The Nut,self-Locking,spline, cataloged under National Stock Number 5310-00-830-7973, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Goodrich Aerospace Canada Ltd. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-830-7973 |
| Primary Part Number | 5531 |
| Item Name | Nut,self-Locking,spline |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Goodrich Aerospace Canada Ltd |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.625 INCHES IN |
| Surface Treatment | CADMIUM OVERALL |
| Material Document and Classification | AMS 6280 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL OVERALL |
| Pilot Length | 0.645 INCHES MINIMUM AND 0.670 INCHES MAXIMUM IN |
| Locking Feature | FREE-RUNNING ALL METAL DESIGN |
| Thread Class | 3B |
| Nut Height | 0.854 INCHES MINIMUM AND 0.864 INCHES MAXIMUM IN |
| Temp Rating | 550.0 FAHRENHEIT MAXIMUM DEGF |
| Nut Diameter | 1.085 INCHES MINIMUM AND 1.090 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Nut Style | SPLINE |
| Surface Treatment Document and Classification | QQ-P-416 TY 1 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Quantity Per Inch | 18 |
| Pilot Diameter | 0.917 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-00-830-7973 is a Nut,self-Locking,spline, manufactured by Goodrich Aerospace Canada Ltd, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-830-7973 has 2 cross-referenced part numbers: 5531 (Goodrich Aerospace Canada Ltd), 5531-5 (Goodrich Aerospace Canada Ltd).
There are 11 known substitutes for 5310-00-830-7973: 5330-00-138-4561, 5310-00-143-6491, 5330-00-292-6952 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5531: Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.625 INCHES IN; Surface Treatment: CADMIUM OVERALL; Material Document and Classification: AMS 6280 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 16 total characteristics are documented in the Federal Logistics Information System.