The Terminal Block,electrical, cataloged under National Stock Number 2920-01-645-1449, is classified within Federal Supply Class 2920 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Molex, Llc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2920-01-645-1449 |
| Primary Part Number | 3991AS320-1 |
| Item Name | Terminal Block,electrical |
| FSC / FSG | 2920 / 29 — No Item Name Available |
| Manufacturer | Molex, Llc |
| Status | ACTIVE |
| Current Rating | 15.0 AMPERES |
| Color | BLACK |
| Voltage in Volts and Current Type | 300.0 DC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 3991AS320 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 3991AS320-1 PRIMARY | Molex, Llc (USA) |
| 38760-0120 | Molex, Llc (USA) |
| 3991AS320-1 PRIMARY | Cinch Connectivity Solutions Inc. (USA) |
| 20-140-4 | Cinch Connectivity Solutions Inc. (USA) |
NSN 2920-01-645-1449 is a Terminal Block,electrical, manufactured by Molex, Llc, classified under FSC 2920 (No Item Name Available). Status: active.
NSN 2920-01-645-1449 has 5 cross-referenced part numbers: 3991AS320 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 3991AS320-1 (Molex, Llc), 38760-0120 (Molex, Llc), 3991AS320-1 (Cinch Connectivity Solutions Inc.), 20-140-4 (Cinch Connectivity Solutions Inc.).
There are 5 known substitutes for 2920-01-645-1449: 4320-00-254-9494, 5330-00-867-9047, 5330-01-038-0293 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 3991AS320-1: Overall Width: 0.72 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: (INAVY) TERMINAL BLOCK 2X20; Special Features: NO. OF CIRCUITS: 20; TERMINAL MATERIAL: STEEL; MATERIAL: INSULATION THERMOPLASTIC; Current Rating: 15.0 AMPERES. 8 total characteristics are documented in the Federal Logistics Information System.