The Bolt,square Neck, cataloged under National Stock Number 5306-00-265-0782, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is American National Standards Institute Incorporated Dba American National Standards Institute. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-265-0782 |
| Primary Part Number | ANSI B18.5 |
| Item Name | Bolt,square Neck |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | American National Standards Institute Incorporated Dba American National Standards Institute |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| Thread Length | 1.000 INCHES MINIMUM IN |
| Surface Treatment | ZINC OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Diameter | 0.782 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN |
| Neck Width | 0.368 INCHES MINIMUM AND 0.388 INCHES MAXIMUM IN |
| Neck Length | 0.188 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Hardness Rating | 95.0 ROCKWELL B MAXIMUM OVERALL |
| Thread Direction | RIGHT-HAND |
| Head Style | BUTTON |
| Thread Class | 2A A |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Thread Quantity Per Inch | 16 |
| Head Height | 0.188 INCHES MINIMUM AND 0.208 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Fastener Length | 2.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ANSI B18.5 | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| FF-B-584 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| FF-B-584 TY1CL1STA | General Services Administration Federal Supply Service (USA) |
| ASME-B18.5 | The American Society of Mechanical Engineers (USA) |
| ANSI B18.5 | Ansi-B Parts Intl Inc (USA) |
| NASM35751 | Aerospace Industries Association of America Inc |
| MS35751-73 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5306-00-265-0782 is a Bolt,square Neck, manufactured by American National Standards Institute Incorporated Dba American National Standards Institute, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-265-0782 has 7 cross-referenced part numbers: ANSI B18.5 (American National Standards Institute Incorporated Dba American National Standards Institute), FF-B-584 (Federal Specifications Promulgated by General Services Administration Washington DC), FF-B-584 TY1CL1STA (General Services Administration Federal Supply Service), ASME-B18.5 (The American Society of Mechanical Engineers), ANSI B18.5 (Ansi-B Parts Intl Inc) and 2 more.
There are 12 known substitutes for 5306-00-265-0782: 5306-00-010-9115, 5306-00-012-0955, 5306-00-012-6227 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for ANSI B18.5: Material: STEEL OVERALL; Thread Length: 1.000 INCHES MINIMUM IN; Surface Treatment: ZINC OVERALL; Nominal Thread Diameter: 0.375 INCHES IN. 17 total characteristics are documented in the Federal Logistics Information System.