The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-644-5550, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is 80/20, Llc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-644-5550 |
| Primary Part Number | 3678 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | 80/20, Llc |
| Status | ACTIVE |
| Plate Thickness | 0.142 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 20 |
| Plate Width | 0.637 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.312 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Nut Style | PLATE |
| Nut Length | 1.125 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 3678 PRIMARY | 80/20, Llc (USA) |
NSN 5310-01-644-5550 is a Nut,self-Locking,plate, manufactured by 80/20, Llc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-01-644-5550 has 1 cross-referenced part number: 3678 (80/20, Llc).
There are 8 known substitutes for 5310-01-644-5550: 3110-00-100-0336, 5120-00-277-3662, 5950-00-688-9842 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 3678: Plate Thickness: 0.142 INCHES NOMINAL IN; Thread Quantity Per Inch: 20; Plate Width: 0.637 INCHES NOMINAL IN; Special Features: STYLE 3, OFFSET. 11 total characteristics are documented in the Federal Logistics Information System.