The Tap,thread Cutting, cataloged under National Stock Number 5136-01-246-0246, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 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: Active.
| Parameter | Value |
|---|---|
| NSN | 5136-01-246-0246 |
| Primary Part Number | B94.9 |
| Item Name | Tap,thread Cutting |
| FSC / FSG | 5136 / 51 — No Item Name Available |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | ACTIVE |
| Specification/standard Data | 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Thread Structure | REGULAR |
| Starting Chamfer Type | BOTTOMING |
| Width Across Flats | 0.191 INCHES NOMINAL IN |
| Flute Quantity | 4 |
| Material | STEEL OVERALL |
| Style Designator | STRAIGHT FLUTE |
| Thread Size and Series/type Designator | 0.250-28 UNF |
| Length | 0.281 INCHES NOMINAL SQUARE END IN |
| Thread Forming Method | GROUND |
| Thread Direction | RIGHT-HAND |
| Thread Pitch Diameters | +0.2273 TO 0.2278 INCHES IN |
| Thread Length | 1.000 INCHES NOMINAL IN |
| Shank Diameter | 0.255 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B94.9 | The American Society of Mechanical Engineers (USA) |
| 5303 1/4-28 UNF | Greenfield Industries Inc (USA) |
| 5303 1/4-28 UNF | Kennametal Inc. Div Kennametal Industrial Products Group (USA) |
| 14053 | Greenfield Industries Inc (USA) |
| 14053 | Kennametal Inc. Div Kennametal Industrial Products Group (USA) |
| GGG-T-70 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| GGG-T-70 TY1SEBSTC | General Services Administration Federal Supply Service (USA) |
NSN 5136-01-246-0246 is a Tap,thread Cutting, manufactured by The American Society of Mechanical Engineers, classified under FSC 5136 (No Item Name Available). Status: active.
NSN 5136-01-246-0246 has 7 cross-referenced part numbers: B94.9 (The American Society of Mechanical Engineers), 5303 1/4-28 UNF (Greenfield Industries Inc), 5303 1/4-28 UNF (Kennametal Inc. Div Kennametal Industrial Products Group), 14053 (Greenfield Industries Inc), 14053 (Kennametal Inc. Div Kennametal Industrial Products Group) and 2 more.
There are 9 known substitutes for 5136-01-246-0246: 6610-00-353-5461, 5820-01-116-8230, 5950-01-197-9145 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for B94.9: Specification/standard Data: 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Thread Structure: REGULAR; Starting Chamfer Type: BOTTOMING; Width Across Flats: 0.191 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.