The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-723-9420, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-723-9420 |
| Primary Part Number | 41-599-1 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Width Across Flats | 0.125 INCHES NOMINAL IN |
| Thread Length | 0.375 INCHES MAXIMUM IN |
| Head Style | FLAT CHAMFER |
| Surface Treatment | CHROMATE ZINC OVERALL |
| Material | STEEL COMP 4037 OVERALL |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Height | 0.101 INCHES MAXIMUM IN |
| Internal Drive Style | HEXAGON |
| Thread Quantity Per Inch | 24 |
| Fastener Length | 0.375 INCHES NOMINAL IN |
| Head Diameter | 0.375 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3A A |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5305-00-723-9420 is a Screw,cap,socket Head, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-723-9420 has 2 cross-referenced part numbers: 41-599-1 (Lockheed Martin Corporation Div Rms - Mitchel Field), 1028614-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
There are 2 known substitutes for 5305-00-723-9420: 5330-00-515-4917, 6220-01-386-4769. Verify interchangeability with system specifications before substitution.
Key specifications for 41-599-1: Width Across Flats: 0.125 INCHES NOMINAL IN; Thread Length: 0.375 INCHES MAXIMUM IN; Head Style: FLAT CHAMFER; Surface Treatment: CHROMATE ZINC OVERALL. 16 total characteristics are documented in the Federal Logistics Information System.