The Screw,shoulder, cataloged under National Stock Number 5305-01-019-2483, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-019-2483 |
| Primary Part Number | 4418 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Roller Bearing Co of America, Inc Div Pic Design |
| Status | ACTIVE |
| Head Style | FLAT CHAMFER |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Head Diameter | 0.312 INCHES NOMINAL IN |
| Width Across Flats | 0.094 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 32 |
| Internal Drive Style | HEXAGON |
| Fastener Length | 0.501 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN |
| Head Height | 0.156 INCHES NOMINAL IN |
| Thread Length | 0.188 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Material | STEEL COMP 303 OVERALL |
| Shoulder Diameter | 0.186 INCHES MINIMUM AND 0.188 INCHES MAXIMUM FIRST SHOULDER IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Series Designator | UNF |
| Shoulder Length | 0.313 INCHES MINIMUM AND 0.316 INCHES MAXIMUM FIRST SHOULDER IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4418 | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| 12266794 | Drs Sustainment Systems, Inc. (USA) |
| MS51576-9 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 12266794 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5305-01-019-2483 is a Screw,shoulder, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-019-2483 has 4 cross-referenced part numbers: 4418 (Roller Bearing Co of America, Inc Div Pic Design), 12266794 (Drs Sustainment Systems, Inc.), MS51576-9 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 12266794 (U S Army Tank Automotive Command Amsta-Im-Mm).
There are 8 known substitutes for 5305-01-019-2483: 5133-00-189-9293, 5305-00-215-7324, 5920-00-764-9161 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4418: Head Style: FLAT CHAMFER; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Head Diameter: 0.312 INCHES NOMINAL IN. 19 total characteristics are documented in the Federal Logistics Information System.