The Tap,thread Cutting, cataloged under National Stock Number 5136-00-255-9238, is classified within Federal Supply Class 5136 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is General Services Administration Federal Supply Service. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5136-00-255-9238 |
| Primary Part Number | GGG-T-70 TY1SECSTC |
| Item Name | Tap,thread Cutting |
| FSC / FSG | 5136 / 51 — No Item Name Available |
| Manufacturer | General Services Administration Federal Supply Service |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Starting Chamfer Type | BOTTOMING |
| Thread Size and Series/type Designator | 0.312-20 UNS |
| Flute Quantity | 4 |
| Material | STEEL OVERALL |
| Thread Forming Method | GROUND |
| Thread Structure | REGULAR |
| Width Across Flats | 0.238 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | 1 TYPE AND C SERIES AND C STYLE |
| Length | 0.312 INCHES NOMINAL SQUARE END IN |
| Style Designator | STRAIGHT FLUTE |
| Thread Length | 1.125 INCHES NOMINAL IN |
| Thread Pitch Diameters | +0.2800 TO 0.2805 INCHES IN |
| Shank Diameter | 0.318 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| GGG-T-70 TY1SECSTC | General Services Administration Federal Supply Service (USA) |
| GGG-T-70 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 41T10309-3560 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5136-00-255-9238 is a Tap,thread Cutting, manufactured by General Services Administration Federal Supply Service, classified under FSC 5136 (No Item Name Available). Status: active.
NSN 5136-00-255-9238 has 3 cross-referenced part numbers: GGG-T-70 TY1SECSTC (General Services Administration Federal Supply Service), GGG-T-70 (Federal Specifications Promulgated by General Services Administration Washington DC), 41T10309-3560 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
There are 12 known substitutes for 5136-00-255-9238: 5136-00-228-1024, 5136-00-236-4252, 5136-00-236-4256 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for GGG-T-70 TY1SECSTC: Thread Direction: RIGHT-HAND; Starting Chamfer Type: BOTTOMING; Thread Size and Series/type Designator: 0.312-20 UNS; Flute Quantity: 4. 15 total characteristics are documented in the Federal Logistics Information System.