The Tap,thread Cutting, cataloged under National Stock Number 5136-01-443-3081, is classified within Federal Supply Class 5136 (Taps, Dies, and Collets; Hand and Machine) of the Hand Tools group. The manufacturer of record is Time Fastener Co Inc. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5136-01-443-3081 |
| Primary Part Number | 21483 |
| Item Name | Tap,thread Cutting |
| FSC / FSG | 5136 / 51 — Taps, Dies, and Collets; Hand and Machine |
| Manufacturer | Time Fastener Co Inc |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| Thread Size and Series/type Designator | 0.250-28 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 |
|---|---|
| 0661-914-3 | Wurth Uk Ltd (GBR) |
| 21483 PRIMARY | Time Fastener Co Inc (USA) |
NSN 5136-01-443-3081 is a Tap,thread Cutting, manufactured by Time Fastener Co Inc, classified under FSC 5136, Taps, Dies, and Collets; Hand and Machine. Status: active.
NSN 5136-01-443-3081 has 2 manufacturer part numbers on file: 0661-914-3 (Wurth Uk Ltd), 21483 (Time Fastener Co Inc).
Key specifications for 21483: Material: STEEL OVERALL; Thread Size and Series/type Designator: 0.250-28 UNF. 2 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.