The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-550-3397, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Goodrich Corporation. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-550-3397 |
| Primary Part Number | 173S1 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Width Across Flats | 0.438 INCHES NOMINAL IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN OR PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Thread Class | 3B |
| Bearing Surface Type | FLAT |
| Nominal Thread Size | 0.250 INCHES IN |
| Thread Quantity Per Inch | 20 |
| Thread Direction | RIGHT-HAND |
| Temp Rating | 250.0 FAHRENHEIT NOMINAL DEGF |
| Nut Height | 0.312 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Nut Style | HEXAGON |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 173S1 | Goodrich Corporation (USA) |
| 173S1 | Bendix Corp the (USA) |
| 459-9 | Donallco Inc (USA) |
| 208-15 | Safran Power Usa Llc (USA) |
| X6S420 | Nylok Llc (USA) |
| 173S1 | Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) (USA) |
| AN365-420 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| 173S1 | Goodrich Corporation Div Advanced Structures Landing Systems (USA) |
| 459-9 | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| 173S1 | Goodrich Corp Dba Goodrich Corp (USA) |
| 208-15 | Lucas Aerospace Power Equipment Corporation (USA) |
NSN 5310-00-550-3397 is a Nut,self-Locking,hexagon, manufactured by Goodrich Corporation, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-550-3397 has 11 cross-referenced part numbers: 173S1 (Goodrich Corporation), 173S1 (Bendix Corp the), 459-9 (Donallco Inc), 208-15 (Safran Power Usa Llc), X6S420 (Nylok Llc) and 6 more.
There are 12 known substitutes for 5310-00-550-3397: 2520-00-039-7119, 4940-00-057-2421, 5310-00-217-9548 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 173S1: Thread Series: UNIFIED NATIONAL COARSE (UNC); Width Across Flats: 0.438 INCHES NOMINAL IN; Locking Feature: PREVAILING TORQUE ALL METAL DESIGN OR PREVAILING TORQUE WITH NONMETALLIC INSERT; Thread Class: 3B. 13 total characteristics are documented in the Federal Logistics Information System.