The Bolt,machine, cataloged under National Stock Number 5306-00-299-2343, 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 2 commercial cross-references from 2 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 | 5306-00-299-2343 |
| Primary Part Number | FFB575 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | CANCELLED |
| Features Provided | FINISHED HEAD |
| Head Height | 0.531 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.875 INCHES IN |
| Thread Class | 2A A |
| Minimum Tensile Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Fastener Length | 4.000 INCHES NOMINAL IN |
| Width Between Flats | 1.269 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN |
| Thread Length | 2.000 INCHES MINIMUM IN |
| Head Style | HEXAGON |
| Material Document and Classification | SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | ZINC OVERALL |
| Nondefinitive Spec/std Data | 2 TYPE AND 2 GRADE |
| Hardness Rating | 95.0 ROCKWELL B MAXIMUM OVERALL |
| Material | STEEL OVERALL |
| Surface Treatment Document and Classification | QQ-Z-325,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Thread Quantity Per Inch | 9 |
| Thread Direction | RIGHT-HAND |
| Acquisition Status | CANCELLED |
| Successor | 5306-00-010-2484 (102484) |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FFB575 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| MILB857TYPE2GRADE2 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5306-00-299-2343 is a Bolt,machine, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5306 (No Item Name Available). Status: cancelled.
NSN 5306-00-299-2343 has 2 cross-referenced part numbers: FFB575 (Federal Specifications Promulgated by General Services Administration Washington DC), MILB857TYPE2GRADE2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 12 known substitutes for 5306-00-299-2343: 5306-00-010-2484, 5306-00-010-2495, 5306-00-010-9177 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for FFB575: Features Provided: FINISHED HEAD; Head Height: 0.531 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.875 INCHES IN; Thread Class: 2A A. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 5306-00-299-2343 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.