The Tap,thread Cutting, cataloged under National Stock Number 5136-00-684-3866, is classified within Federal Supply Class 5136 (Taps, Dies, and Collets; Hand and Machine) of the Hand Tools group. The manufacturer of record is Curtiss-Wright Controls, Inc. Div Actuation Division. Government technical data includes 10 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5136-00-684-3866 |
| Primary Part Number | 809548 |
| Item Name | Tap,thread Cutting |
| FSC / FSG | 5136 / 51 — Taps, Dies, and Collets; Hand and Machine |
| Manufacturer | Curtiss-Wright Controls, Inc. Div Actuation Division |
| Status | ACTIVE |
| Width Across Flats | 0.275 INCHES NOMINAL IN |
| Thread Structure | REGULAR |
| Style Designator | STRAIGHT FLUTE |
| Thread Pitch Diameters | +0.4544 TO 0.4549 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Flute Quantity | 4 |
| Material | STEEL OVERALL |
| Thread Size and Series/type Designator | 0.500-13 UNIFIED NATIONAL COARSE (UNC) |
| Starting Chamfer Type | TAPER |
| Thread Forming Method | GROUND |
| 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 |
|---|---|
| 809548 PRIMARY | Curtiss-Wright Controls, Inc. Div Actuation Division (USA) |
NSN 5136-00-684-3866 is a Tap,thread Cutting, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 5136, Taps, Dies, and Collets; Hand and Machine. Status: active.
NSN 5136-00-684-3866 has 1 manufacturer part number on file: 809548 (Curtiss-Wright Controls, Inc. Div Actuation Division).
1 possible match (shared part number, not a government interchangeability claim): 1325-01-610-0091. Verify interchangeability with system specifications before substitution.
Key specifications for 809548: Width Across Flats: 0.275 INCHES NOMINAL IN; Thread Structure: REGULAR; Style Designator: STRAIGHT FLUTE; Thread Pitch Diameters: +0.4544 TO 0.4549 INCHES IN. 10 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.