The Computer Subassembly, cataloged under National Stock Number 7050-01-520-3639, is classified within Federal Supply Class 7050 (Information Technology Components) of the General Purpose ADP Equipment group. The manufacturer of record is Macsema, Inc.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 7050-01-520-3639 |
| Primary Part Number | BMEWK8 |
| Item Name | Computer Subassembly |
| FSC / FSG | 7050 / 70 — Information Technology Components |
| Manufacturer | Macsema, Inc. |
| Status | ACTIVE |
| Component Type and Quantity | 1 BUTTON |
| Overall Diameter | 14.3 MILLIMETERS NOMINAL MM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | J |
| Part Number | Manufacturer |
|---|---|
| BMEWK8 PRIMARY | Macsema, Inc. (USA) |
| 3717AS100-31 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 7050-01-520-3639 is a Computer Subassembly, manufactured by Macsema, Inc., classified under FSC 7050, Information Technology Components. Status: active.
NSN 7050-01-520-3639 has 2 manufacturer part numbers on file: BMEWK8 (Macsema, Inc.), 3717AS100-31 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for BMEWK8: Overall Height: 2.8 MILLIMETERS NOMINAL MM; Component Type and Quantity: 1 BUTTON; Overall Diameter: 14.3 MILLIMETERS NOMINAL MM; Special Features: BATTERY FREE; READ/WRITE IDENTIFICATION DEVICE TO SUPPORT UNIVERSAL AUTOMATIC IDENTIFICATION APPLICATIONS ON COMPONETS AND EQUIPMENT; FUNCTIONS AS AN ELECTRONIC LOG BOOK (PORTABLE DATA BASE) TO ADVANCE CONFIGURATION MANAGEMENT, MAINTENANCE RECORD KEEPING; ASSET TRACKING; AND OTHER LOGISTICAL SUPPORT FUNCTIONS THROUGH OUT THE ITEM'S LIFE CYCLE.. 2 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.