The Screw,machine, cataloged under National Stock Number 5305-01-700-5533, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-700-5533 |
| Primary Part Number | AESB3C190500DR2A11 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | ACTIVE |
| Spline Minor Diameter | 0.126 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN |
| Head Height | 0.099 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Screw Material Document and Classification | ASTM F837, ALLOY GROUP 1 CW ASSN STD SINGLE MATERIAL RESPONSE |
| Spline Width | 0.030 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN |
| Thread Length | 0.500 INCHES NOMINAL IN |
| Spline Major Diameter | 0.149 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 05047-ASME B18.24-2020 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Screw Material | STEEL CORROSION RESISTING |
| Internal Drive Style | SIX SPLINE |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| AESB3C190500DR2A11 PRIMARY | The American Society of Mechanical Engineers (USA) |
NSN 5305-01-700-5533 is a Screw,machine, manufactured by The American Society of Mechanical Engineers, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-700-5533 has 1 manufacturer part number on file: AESB3C190500DR2A11 (The American Society of Mechanical Engineers).
Key specifications for AESB3C190500DR2A11: Spline Minor Diameter: 0.126 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN; Head Height: 0.099 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Fastener Length: 0.500 INCHES NOMINAL IN; Screw Material Document and Classification: ASTM F837, ALLOY GROUP 1 CW ASSN STD SINGLE MATERIAL RESPONSE. 17 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.