The Tap,thread Cutting, cataloged under National Stock Number 5136-00-227-8621, is classified within Federal Supply Class 5136 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5136-00-227-8621 |
| Primary Part Number | B94.9 7/16-20 UNF HS G H1 |
| Item Name | Tap,thread Cutting |
| FSC / FSG | 5136 / 51 — No Item Name Available |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | CANCELLED |
| Thread Direction | RIGHT-HAND |
| Flute Quantity | 4 |
| Starting Chamfer Type | PLUG |
| Style Designator | STRAIGHT FLUTE |
| Thread Size and Series/type Designator | 0.438-20 UNF |
| Material | STEEL OVERALL |
| Width Across Flats | 0.242 INCHES NOMINAL IN |
| Departure From Cited Designator | AS MODIFIED BY THREAD PITCH DIAMETERS |
| Thread Structure | REGULAR |
| Thread Forming Method | GROUND |
| Length | 0.406 INCHES NOMINAL SQUARE END IN |
| Specification/standard Data | 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Shank Diameter | 0.323 INCHES NOMINAL IN |
| Thread Pitch Diameters | +0.4050 TO 0.4055 INCHES IN |
| Thread Length | 1.438 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B94.9 7/16-20 UNF HS G H1 | The American Society of Mechanical Engineers (USA) |
| GGG-T-70 TY1SEBSTB | General Services Administration Federal Supply Service (USA) |
| A-A-625 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| GGG-T-70 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| B94.9 | The American Society of Mechanical Engineers (USA) |
| 12483 | Bendix Corp the Industrial Tools Div South Beloit Plant (USA) |
NSN 5136-00-227-8621 is a Tap,thread Cutting, manufactured by The American Society of Mechanical Engineers, classified under FSC 5136 (No Item Name Available). Status: cancelled.
NSN 5136-00-227-8621 has 6 cross-referenced part numbers: B94.9 7/16-20 UNF HS G H1 (The American Society of Mechanical Engineers), GGG-T-70 TY1SEBSTB (General Services Administration Federal Supply Service), A-A-625 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), GGG-T-70 (Federal Specifications Promulgated by General Services Administration Washington DC), B94.9 (The American Society of Mechanical Engineers) and 1 more.
There are 9 known substitutes for 5136-00-227-8621: 5133-00-189-9329, 5136-00-227-8612, 5999-00-552-7895 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for B94.9 7/16-20 UNF HS G H1: Thread Direction: RIGHT-HAND; Overall Length: 3.156 INCHES NOMINAL IN; Flute Quantity: 4; Starting Chamfer Type: PLUG. 16 total characteristics are documented in the Federal Logistics Information System.
NSN 5136-00-227-8621 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.