The Tap,thread Cutting, cataloged under National Stock Number 5136-01-662-5219, is classified within Federal Supply Class 5136 (Taps, Dies, and Collets; Hand and Machine) of the Hand Tools group. The manufacturer of record is Tapco. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5136-01-662-5219 |
| Primary Part Number | 54268 |
| Item Name | Tap,thread Cutting |
| FSC / FSG | 5136 / 51 — Taps, Dies, and Collets; Hand and Machine |
| Manufacturer | Tapco |
| Status | ACTIVE |
| Thread Structure | REGULAR |
| Thread Pitch in Millimeters | 32.0 |
| Style Designator | STRAIGHT FLUTE |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Flute Quantity | 3 |
| Material | STEEL OVERALL |
| Thread Size and Series/type Designator | 8-32 UNIFIED NATIONAL COARSE (UNC) |
| Starting Chamfer Type | BOTTOMING |
| Thread Forming Method | GROUND |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 54268 PRIMARY | Tapco (USA) |
| Reference | Meaning |
|---|---|
| 11B5090651-21 | 7/2 Vendor item drawing reference Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army |
| B94.9 | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
NSN 5136-01-662-5219 is a Tap,thread Cutting, manufactured by Tapco, classified under FSC 5136, Taps, Dies, and Collets; Hand and Machine. Status: active.
NSN 5136-01-662-5219 has 1 manufacturer part number on file: 54268 (Tapco).
1 possible match (shared part number, not a government interchangeability claim): 4130-01-714-9141. Verify interchangeability with system specifications before substitution.
Key specifications for 54268: Thread Structure: REGULAR; Thread Pitch in Millimeters: 32.0; Style Designator: STRAIGHT FLUTE; Overall Length: 2.437 INCHES NOMINAL IN. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.