The Tap,thread Cutting, cataloged under National Stock Number 5136-00-935-4535, is classified within Federal Supply Class 5136 (Taps, Dies, and Collets; Hand and Machine) of the Hand Tools group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5136-00-935-4535 |
| Item Name | Tap,thread Cutting |
| FSC / FSG | 5136 / 51 — Taps, Dies, and Collets; Hand and Machine |
| Status | ACTIVE |
| Shank Diameter | 0.380 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN |
| Width Across Flats | 0.282 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN |
| Length | 0.406 INCHES MINIMUM AND 0.468 INCHES MAXIMUM SQUARE END IN |
| Thread Structure | REGULAR |
| Thread Length | 1.188 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN |
| Style Designator | STRAIGHT FLUTE |
| Thread Pitch Diameters | +0.3196 TO 0.3201 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Flute Quantity | 3 |
| Material | STEEL OVERALL |
| Thread Size and Series/type Designator | 0.250-28 STI |
| 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 |
| Reference | Meaning |
|---|---|
| 3893-4 | 5/9 Secondary reference Stanley Engineered Fastening Llc |
| 3893-4 | 3/9 Design control — primary reference The Olander Company, Inc. |
NSN 5136-00-935-4535 is a Tap,thread Cutting, classified under FSC 5136, Taps, Dies, and Collets; Hand and Machine. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5210-01-222-7127, 2930-01-397-7880. Verify interchangeability with system specifications before substitution.
Key specifications for 5136-00-935-4535: Shank Diameter: 0.380 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN; Width Across Flats: 0.282 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN; Length: 0.406 INCHES MINIMUM AND 0.468 INCHES MAXIMUM SQUARE END IN; Thread Structure: REGULAR. 13 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.