The Tap,thread Cutting, cataloged under National Stock Number 5136-00-276-8902, is classified within Federal Supply Class 5136 (Taps, Dies, and Collets; Hand and Machine) of the Hand Tools group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5136-00-276-8902 |
| Primary Part Number | PWA5083-1 |
| Item Name | Tap,thread Cutting |
| FSC / FSG | 5136 / 51 — Taps, Dies, and Collets; Hand and Machine |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Shank Diameter | 1.021 INCHES NOMINAL IN |
| Width Across Flats | 0.762 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN |
| Length | 0.969 INCHES MINIMUM AND 1.031 INCHES MAXIMUM SQUARE END IN |
| Thread Structure | REGULAR |
| Thread Length | 1.463 INCHES MINIMUM IN |
| Style Designator | STRAIGHT FLUTE |
| Thread Pitch Diameters | +1.2213 TO 1.2218 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Flute Quantity | 6 |
| Material | STEEL OVERALL |
| Thread Size and Series/type Designator | 1.250-20 UNS |
| Starting Chamfer Type | BOTTOMING |
| 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 |
|---|---|
| PWA5083-1 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5136-00-276-8902 is a Tap,thread Cutting, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5136, Taps, Dies, and Collets; Hand and Machine. Status: active.
NSN 5136-00-276-8902 has 1 manufacturer part number on file: PWA5083-1 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for PWA5083-1: Shank Diameter: 1.021 INCHES NOMINAL IN; Width Across Flats: 0.762 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN; Length: 0.969 INCHES MINIMUM AND 1.031 INCHES MAXIMUM SQUARE END IN; Thread Structure: REGULAR. 13 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.