The Cutter,countersink, cataloged under National Stock Number 5133-01-525-2134, is classified within Federal Supply Class 5133 (Drill Bits, Counterbores, and Countersinks: Hand and Machine) of the Hand Tools group. The manufacturer of record is Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5133-01-525-2134 |
| Primary Part Number | M8-8 |
| Item Name | Cutter,countersink |
| FSC / FSG | 5133 / 51 — Drill Bits, Counterbores, and Countersinks: Hand and Machine |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5133-01-525-2134 is a Cutter,countersink, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5133, Drill Bits, Counterbores, and Countersinks: Hand and Machine. Status: active.
NSN 5133-01-525-2134 has 2 manufacturer part numbers on file: M8-8 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), M8-8 (Hi-Shear Corporation).
1 possible match (shared part number, not a government interchangeability claim): 6230-01-549-4076. Verify interchangeability with system specifications before substitution.
Key specifications for M8-8: Part Name Assigned by Controlling Agency: MANDREL. 0 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.