The Block,dovetail, cataloged under National Stock Number 5855-00-245-8450, is classified within Federal Supply Class 5855 (Night Vision Equipment, Emitted and Reflected Radiation) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Afcon Products, Inc.. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Block,dovetail |
| FSC / FSG | 5855 — Night Vision Equipment, Emitted and Reflected Radiation (FSG 58) |
| Manufacturers | Afcon Products, Inc. (CAGE 60283); Alek Industries Inc (CAGE 65534); Spencer Industries Inc (CAGE 21530); Autodyne Manufacturing Co Inc (CAGE 05584) |
| Parameter | Value |
|---|---|
| NSN | 5855-00-245-8450 |
| Primary Part Number | SC-C-646934 |
| Item Name | Block,dovetail |
| FSC / FSG | 5855 / 58 — Night Vision Equipment, Emitted and Reflected Radiation |
| Manufacturer | Afcon Products, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| SC-C-646934 | Afcon Products, Inc. (USA) |
| SC-C-646934 | Alek Industries Inc (USA) |
| SC-C-646934 | Spencer Industries Inc (USA) |
| SC-C-646934 | Autodyne Manufacturing Co Inc (USA) |
| Reference | Meaning |
|---|---|
| SCC646934 | 3/2 Design control — primary reference U.S. Government activity |
| 1126505-1 | 5/9 Secondary reference Bae Systems Information and Electronic Systems Integration I |
| SCC646934 | 5/9 Secondary reference Lamar Electronics Co |
NSN 5855-00-245-8450 is a Block,dovetail, manufactured by Afcon Products, Inc., classified under FSC 5855, Night Vision Equipment, Emitted and Reflected Radiation. Status: active.
NSN 5855-00-245-8450 has 4 manufacturer part numbers on file: SC-C-646934 (Afcon Products, Inc.), SC-C-646934 (Alek Industries Inc), SC-C-646934 (Spencer Industries Inc), SC-C-646934 (Autodyne Manufacturing Co Inc).
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.