The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-071-2509, 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 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 25 commercial cross-references from 17 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-071-2509 |
| Primary Part Number | AES01C250A50AWA91 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | CANCELLED |
| Thread Class | 2A A |
| Width Between Flats | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Minimum Tensile Strength | 150000 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 20 |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | SAE GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL OVERALL |
| Minimum Yield Strength | 120000 POUNDS PER SQUARE INCH LBS |
| Surface Finish | 63.0 MICROINCHES THREADS |
| Nondefinitive Spec/std Data | 2 TYPE AND 10P STYLE AND 8 GRADE |
| Head Style | HEXAGON |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Head Height | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment Document and Classification | ASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Fastener Length | 1.500 INCHES NOMINAL IN |
| Thread Length | 0.750 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 180034 | Zf Industrieantriebe Witten Gmbh (DEU) |
| AES01C250A50AWA91 PRIMARY | The American Society of Mechanical Engineers (USA) |
| FFS85TYPE2STYLE10PGRADE5 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| SK-11001-6 | Gse Management Co (USA) |
| FFS85 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| B1821BH025C150N | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| MS90725-12 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS90728-12 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 5305000712239 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 0826V001 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 180034 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| PC179801 | Power Components (deutschland) Gmbh (DEU) |
| M29-00288 PC NO 234 | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA) |
| 180034A6 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 121926 | Ed Etnyre & Co (USA) |
| 6477-63 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 021-02399 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 179801 | General Motors Corp (USA) |
| 179801 | Rolls-Royce Solutions America Inc (USA) |
| 13743 | Prestolite Electric Inc (USA) |
NSN 5305-00-071-2509 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 5305-00-071-2509 has 25 cross-referenced part numbers: 180034 (Zf Industrieantriebe Witten Gmbh), AES01C250A50AWA91 (The American Society of Mechanical Engineers), FFS85TYPE2STYLE10PGRADE5 (Federal Specifications Promulgated by General Services Administration Washington DC), SK-11001-6 (Gse Management Co), FFS85 (Federal Specifications Promulgated by General Services Administration Washington DC) and 20 more.
There are 12 known substitutes for 5305-00-071-2509: 5305-00-012-1926, 5305-00-018-0034, 5360-00-052-1111 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for AES01C250A50AWA91: Thread Class: 2A A; Width Between Flats: 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.250 INCHES IN; End Item Identification: MRAP RG-33; MRAP - M-ATV WITH CS13 POP AND SNE; MRAP - COUGAR TOW; MULTIPLE LAUNCH ROCKET SYSTEM (MLRS); A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE. 20 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-071-2509 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.