The Drill,twist, cataloged under National Stock Number 5133-01-102-2883, 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 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5133-01-102-2883 |
| Primary Part Number | 11604 TYDSZ21 |
| 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 | 0.159 INCHES NOMINAL IN |
| Cutting End Style | GENERAL PURPOSE |
| Flute Length | 1.125 INCHES NOMINAL IN |
| Nominal Cutting Diameter | 0.1590 INCHES IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Cutting Rotation Direction | RIGHT-HAND |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS965 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | D TYPE AND 21 NUMBER AND LONG LENGTH AND -42 MATERIAL |
| Flute Quantity | 2 |
| Surface Treatment | OXIDE FILM OVERALL |
| Thread Class | 3A A |
| Material | STEEL ALLOY OVERALL |
| Point Angle | 135.0 DEGREES NOMINAL |
| Thread Series Designator | UNF |
| Point Type | SPLIT |
| Thread Quantity | 28 PER INCH |
| 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 |
|---|---|
| 11604 TYDSZ21 | Precision Twist Drill Co (USA) |
| Reference | Meaning |
|---|---|
| NAS965 TYDSZ21 | 5/1 Secondary reference U.S. Government activity |
| NAS965 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5133-01-102-2883 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 5133-01-102-2883 has 1 manufacturer part number on file: 11604 TYDSZ21 (Precision Twist Drill Co).
Key specifications for 11604 TYDSZ21: Shank Diameter: 0.159 INCHES NOMINAL IN; Cutting End Style: GENERAL PURPOSE; Flute Length: 1.125 INCHES NOMINAL IN; Overall Length: 2.125 INCHES NOMINAL IN. 17 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.