The Drill,twist, cataloged under National Stock Number 5133-00-596-7825, 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 11 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 26 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5133-00-596-7825 |
| Primary Part Number | 2521 27/64 |
| Item Name | Drill,twist |
| FSC / FSG | 5133 / 51 — Drill Bits, Counterbores, and Countersinks: Hand and Machine |
| Manufacturer | New York Twist Drill Inc |
| Status | ACTIVE |
| Cutting End Style | GENERAL PURPOSE |
| Taper Shank Size Designator | 2 MORSE |
| Flute Length | 3.875 INCHES NOMINAL IN |
| Nominal Cutting Diameter | 0.4219 INCHES IN |
| Cutting Rotation Direction | RIGHT-HAND |
| Specification/standard Data | 05047-ASME B94.11M PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Shank Style | STANDARD TAPER W/TANG |
| Flute Quantity | 2 |
| Material | STEEL OVERALL |
| Point Angle | 118.0 DEGREES NOMINAL |
| Point Type | CONVENTIONAL |
| 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 |
|---|---|
| 2521 27/64 | New York Twist Drill Inc (USA) |
| 53827 | Greenfield Industries Inc (USA) |
| 22527 | Precision Twist Drill Co (USA) |
| 10204 | Morse Cutting Tools (USA) |
| 110S 27/64 | Greenfield Industries Inc (USA) |
| 29647 | New York Twist Drill Inc (USA) |
| 42-10412 | Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 (USA) |
| Reference | Meaning |
|---|---|
| 74327 | 5/9 Secondary reference Illinois Tool Works Inc Illinois Eclipse-Pine Bluff Div |
| 43127 | 5/9 Secondary reference U.S. Government activity |
| 942 27/64 | 5/9 Secondary reference Cleveland Twist Drill Co Div of Greenfield Industries Inc |
| GGG-D-751 | 5/9 Secondary reference U.S. Government activity |
| 311-RT | 5/9 Secondary reference U.S. Government activity |
| T-100-LG | 5/1 Secondary reference U.S. Government activity |
| B94.11M | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
| 110S 27/64 | 5/9 Secondary reference Greenfield Industries Inc |
| 53827 | 5/9 Secondary reference Kennametal Inc. Div Kennametal Industrial Products Group |
| GGG-D-751 TYE | 5/9 Secondary reference U.S. Government activity |
| 2549 | 5/9 Secondary reference U.S. Government activity |
| 1302 | 5/1 Secondary reference Morse Cutting Tools |
| 25490 | 5/2 Secondary reference U.S. Government activity |
| 12652 | 5/9 Secondary reference Cleveland Twist Drill Co Div of Greenfield Industries Inc |
| 505 | 5/1 Secondary reference Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039 |
| 200B 27/64 | 5/9 Secondary reference Lear Siegler Inc National Twist Drill and Tool Div |
| 1302 | 5/9 Secondary reference Morse Cutting Tools Div of Morse Cutting Tool Corp |
| 10204 | 5/9 Secondary reference Morse Cutting Tools Div of Morse Cutting Tool Corp |
| 10553 | 5/9 Secondary reference Lear Siegler Inc National Twist Drill and Tool Div |
| 2412 27/64 | 5/9 Secondary reference Cleveland Twist Drill Co Div of Greenfield Industries Inc |
NSN 5133-00-596-7825 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 5133-00-596-7825 has 7 manufacturer part numbers on file: 2521 27/64 (New York Twist Drill Inc), 53827 (Greenfield Industries Inc), 22527 (Precision Twist Drill Co), 10204 (Morse Cutting Tools), 110S 27/64 (Greenfield Industries Inc) and 2 more.
Key specifications for 2521 27/64: Cutting End Style: GENERAL PURPOSE; Taper Shank Size Designator: 2 MORSE; Flute Length: 3.875 INCHES NOMINAL IN; Overall Length: 7.750 INCHES NOMINAL IN. 11 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.