The Die,rethreading, cataloged under National Stock Number 5136-01-438-4740, is classified within Federal Supply Class 5136 (Taps, Dies, and Collets; Hand and Machine) of the Hand Tools group. The manufacturer of record is Ascent Distribution, Llc. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5136-01-438-4740 |
| Primary Part Number | ENF12 |
| Item Name | Die,rethreading |
| FSC / FSG | 5136 / 51 — Taps, Dies, and Collets; Hand and Machine |
| Manufacturer | Ascent Distribution, Llc |
| Status | ACTIVE |
| Width Across Flats | 1.0 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Material | STEEL OVERALL |
| Thread Size and Series/type Designator | 0.500-20 UNF |
| 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 |
|---|---|
| ENF12 PRIMARY | Ascent Distribution, Llc (USA) |
| Reference | Meaning |
|---|---|
| ENF12 | 5/9 Secondary reference Four Star Products Inc |
NSN 5136-01-438-4740 is a Die,rethreading, manufactured by Ascent Distribution, Llc, classified under FSC 5136, Taps, Dies, and Collets; Hand and Machine. Status: active.
NSN 5136-01-438-4740 has 1 manufacturer part number on file: ENF12 (Ascent Distribution, Llc).
Key specifications for ENF12: Width Across Flats: 1.0 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND; Special Features: HEXAGON SHAPE; SPLIT; Material: STEEL OVERALL. 4 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.