The Drill,twist, cataloged under National Stock Number 5133-01-438-7754, 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 Precision Twist Drill Co. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5133-01-438-7754 |
| Primary Part Number | 18323 |
| Item Name | Drill,twist |
| FSC / FSG | 5133 / 51 — Drill Bits, Counterbores, and Countersinks: Hand and Machine |
| Manufacturer | Precision Twist Drill Co |
| Status | ACTIVE |
| Shank Diameter | 0.1540 INCHES NOMINAL IN |
| Cutting End Style | GENERAL PURPOSE |
| Flute Length | 2.000 INCHES NOMINAL IN |
| Nominal Cutting Diameter | 0.1540 INCHES IN |
| Cutting Rotation Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS907 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | J TYPE |
| Shank Style | STRAIGHT ROUND |
| Flute Quantity | 2 |
| Surface Treatment | OXIDE FILM OVERALL |
| Material | STEEL ALLOY OVERALL |
| Point Angle | 135.0 DEGREES NOMINAL |
| Point Type | SPLIT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5133-01-438-7754 is a Drill,twist, manufactured by Precision Twist Drill Co, classified under FSC 5133, Drill Bits, Counterbores, and Countersinks: Hand and Machine. Status: active.
NSN 5133-01-438-7754 has 2 manufacturer part numbers on file: 18323 (Precision Twist Drill Co), R18CO 23 (Precision Twist Drill Co).
1 possible match (shared part number, not a government interchangeability claim): 6240-01-480-2166. Verify interchangeability with system specifications before substitution.
Key specifications for 18323: Shank Diameter: 0.1540 INCHES NOMINAL IN; Cutting End Style: GENERAL PURPOSE; Flute Length: 2.000 INCHES NOMINAL IN; Overall Length: 3.125 INCHES NOMINAL IN. 13 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.