The Tap,thread Cutting, cataloged under National Stock Number 5136-00-221-7901, is classified within Federal Supply Class 5136 (Taps, Dies, and Collets; Hand and Machine) of the Hand Tools group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5136-00-221-7901 |
| Item Name | Tap,thread Cutting |
| FSC / FSG | 5136 / 51 — Taps, Dies, and Collets; Hand and Machine |
| Status | ACTIVE |
| Shank Diameter | 0.220 INCHES NOMINAL IN |
| Width Across Flats | 0.165 INCHES NOMINAL IN |
| Length | 0.281 INCHES NOMINAL SQUARE END IN |
| Thread Structure | REGULAR |
| Thread Length | 0.938 INCHES NOMINAL IN |
| Style Designator | STRAIGHT POINTED FLUTE |
| Thread Pitch Diameters | +0.1894 TO 0.1909 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Nondefinitive Spec/std Data | A SERIES AND A STYLE AND 1 TYPE |
| Flute Quantity | 4 |
| Material | STEEL OVERALL |
| Thread Size and Series/type Designator | 0.216-24 UNIFIED NATIONAL COARSE (UNC) |
| Starting Chamfer Type | TAPER |
| Thread Forming Method | CUT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 305 | 5/1 Secondary reference Jcorps Dba Lashundra Craig |
| GGG-T-60 | 4/1 Identification reference U.S. Government activity |
| 115 | 5/9 Secondary reference Winter Bros Co |
| GGG-T-60 TY1SEASTA | 5/1 Secondary reference U.S. Government activity |
NSN 5136-00-221-7901 is a Tap,thread Cutting, classified under FSC 5136, Taps, Dies, and Collets; Hand and Machine. Status: active.
Key specifications for 5136-00-221-7901: Shank Diameter: 0.220 INCHES NOMINAL IN; Width Across Flats: 0.165 INCHES NOMINAL IN; Length: 0.281 INCHES NOMINAL SQUARE END IN; Thread Structure: REGULAR. 14 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.