The Countersink Set, cataloged under National Stock Number 5133-01-658-8680, 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 Brown Aviation Tool Supply Co. Dba Brown Aviation Tool Supply Co.. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5133-01-658-8680 |
| Primary Part Number | BAT-CSK-9 |
| Item Name | Countersink Set |
| FSC / FSG | 5133 / 51 — Drill Bits, Counterbores, and Countersinks: Hand and Machine |
| Manufacturer | Brown Aviation Tool Supply Co. Dba Brown Aviation Tool Supply Co. |
| Status | ACTIVE |
| Component Quantity | 10 |
| Document Type | CATALOG SHEET |
| Component Document Origin | INDUSTRIAL |
| Nonsupply Items and Quantities | INCLUDES 8 PILOTED COUNTERSUNK CUTTER SIZES: NO 40, 1/8 IN, NO 30, 5/32 IN, NO 21, 3/16 IN, NO 10, 1/4 IN. CUTTERS ARE 1/2 IN DIA, 3 FLUTE, 100 DEGREE, 1/4-28 THREAD, CUSTOM FITTED STORAGE BOX IN |
| Document Source | 0ZT94 |
| 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 |
|---|---|
| CCK1000 | Henchman Group Pty Ltd the Trustee for Henchman Unit Trust (AUS) |
| BAT-CSK-9 PRIMARY | Brown Aviation Tool Supply Co. Dba Brown Aviation Tool Supply Co. (USA) |
| Reference | Meaning |
|---|---|
| CCK1000 | 5/9 Secondary reference Henchman Products Pty Ltd |
NSN 5133-01-658-8680 is a Countersink Set, manufactured by Brown Aviation Tool Supply Co. Dba Brown Aviation Tool Supply Co., classified under FSC 5133, Drill Bits, Counterbores, and Countersinks: Hand and Machine. Status: active.
NSN 5133-01-658-8680 has 2 manufacturer part numbers on file: CCK1000 (Henchman Group Pty Ltd the Trustee for Henchman Unit Trust), BAT-CSK-9 (Brown Aviation Tool Supply Co. Dba Brown Aviation Tool Supply Co.).
Key specifications for BAT-CSK-9: Component Quantity: 10; Document Type: CATALOG SHEET; Component Document Origin: INDUSTRIAL; Nonsupply Items and Quantities: INCLUDES 8 PILOTED COUNTERSUNK CUTTER SIZES: NO 40, 1/8 IN, NO 30, 5/32 IN, NO 21, 3/16 IN, NO 10, 1/4 IN. CUTTERS ARE 1/2 IN DIA, 3 FLUTE, 100 DEGREE, 1/4-28 THREAD, CUSTOM FITTED STORAGE BOX IN. 5 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.