The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-071-1788, 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 16 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-071-1788 |
| Primary Part Number | AES01C438A25AW9A91 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | CANCELLED |
| Material Document and Classification | SAE J429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A354 GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL OVERALL |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Minimum Yield Strength | 120000 POUNDS PER SQUARE INCH LBS |
| Minimum Tensile Strength | 150000 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 14 |
| Thread Length | 1.250 INCHES MAXIMUM IN |
| Fastener Length | 1.250 INCHES NOMINAL IN |
| Head Height | 0.272 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | ASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Head Style | HEXAGON |
| Width Between Flats | 0.612 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 82-2065-0125 | Pierce Manufacturing Inc (USA) |
| MS90728-87 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 5305000711788 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| MS35297-87 | Zf Industrieantriebe Witten Gmbh (DEU) |
| D30114 FIND NO 69 | Peak Technologies Group Inc the (USA) |
| B1821BH044C125N | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| AES01C438A25AW9A91 PRIMARY | The American Society of Mechanical Engineers (USA) |
| AA06BR262 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 53050711788 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 193221 | Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc (USA) |
| 10386329 | Nimikkeistokeskus Ncb Finland (FIN) |
| 193221 | Zf Industrieantriebe Witten Gmbh (DEU) |
| MS90725-87 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 181668 | Ed Etnyre & Co (USA) |
| FFS85 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| ASME B18.2.1 | The American Society of Mechanical Engineers (USA) |
NSN 5305-00-071-1788 is a Screw,cap,hexagon Head, manufactured by The American Society of Mechanical Engineers, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-071-1788 has 16 cross-referenced part numbers: 82-2065-0125 (Pierce Manufacturing Inc), MS90728-87 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 5305000711788 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), MS35297-87 (Zf Industrieantriebe Witten Gmbh), D30114 FIND NO 69 (Peak Technologies Group Inc the) and 11 more.
There are 7 known substitutes for 5305-00-071-1788: 5305-00-018-0147, 5305-00-045-1988, 5305-00-121-2634 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for AES01C438A25AW9A91: Material Document and Classification: SAE J429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A354 GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL OVERALL; Nominal Thread Diameter: 0.438 INCHES IN; End Item Identification: MRAP RG-33 AUV; MRAP BUFFALO MK2A2; MULTIPLE LAUNCH ROCKET SYSTEM (MLRS). 17 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-071-1788 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.