The Tap,thread Cutting, cataloged under National Stock Number 5136-00-821-1031, is classified within Federal Supply Class 5136 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Lear Siegler Inc National Twist Drill and Tool Div. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5136-00-821-1031 |
| Primary Part Number | 415 |
| Item Name | Tap,thread Cutting |
| FSC / FSG | 5136 / 51 — No Item Name Available |
| Manufacturer | Lear Siegler Inc National Twist Drill and Tool Div |
| Status | CANCELLED |
| Thread Pitch Diameters | +0.1933 TO 0.1938 INCHES IN |
| Departure From Cited Designator | AS MODIFIED BY THREAD PITCH DIAMETERS |
| Width Across Flats | 0.165 INCHES NOMINAL IN |
| Thread Structure | REGULAR |
| Material | STEEL OVERALL |
| Style Designator | STRAIGHT FLUTE |
| Thread Forming Method | GROUND |
| Specification/standard Data | 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Starting Chamfer Type | TAPER |
| Flute Quantity | 4 |
| Length | 0.281 INCHES NOMINAL SQUARE END IN |
| Thread Size and Series/type Designator | 0.216-28 UNF |
| Thread Length | 0.938 INCHES MINIMUM IN |
| Shank Diameter | 0.220 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 415 | Lear Siegler Inc National Twist Drill and Tool Div (USA) |
| B94.9 | The American Society of Mechanical Engineers (USA) |
| 70257 | Lear Siegler Inc National Twist Drill and Tool Div (USA) |
| GGG-T-70 TY1SEBSTA | General Services Administration Federal Supply Service (USA) |
| GGG-T-70 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 6400-1943 | New York Twist Drill Inc (USA) |
| B94.9 12-28 UNF HS G H2 | General Services Administration Federal Supply Service (USA) |
| A-A-624 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
NSN 5136-00-821-1031 is a Tap,thread Cutting, manufactured by Lear Siegler Inc National Twist Drill and Tool Div, classified under FSC 5136 (No Item Name Available). Status: cancelled.
NSN 5136-00-821-1031 has 8 cross-referenced part numbers: 415 (Lear Siegler Inc National Twist Drill and Tool Div), B94.9 (The American Society of Mechanical Engineers), 70257 (Lear Siegler Inc National Twist Drill and Tool Div), GGG-T-70 TY1SEBSTA (General Services Administration Federal Supply Service), GGG-T-70 (Federal Specifications Promulgated by General Services Administration Washington DC) and 3 more.
There are 6 known substitutes for 5136-00-821-1031: 5950-00-005-2521, 5136-00-228-1009, 5136-00-580-7155 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 415: Thread Pitch Diameters: +0.1933 TO 0.1938 INCHES IN; Departure From Cited Designator: AS MODIFIED BY THREAD PITCH DIAMETERS; Width Across Flats: 0.165 INCHES NOMINAL IN; Thread Structure: REGULAR. 16 total characteristics are documented in the Federal Logistics Information System.
NSN 5136-00-821-1031 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.