The Enclosure,electromagnetic Shield, cataloged under National Stock Number 4940-00-542-0002, is classified within Federal Supply Class 4940 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Joint Electronics Type Designation System. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4940-00-542-0002 |
| Primary Part Number | MX1761U |
| Item Name | Enclosure,electromagnetic Shield |
| FSC / FSG | 4940 / 49 — No Item Name Available |
| Manufacturer | Joint Electronics Type Designation System |
| Status | CANCELLED |
| General Characteristics Item Description | MIN OF 100 DB ATTENUATION TO ELECTRO-MAGNETIC FIELDS WITHIN 100 KC TO 10000 MC FREQUENCY RANGE; 2 POWER ENTRANCE CONNECTORS,4 POWER LINE FILTERS,5 RF TRANSMISSION LINE FEED-THROUGH CONNECTORS; COPPER SHIELDING; WOOD FRAMEWORK; O/A DIM. OVER-ALL,10 FT LG,10 FT 2 IN. W,8 FT H IN |
| Nondefinitive Spec/std Data | 2A TYPE A |
| Nondefinitive Spec/std Data | C CLASS |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| WN3H3 | Ace Shielded Products Corp (USA) |
| 42103 | Ace Shielded Products Corp (USA) |
| 2669 | Ace Shielded Products Corp (USA) |
| 71X2 | Shielding Systems Corp Ray Proof Div (USA) |
| 42H3 | Ace Shielded Products Corp (USA) |
| MX1761U PRIMARY | Joint Electronics Type Designation System (USA) |
| MILE8881 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 4940-00-542-0002 is a Enclosure,electromagnetic Shield, manufactured by Joint Electronics Type Designation System, classified under FSC 4940 (No Item Name Available). Status: cancelled.
NSN 4940-00-542-0002 has 7 cross-referenced part numbers: WN3H3 (Ace Shielded Products Corp), 42103 (Ace Shielded Products Corp), 2669 (Ace Shielded Products Corp), 71X2 (Shielding Systems Corp Ray Proof Div), 42H3 (Ace Shielded Products Corp) and 2 more.
There are 12 known substitutes for 4940-00-542-0002: 5310-00-011-4649, 5120-00-030-2738, 5950-00-241-1790 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MX1761U: General Characteristics Item Description: MIN OF 100 DB ATTENUATION TO ELECTRO-MAGNETIC FIELDS WITHIN 100 KC TO 10000 MC FREQUENCY RANGE; 2 POWER ENTRANCE CONNECTORS,4 POWER LINE FILTERS,5 RF TRANSMISSION LINE FEED-THROUGH CONNECTORS; COPPER SHIELDING; WOOD FRAMEWORK; O/A DIM. OVER-ALL,10 FT LG,10 FT 2 IN. W,8 FT H IN; Nondefinitive Spec/std Data: 2A TYPE A; Nondefinitive Spec/std Data: C CLASS. 3 total characteristics are documented in the Federal Logistics Information System.
NSN 4940-00-542-0002 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.