The Drill,twist, cataloged under National Stock Number 5133-01-178-6312, is classified within Federal Supply Class 5133 (Drill Bits, Counterbores, and Countersinks: Hand and Machine) of the Hand Tools group. The manufacturer of record is New York Twist Drill Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5133-01-178-6312 |
| Primary Part Number | 760210250-56 |
| Item Name | Drill,twist |
| FSC / FSG | 5133 / 51 — Drill Bits, Counterbores, and Countersinks: Hand and Machine |
| Manufacturer | New York Twist Drill Inc |
| Status | ACTIVE |
| Shank Diameter | 0.250 INCHES NOMINAL IN |
| Cutting End Style | GENERAL PURPOSE |
| Flute Length | 0.750 INCHES NOMINAL IN |
| Nominal Cutting Diameter | 0.2500 INCHES IN |
| Features Provided | INTEGRAL PILOT |
| Pilot Diameter | 0.156 INCHES NOMINAL IN |
| Shank Style | STRAIGHT ROUND |
| Flute Quantity | 3 |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 760210250-56 PRIMARY | New York Twist Drill Inc (USA) |
| Reference | Meaning |
|---|---|
| 56760210250 | 5/9 Secondary reference New York Twist Drill Inc |
NSN 5133-01-178-6312 is a Drill,twist, manufactured by New York Twist Drill Inc, classified under FSC 5133, Drill Bits, Counterbores, and Countersinks: Hand and Machine. Status: active.
NSN 5133-01-178-6312 has 1 manufacturer part number on file: 760210250-56 (New York Twist Drill Inc).
Key specifications for 760210250-56: Shank Diameter: 0.250 INCHES NOMINAL IN; Cutting End Style: GENERAL PURPOSE; Flute Length: 0.750 INCHES NOMINAL IN; Nominal Cutting Diameter: 0.2500 INCHES IN. 9 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.