The Countersink Stop, cataloged under National Stock Number 3460-01-143-7837, is classified within Federal Supply Class 3460 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Severance Tool Industries Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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 | 3460-01-143-7837 |
| Primary Part Number | SC-1-166M005-810A |
| Item Name | Countersink Stop |
| FSC / FSG | 3460 / 34 — No Item Name Available |
| Manufacturer | Severance Tool Industries Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | 1/4-28UNF SHANK THREAD; 5/8 IN. CUTTER CAPACITY IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SC-1-166M005-810A | Severance Tool Industries Inc. (USA) |
| A-A-58075 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| 166M005-810A | Lockheed Martin Corp (USA) |
NSN 3460-01-143-7837 is a Countersink Stop, manufactured by Severance Tool Industries Inc., classified under FSC 3460 (No Item Name Available). Status: active.
NSN 3460-01-143-7837 has 3 cross-referenced part numbers: SC-1-166M005-810A (Severance Tool Industries Inc.), A-A-58075 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 166M005-810A (Lockheed Martin Corp).
There are 2 known substitutes for 3460-01-143-7837: 3460-00-517-6015, 3460-00-897-6457. Verify interchangeability with system specifications before substitution.
Key specifications for SC-1-166M005-810A: General Characteristics Item Description: 1/4-28UNF SHANK THREAD; 5/8 IN. CUTTER CAPACITY IN. 1 total characteristics are documented in the Federal Logistics Information System.