Precision Layout Tools) of the Measuring Tools group. The manufacturer of record is United Drill Bushing Corporation Dba United Drill Bushing 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5220-01-140-2025 |
| Primary Part Number | UDB-TLG5120-100-2-5 |
| Item Name | Gage,countersink Depth,taper-Lok |
| FSC / FSG | 5220 / 52 — Inspection Gages and Precision Layout Tools |
| Manufacturer | United Drill Bushing Corporation Dba United Drill Bushing Corp |
| Status | ACTIVE |
| General Characteristics Item Description | NOMINAL SIZE 0.3125 IN.;GROUP 2;TO CHECK 100 PERCENT COUNTERSINK DEPTH FOR SURFACE FLUSHNESS OF FASTNER IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| UDB-TLG5120-100-2-5 PRIMARY | United Drill Bushing Corporation Dba United Drill Bushing Corp (USA) |
| Reference | Meaning |
|---|---|
| 110G050-205A | 5/9 Secondary reference U.S. Government activity |
NSN 5220-01-140-2025 is a Gage,countersink Depth,taper-Lok, manufactured by United Drill Bushing Corporation Dba United Drill Bushing Corp, classified under FSC 5220, Inspection Gages and Precision Layout Tools. Status: active.
NSN 5220-01-140-2025 has 1 manufacturer part number on file: UDB-TLG5120-100-2-5 (United Drill Bushing Corporation Dba United Drill Bushing Corp).
Key specifications for UDB-TLG5120-100-2-5: General Characteristics Item Description: NOMINAL SIZE 0.3125 IN.;GROUP 2;TO CHECK 100 PERCENT COUNTERSINK DEPTH FOR SURFACE FLUSHNESS OF FASTNER IN; End Item Identification: C141 ACFT. 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.
NSN 5220-01-140-2025 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.