The Tap,thread Cutting, cataloged under National Stock Number 5136-00-203-6621, 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 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5136-00-203-6621 |
| 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 |
| Departure From Cited Designator | AS MODIFIED BY THREAD PITCH DIAMETERS |
| Thread Direction | RIGHT-HAND |
| Material | STEEL OVERALL |
| Length | 0.750 INCHES NOMINAL SQUARE END IN |
| Specification/standard Data | 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Flute Quantity | 4 |
| Thread Structure | REGULAR |
| Starting Chamfer Type | PLUG |
| Style Designator | STRAIGHT FLUTE |
| Material | STEEL OVERALL |
| Specification/standard Data | 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Width Across Flats | 0.523 INCHES NOMINAL IN |
| Thread Size and Series/type Designator | 0.875-9 UNIFIED NATIONAL COARSE (UNC) |
| Departure From Cited Designator | AS MODIFIED BY THREAD PITCH DIAMETERS |
| Thread Forming Method | GROUND |
| Length | 0.750 INCHES NOMINAL SQUARE END IN |
| Flute Quantity | 4 |
| Thread Structure | REGULAR |
| Thread Pitch Diameters | +0.8048 TO 0.8053 INCHES IN |
| Width Across Flats | 0.523 INCHES NOMINAL IN |
| Starting Chamfer Type | PLUG |
| Style Designator | STRAIGHT FLUTE |
| Shank Diameter | 0.697 INCHES NOMINAL IN |
| Thread Size and Series/type Designator | 0.875-9 UNIFIED NATIONAL COARSE (UNC) |
| Thread Length | 2.219 INCHES NOMINAL IN |
| Thread Length | 2.219 INCHES NOMINAL IN |
| Shank Diameter | 0.697 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B94.9 | The American Society of Mechanical Engineers (USA) |
| A-A-625 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| B94.9 7/8-9 UNC HS G H5 | The American Society of Mechanical Engineers (USA) |
| GGG-T-70 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| GGG-T-70 TY1SEASTB | General Services Administration Federal Supply Service (USA) |
NSN 5136-00-203-6621 is a Tap,thread Cutting, manufactured by The American Society of Mechanical Engineers, classified under FSC 5136 (No Item Name Available). Status: active.
NSN 5136-00-203-6621 has 5 cross-referenced part numbers: B94.9 (The American Society of Mechanical Engineers), A-A-625 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), B94.9 7/8-9 UNC HS G H5 (The American Society of Mechanical Engineers), GGG-T-70 (Federal Specifications Promulgated by General Services Administration Washington DC), GGG-T-70 TY1SEASTB (General Services Administration Federal Supply Service).
There is 1 known substitute for 5136-00-203-6621: 5136-00-203-7039. Verify interchangeability with system specifications before substitution.
Key specifications for B94.9: Departure From Cited Designator: AS MODIFIED BY THREAD PITCH DIAMETERS; Thread Direction: RIGHT-HAND; Material: STEEL OVERALL; Length: 0.750 INCHES NOMINAL SQUARE END IN. 29 total characteristics are documented in the Federal Logistics Information System.