The Bolt,square Neck, cataloged under National Stock Number 5306-00-903-8593, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hillman Group, Inc., the. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 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 | 5306-00-903-8593 |
| Primary Part Number | 240054 |
| Item Name | Bolt,square Neck |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Hillman Group, Inc., the |
| Status | CANCELLED |
| Head Style | BUTTON |
| Fastener Length | 4.969 INCHES MINIMUM AND 5.031 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Height | 0.125 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN |
| Head Diameter | 0.563 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Hardness Rating | 95.0 ROCKWELL B MAXIMUM OVERALL |
| Surface Treatment | ZINC OVERALL |
| Minimum Tensile Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Material Document and Classification | SAE GR 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL OVERALL |
| Surface Treatment Document and Classification | ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Class | 2A A |
| Thread Length | 0.750 INCHES MINIMUM IN |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 20 |
| Acquisition Status | CANCELLED |
| Successor | 5306-00-268-2440 (MS35751-164) |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 240054 PRIMARY | Hillman Group, Inc., the (USA) |
| NASM35751 | Aerospace Industries Association of America Inc |
| ANSI B18.5 | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| ASME-B18.5 | The American Society of Mechanical Engineers (USA) |
| MS35751-30 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| ASTM-B633 | American Society for Testing and Materials Dba Astm International (USA) |
| AMS-QQ-P-416 TY2CL3 | Society of Automotive Engineers Inc (USA) |
| AMS-QQ-P-416 TY2CL3 | Sae International Dba Sae International (USA) |
NSN 5306-00-903-8593 is a Bolt,square Neck, manufactured by Hillman Group, Inc., the, classified under FSC 5306 (No Item Name Available). Status: cancelled.
NSN 5306-00-903-8593 has 8 cross-referenced part numbers: 240054 (Hillman Group, Inc., the), NASM35751 (Aerospace Industries Association of America Inc), ANSI B18.5 (American National Standards Institute Incorporated Dba American National Standards Institute), ASME-B18.5 (The American Society of Mechanical Engineers), MS35751-30 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 3 more.
There are 12 known substitutes for 5306-00-903-8593: 5306-00-265-0750, 5306-00-268-2440, 5306-01-460-3083 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 240054: Head Style: BUTTON; Fastener Length: 4.969 INCHES MINIMUM AND 5.031 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.250 INCHES IN; Head Height: 0.125 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN. 16 total characteristics are documented in the Federal Logistics Information System.
NSN 5306-00-903-8593 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.