The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-071-2506, 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 28 commercial cross-references from 20 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-071-2506 |
| Primary Part Number | AES01C250500AW9A91 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | CANCELLED |
| Fastener Length | 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Minimum Tensile Strength | 150000 POUNDS PER SQUARE INCH LBS |
| Material | STEEL OVERALL |
| Surface Finish | 63.0 MICROINCHES THREADS |
| Surface Treatment Document and Classification | ASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Width Between Flats | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Material Document and Classification | SAE J429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A354 GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Thread Length | 0.344 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Head Style | HEXAGON |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Thread Direction | RIGHT-HAND |
| Head Height | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ASME B18.2.1 | The American Society of Mechanical Engineers (USA) |
| 18257-001 | Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba (USA) |
| D305308 FIND NO 107 | Control Flow, Inc. Dba Control Flow Inc (USA) |
| 1-4-20X1-2LG | Zf Industrieantriebe Witten Gmbh (DEU) |
| SC2-165 | Carter Motor Co (USA) |
| 303839 | Wiba Zevenaar B.v. (NLD) |
| 18257-001 | Eme Elektro-Metall Export Gmbh (DEU) |
| 10082378 | Nimikkeistokeskus Ncb Finland (FIN) |
| WG103759 | Control Flow, Inc. Dba Control Flow Inc (USA) |
| 15A00404-0000 I | Louis Allis Co the This Company Has Gone Bankrupt and Has Been Purchased by 3 Companies (USA) |
| 15A0040-0000 ITEM NO 44 | Louis Allis Co the This Company Has Gone Bankrupt and Has Been Purchased by 3 Companies (USA) |
| S210NA38CAD10354BNCG1 | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| M-565 | Gardner Denver Inc. (USA) |
| MS90728-3 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| AES01C250500AW9A91 PRIMARY | The American Society of Mechanical Engineers (USA) |
| 900282 | Rexnord Industries Llc (USA) |
| 5305000712506 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 5305PL0702113 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| MS35301-3 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 604AS503-3 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 5305-00-071-2506 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 5305-00-071-2506 has 28 cross-referenced part numbers: ASME B18.2.1 (The American Society of Mechanical Engineers), 18257-001 (Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba), D305308 FIND NO 107 (Control Flow, Inc. Dba Control Flow Inc), 1-4-20X1-2LG (Zf Industrieantriebe Witten Gmbh), SC2-165 (Carter Motor Co) and 23 more.
There are 9 known substitutes for 5305-00-071-2506: 5305-00-012-0706, 6210-00-143-6610, 5961-00-165-2904 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for AES01C250500AW9A91: Fastener Length: 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Thread Class: 2A A; Thread Quantity Per Inch: 20; Nominal Thread Diameter: 0.250 INCHES IN. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-071-2506 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.