The Bolt,square Neck, cataloged under National Stock Number 5306-00-089-0174, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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 | 5306-00-089-0174 |
| Primary Part Number | FF-B-584 |
| Item Name | Bolt,square Neck |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Neck Width | 0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment | ZINC OVERALL |
| Material Document and Classification | SAE GR 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Fastener Length | 4.469 INCHES MINIMUM AND 4.531 INCHES MAXIMUM IN |
| Head Height | 0.125 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Diameter | 0.563 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN |
| Neck Length | 0.125 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 20 |
| Material | STEEL OVERALL |
| Surface Treatment Document and Classification | ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Minimum Tensile Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Hardness Rating | 95.0 ROCKWELL B MAXIMUM OVERALL |
| Head Style | BUTTON |
| Thread Length | 0.750 INCHES MINIMUM IN |
| Thread Class | 2A A |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FF-B-584 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| NASM35751 | Aerospace Industries Association of America Inc |
| ASME-B18.5 | The American Society of Mechanical Engineers (USA) |
| ANSI B18.5 | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| MS35751-29 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5306-00-089-0174 is a Bolt,square Neck, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-089-0174 has 5 cross-referenced part numbers: FF-B-584 (Federal Specifications Promulgated by General Services Administration Washington DC), NASM35751 (Aerospace Industries Association of America Inc), ASME-B18.5 (The American Society of Mechanical Engineers), ANSI B18.5 (American National Standards Institute Incorporated Dba American National Standards Institute), MS35751-29 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).
There are 12 known substitutes for 5306-00-089-0174: 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 FF-B-584: Neck Width: 0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Surface Treatment: ZINC OVERALL; Material Document and Classification: SAE GR 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 18 total characteristics are documented in the Federal Logistics Information System.