The Tap,thread Cutting, cataloged under National Stock Number 5136-00-123-6754, 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 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5136-00-123-6754 |
| Primary Part Number | 3FBA |
| 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 | 0.255 INCHES NOMINAL IN |
| Width Across Flats | 0.191 INCHES NOMINAL IN |
| Length | 0.312 INCHES NOMINAL SQUARE END IN |
| Thread Structure | REGULAR |
| Thread Length | 1.000 INCHES NOMINAL IN |
| Style Designator | STRAIGHT FLUTE |
| Thread Pitch Diameters | +0.1707 TO 0.1712 INCHES IN |
| Specification/standard Data | 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Flute Quantity | 3 |
| Material | STEEL OVERALL |
| Thread Size and Series/type Designator | 0.190-32 STI |
| Starting Chamfer Type | BOTTOMING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5136-00-123-6754 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 5136-00-123-6754 has 2 manufacturer part numbers on file: 3FBA (Stanley Engineered Fastening Llc), 3FBA (Bollhoff Otalu).
Key specifications for 3FBA: Shank Diameter: 0.255 INCHES NOMINAL IN; Width Across Flats: 0.191 INCHES NOMINAL IN; Length: 0.312 INCHES NOMINAL SQUARE END IN; Thread Structure: REGULAR. 12 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.