The Cutter Bit,tool Holder, cataloged under National Stock Number 3455-00-019-4237, is classified within Federal Supply Class 3455 (Cutting Tools for Machine Tools) of the Metalworking Machinery (continued) group. The manufacturer of record is Seco Tools, Llc Dba Seco. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3455-00-019-4237 |
| Primary Part Number | BR 8 883 |
| Item Name | Cutter Bit,tool Holder |
| FSC / FSG | 3455 / 34 — Cutting Tools for Machine Tools |
| Manufacturer | Seco Tools, Llc Dba Seco |
| Status | ACTIVE |
| Overall Thickness | 0.500 INCHES NOMINAL IN |
| Material Location | TIP |
| Material Type for Which Designed | FERROUS METAL |
| Edge Type | RIGHT HAND TURNING |
| Material | CARBIDE |
| Cutting Edge Finish | GROUND TO SHAPE |
| 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 |
|---|---|
| BR 8 883 PRIMARY | Seco Tools, Llc Dba Seco (USA) |
| BR8/883 PRIMARY | Clapp and Haney Tool Co Inc (USA) |
| 721-008217 PRIMARY | Doall Baltimore Company (USA) |
| BR8-C2 PRIMARY | Haggard & Stocking Associates Inc (USA) |
| Reference | Meaning |
|---|---|
| A-A-51143 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| BR-8 883 | 5/9 Secondary reference Morse Cutting Tools Div of Morse Cutting Tool Corp |
| ANSI B212.1 | 3/1 Design control — primary reference U.S. Government activity |
| BR-8/A | 5/9 Secondary reference Hertel Cutting Technologies Inc |
NSN 3455-00-019-4237 is a Cutter Bit,tool Holder, manufactured by Seco Tools, Llc Dba Seco, classified under FSC 3455, Cutting Tools for Machine Tools. Status: active.
NSN 3455-00-019-4237 has 4 manufacturer part numbers on file: BR 8 883 (Seco Tools, Llc Dba Seco), BR8/883 (Clapp and Haney Tool Co Inc), 721-008217 (Doall Baltimore Company), BR8-C2 (Haggard & Stocking Associates Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5965-01-314-4583, 6130-01-565-0848. Verify interchangeability with system specifications before substitution.
Key specifications for BR 8 883: Overall Thickness: 0.500 INCHES NOMINAL IN; Overall Length: 3.500 INCHES NOMINAL IN; Overall Width: 0.500 INCHES NOMINAL IN; Material Location: TIP. 6 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.