The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-225-3841, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 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 | 5305-00-225-3841 |
| Primary Part Number | AES01C250A37AW9A91 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | ACTIVE |
| Head Height | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 150000 POUNDS PER SQUARE INCH LBS |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Quantity Per Inch | 20 |
| Minimum Yield Strength | 120000 POUNDS PER SQUARE INCH LBS |
| Material Document and Classification | SAE429 GRADE 8 ASSN STD 1ST MATERIAL RESPONSE OR ASTMA354 GRADE BD ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Material | STEEL OVERALL |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Surface Treatment Document and Classification | ASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Class | 2A A |
| Width Between Flats | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Thread Length | 0.750 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Style | HEXAGON |
| Fastener Length | 1.375 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 412-3250 | Nimikkeistokeskus Ncb Finland (FIN) |
| MS90725-11 | Zf Industrieantriebe Witten Gmbh (DEU) |
| MS90728-11 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| ASME B18.2.1 | The American Society of Mechanical Engineers (USA) |
| B1821BH025C138N | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| 5305002253841 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| AES01C250A37AW9A91 PRIMARY | The American Society of Mechanical Engineers (USA) |
NSN 5305-00-225-3841 is a Screw,cap,hexagon Head, manufactured by The American Society of Mechanical Engineers, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-225-3841 has 7 cross-referenced part numbers: 412-3250 (Nimikkeistokeskus Ncb Finland), MS90725-11 (Zf Industrieantriebe Witten Gmbh), MS90728-11 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), ASME B18.2.1 (The American Society of Mechanical Engineers), B1821BH025C138N (American National Standards Institute Incorporated Dba American National Standards Institute) and 2 more.
There are 2 known substitutes for 5305-00-225-3841: 5305-00-071-2240, 5306-01-612-2356. Verify interchangeability with system specifications before substitution.
Key specifications for AES01C250A37AW9A91: Head Height: 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN; Minimum Tensile Strength: 150000 POUNDS PER SQUARE INCH LBS; End Item Identification: RG-33 AUV MRAP; MULTIPLE LAUNCH ROCKET SYSTEM (MLRS); A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE; Nominal Thread Diameter: 0.250 INCHES IN. 17 total characteristics are documented in the Federal Logistics Information System.