The Tap,thread Cutting, cataloged under National Stock Number 5136-01-323-8194, is classified within Federal Supply Class 5136 (Taps, Dies, and Collets; Hand and Machine) of the Hand Tools group. The manufacturer of record is Stanley Engineered Fastening Llc. Government technical data includes 14 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5136-01-323-8194 |
| Primary Part Number | 2CBB |
| Item Name | Tap,thread Cutting |
| FSC / FSG | 5136 / 51 — Taps, Dies, and Collets; Hand and Machine |
| Manufacturer | Stanley Engineered Fastening Llc |
| Status | ACTIVE |
| Shank Diameter | 0.220 INCHES MAXIMUM IN |
| Width Across Flats | 0.281 INCHES NOMINAL IN |
| Length | 0.165 INCHES MAXIMUM SQUARE END IN |
| Thread Structure | REGULAR |
| Thread Length | 0.938 INCHES NOMINAL IN |
| Style Designator | STRAIGHT FLUTE |
| Thread Pitch Diameters | +0.1843 TO 0.1862 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Nondefinitive Spec/std Data | 1 TYPE AND 3 CLASS |
| Flute Quantity | 3 |
| Material | STEEL OVERALL |
| Thread Size and Series/type Designator | 0.164-32 STI |
| Starting Chamfer Type | BOTTOMING |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 2CBB PRIMARY | Stanley Engineered Fastening Llc (USA) |
| Reference | Meaning |
|---|---|
| A-A-59158 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| A-A-59158 TY1CL3 | 5/1 Secondary reference U.S. Government activity |
| MIL-T-21309 | 5/9 Secondary reference U.S. Government activity |
| MIL-T-21309 TY1CL3 | 5/9 Secondary reference U.S. Government activity |
| 2CBB | 5/9 Secondary reference New Haven Mfg Corp |
NSN 5136-01-323-8194 is a Tap,thread Cutting, manufactured by Stanley Engineered Fastening Llc, classified under FSC 5136, Taps, Dies, and Collets; Hand and Machine. Status: active.
NSN 5136-01-323-8194 has 1 manufacturer part number on file: 2CBB (Stanley Engineered Fastening Llc).
Key specifications for 2CBB: Shank Diameter: 0.220 INCHES MAXIMUM IN; Width Across Flats: 0.281 INCHES NOMINAL IN; Length: 0.165 INCHES MAXIMUM 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.