The Tap,thread Cutting, cataloged under National Stock Number 5136-00-865-2178, is classified within Federal Supply Class 5136 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is General Motors Corp. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5136-00-865-2178 |
| Primary Part Number | 2103499 |
| Item Name | Tap,thread Cutting |
| FSC / FSG | 5136 / 51 — No Item Name Available |
| Manufacturer | General Motors Corp |
| Status | CANCELLED |
| Thread Pitch Diameters | +1.9474 TO 1.9489 INCHES IN |
| Shank Diameter | 1.644 INCHES NOMINAL IN |
| Length | 1.375 INCHES NOMINAL SQUARE END IN |
| Width Across Flats | 1.233 INCHES NOMINAL IN |
| Flute Quantity | 6 OR 8 |
| Starting Chamfer Type | TAPER |
| Thread Structure | REGULAR |
| Thread Forming Method | GROUND |
| Thread Size and Series/type Designator | 2.000-12 UN |
| Material | STEEL OVERALL |
| Departure From Cited Designator | AS MODIFIED BY THREAD SIZE AND SERIES AND THREAD PITCH DIAMETERS |
| Style Designator | STRAIGHT FLUTE |
| Thread Direction | RIGHT-HAND |
| Thread Length | 2.000 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2103499 | General Motors Corp (USA) |
| GGG-T-70 TY1SEFSTA | General Services Administration Federal Supply Service (USA) |
| B94.9 | The American Society of Mechanical Engineers (USA) |
| B94.9 2-12 UN HS G H6 | General Services Administration Federal Supply Service (USA) |
| GGG-T-70 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 2103499 | General Motors Llc Dba General Motors Llc (USA) |
| A-A-625 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
NSN 5136-00-865-2178 is a Tap,thread Cutting, manufactured by General Motors Corp, classified under FSC 5136 (No Item Name Available). Status: cancelled.
NSN 5136-00-865-2178 has 7 cross-referenced part numbers: 2103499 (General Motors Corp), GGG-T-70 TY1SEFSTA (General Services Administration Federal Supply Service), B94.9 (The American Society of Mechanical Engineers), B94.9 2-12 UN HS G H6 (General Services Administration Federal Supply Service), GGG-T-70 (Federal Specifications Promulgated by General Services Administration Washington DC) and 2 more.
There are 2 known substitutes for 5136-00-865-2178: 5136-00-865-2179, 5136-00-865-2180. Verify interchangeability with system specifications before substitution.
Key specifications for 2103499: Thread Pitch Diameters: +1.9474 TO 1.9489 INCHES IN; Shank Diameter: 1.644 INCHES NOMINAL IN; Length: 1.375 INCHES NOMINAL SQUARE END IN; Width Across Flats: 1.233 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.
NSN 5136-00-865-2178 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.