The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-126-3650, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 15 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-126-3650 |
| Primary Part Number | 803-4385050 PIECE 36 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| Head Style | FLAT CHAMFER |
| Thread Quantity Per Inch | 16 |
| Material Document and Classification | QQ-N-286,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Locking Feature | STRIP OR PELLET OR PATCH THREADS |
| Material | NICKEL ALLOY OVERALL |
| Head Diameter | 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| Internal Drive Style | HEXAGON |
| Width Across Flats | 0.312 INCHES NOMINAL IN |
| Thread Length | 0.750 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Head Height | 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Fastener Length | 0.875 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 803-4385050 PIECE 36 PRIMARY | Naval Ship Systems Command (USA) |
NSN 5305-01-126-3650 is a Screw,cap,socket Head, manufactured by Naval Ship Systems Command, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-126-3650 has 1 cross-referenced part number: 803-4385050 PIECE 36 (Naval Ship Systems Command).
There is 1 known substitute for 5305-01-126-3650: 5305-01-354-4678. Verify interchangeability with system specifications before substitution.
Key specifications for 803-4385050 PIECE 36: Head Style: FLAT CHAMFER; Thread Quantity Per Inch: 16; Material Document and Classification: QQ-N-286,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Locking Feature: STRIP OR PELLET OR PATCH THREADS. 15 total characteristics are documented in the Federal Logistics Information System.