The Block,telephone Protector, cataloged under National Stock Number 5920-00-521-8331, is classified within Federal Supply Class 5920 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lucent Technologies Inc Corporate Headquarters. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5920-00-521-8331 |
| Primary Part Number | 107C |
| Item Name | Block,telephone Protector |
| FSC / FSG | 5920 / 59 — No Item Name Available |
| Manufacturer | Lucent Technologies Inc Corporate Headquarters |
| Status | CANCELLED |
| Overall Diameter | 0.500 INCHES NOMINAL IN |
| Circuit Protector Block Location | ABOVE GROUND SIDE |
| Material | CARBON |
| Shape | CYLINDRICAL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 107C | Lucent Technologies Inc Corporate Headquarters (USA) |
| 2A1A | American Telephone and Telegraph Co (USA) |
| B1016055 | Itt Industries Inc Itt Aerospace Communications Div East (USA) |
| 107C | Lucent Technologies Inc Dba Federal Marketing Group (USA) |
| SCB95811 | Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA) |
| MB1324 | Gte Communication Systems Corp (USA) |
| 2A1A | Lucent Technologies Inc Corporate Headquarters (USA) |
| B1016055 | L3harris Technologies, Inc. Dba Harris Corporation (USA) |
| NE2A1A | Corning Cable Systems Llc Cac Equipment (USA) |
| MB1001 | Gte Communication Systems Corp (USA) |
| 107C | American Telephone and Telegraph Co (USA) |
| 2A1A | Lucent Technologies Inc Dba Federal Marketing Group (USA) |
NSN 5920-00-521-8331 is a Block,telephone Protector, manufactured by Lucent Technologies Inc Corporate Headquarters, classified under FSC 5920 (No Item Name Available). Status: cancelled.
NSN 5920-00-521-8331 has 12 cross-referenced part numbers: 107C (Lucent Technologies Inc Corporate Headquarters), 2A1A (American Telephone and Telegraph Co), B1016055 (Itt Industries Inc Itt Aerospace Communications Div East), 107C (Lucent Technologies Inc Dba Federal Marketing Group), SCB95811 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir) and 7 more.
There are 7 known substitutes for 5920-00-521-8331: 5962-00-101-7736, 4730-00-469-7797, 6685-00-983-8783 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 107C: Overall Length: 0.650 INCHES NOMINAL IN; Overall Diameter: 0.500 INCHES NOMINAL IN; Circuit Protector Block Location: ABOVE GROUND SIDE; Material: CARBON. 6 total characteristics are documented in the Federal Logistics Information System.
NSN 5920-00-521-8331 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.