The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-066-3925, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Bristol Industries, Llc. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-066-3925 |
| Primary Part Number | BFN719C5M2 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Bristol Industries, Llc |
| Status | ACTIVE |
| Thread Class | 3B |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Nut Mounting Provision | STRAIGHT HOLES |
| Nut Length | 1.296 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Lubrication | DRY FILM LUBRICANT |
| Material Document and Classification | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nut Height | 0.391 INCHES MAXIMUM IN |
| Plate Thickness | 0.045 INCHES MAXIMUM IN |
| Mounting Hole Diameter | 0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Distance From Aperture Center to Mounting Hole Center | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN |
| Counterbore Diameter | 0.317 INCHES MINIMUM NUT IN |
| Specification/standard Data | 76301-ST3-719 MANUFACTURERS STANDARD |
| Material | STEEL CORROSION RESISTING OVERALL |
| Center to Center Distance Between Mounting Holes Along Length | 0.998 INCHES MINIMUM AND 1.002 INCHES MAXIMUM IN |
| Plate Width | 0.610 INCHES MAXIMUM IN |
| Nut Counterbore Depth | 0.125 INCHES MINIMUM NUT IN |
| Mounting Hole Arrangement Style | 2 HOLES |
| Thread Quantity Per Inch | 24 |
| Nut Style | PLATE |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 10122071 | Nimikkeistokeskus Ncb Finland (FIN) |
| BFN719C5M2 PRIMARY | Bristol Industries, Llc (USA) |
| ST3M719C5M2 PRIMARY | The Boeing Company Div Defense (USA) |
| NS202211-054-2 PRIMARY | Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana (USA) |
| F50339-5-2 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| F12090-2-5 | Harvard Industries Inc (USA) |
NSN 5310-01-066-3925 is a Nut,self-Locking,plate, manufactured by Bristol Industries, Llc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-01-066-3925 has 6 cross-referenced part numbers: 10122071 (Nimikkeistokeskus Ncb Finland), BFN719C5M2 (Bristol Industries, Llc), ST3M719C5M2 (The Boeing Company Div Defense), NS202211-054-2 (Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana), F50339-5-2 (Howmet Global Fastening Systems Inc) and 1 more.
There is 1 known substitute for 5310-01-066-3925: 5995-00-925-7833. Verify interchangeability with system specifications before substitution.
Key specifications for BFN719C5M2: Thread Class: 3B; Thread Direction: RIGHT-HAND; Special Features: IDENTIFICATION COLOR YELLOW; Nominal Thread Size: 0.312 INCHES IN. 23 total characteristics are documented in the Federal Logistics Information System.