The Clamp,block, cataloged under National Stock Number 5340-01-406-7419, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Artemis Electronics Llc. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-406-7419 |
| Primary Part Number | 202405-1 |
| Item Name | Clamp,block |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Artemis Electronics Llc |
| Status | ACTIVE |
| Mounting Hole Quantity | 22 |
| Clamping Hole Quantity | 11 |
| Distance From End to First Clamping Hole Center | 0.218 INCHES MINIMUM AND 0.238 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-5541 CL 3 MIL SPEC SINGLE TREATMENT RESPONSE |
| Block Height | 0.240 INCHES MINIMUM AND 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM0.260 INCHES MAXIMUM IN |
| Style Designator | RECTANGULAR |
| Material Document and Classification | QQ-A-200/8 T6 FED SPEC SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.204 INCHES MINIMUM AND 0.204 INCHES MINIMUM AND 0.218 INCHES MAXIMUM0.218 INCHES MAXIMUM IN |
| Clamping Hole Diameter | 0.250 INCHES NOMINAL SINGLE HOLE IN |
| Distance From Center of Mounting Hole to Edge Along the Width | 0.240 INCHES MINIMUM AND 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM0.260 INCHES MAXIMUM IN |
| Distance From End to First Mounting Hole Center | 0.493 INCHES MINIMUM AND 0.513 INCHES MAXIMUM IN |
| Mounting Facility | UNTHREADED HOLE(S)UNTHREADED HOLE(S) |
| Surface Treatment | CHROMATE |
| Material | ALUMINUM ALLOY 6061 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 202405-1 PRIMARY | Artemis Electronics Llc (USA) |
| Reference | Meaning |
|---|---|
| 202405-1 | 5/9 Secondary reference Walker Power Systems, Inc. Dba Tiernay Turbines |
NSN 5340-01-406-7419 is a Clamp,block, manufactured by Artemis Electronics Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-406-7419 has 1 manufacturer part number on file: 202405-1 (Artemis Electronics Llc).
Key specifications for 202405-1: Mounting Hole Quantity: 22; Overall Height: 0.990 INCHES MINIMUM AND 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM1.010 INCHES MAXIMUM IN; Clamping Hole Quantity: 11; Distance From End to First Clamping Hole Center: 0.218 INCHES MINIMUM AND 0.238 INCHES MAXIMUM IN. 14 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.