The Cutter Bit,tool Holder, cataloged under National Stock Number 3455-01-047-1807, is classified within Federal Supply Class 3455 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Armstrong Bros Tool Co. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3455-01-047-1807 |
| Primary Part Number | AR 8-78 |
| Item Name | Cutter Bit,tool Holder |
| FSC / FSG | 3455 / 34 — No Item Name Available |
| Manufacturer | Armstrong Bros Tool Co |
| Status | ACTIVE |
| Cutting Edge Finish | GROUND TO SHAPE |
| Overall Thickness | 0.500 INCHES NOMINAL IN |
| Unable to Decode | UNABLE TO DECODE |
| Shape | SQUARE |
| Nondefinitive Spec/std Data | AR STYLE AND 8 SIZE AND -7 CLASS |
| Material | CARBIDE |
| Material Location | OVERALL |
| Edge Type | RIGHT HAND TURNING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AR 8-78 | Armstrong Bros Tool Co (USA) |
| 87-425 | Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA) |
| A-A-51143 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| ANSI B212.1 | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| 87-425 | Apex Tool Group, Llc Dba Nicholson (USA) |
| 87-425 | Armstrong Bros Tool Co (USA) |
NSN 3455-01-047-1807 is a Cutter Bit,tool Holder, manufactured by Armstrong Bros Tool Co, classified under FSC 3455 (No Item Name Available). Status: active.
NSN 3455-01-047-1807 has 6 cross-referenced part numbers: AR 8-78 (Armstrong Bros Tool Co), 87-425 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), A-A-51143 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), ANSI B212.1 (American National Standards Institute Incorporated Dba American National Standards Institute), 87-425 (Apex Tool Group, Llc Dba Nicholson) and 1 more.
There are 2 known substitutes for 3455-01-047-1807: 2915-00-464-8117, 4710-01-417-4693. Verify interchangeability with system specifications before substitution.
Key specifications for AR 8-78: Cutting Edge Finish: GROUND TO SHAPE; Overall Thickness: 0.500 INCHES NOMINAL IN; Unable to Decode: UNABLE TO DECODE; Shape: SQUARE. 10 total characteristics are documented in the Federal Logistics Information System.