The Bolt,machine, cataloged under National Stock Number 5306-00-660-2734, 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 | 5306-00-660-2734 |
| Primary Part Number | FFB575TYPE1GRADE1 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | CANCELLED |
| Surface Treatment | ZINC OVERALL |
| Surface Treatment Document and Classification | QQ-Z-325,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Features Provided | UNFINISHED HEAD |
| Material Document and Classification | FF-B-575,GR 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nondefinitive Spec/std Data | 1 TYPE AND 1 GRADE |
| Material | STEEL OVERALL |
| Fastener Length | 2.250 INCHES NOMINAL IN |
| Head Style | SQUARE |
| Head Height | 0.476 INCHES MINIMUM AND 0.524 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 10 |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Thread Length | 1.750 INCHES MINIMUM IN |
| Thread Class | 2A A |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Width Between Flats | 1.088 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| Hardness Rating | 95.0 ROCKWELL B MAXIMUM OVERALL |
| Minimum Tensile Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Acquisition Status | CANCELLED |
| Successor | 5306-00-685-2832 |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FFB575TYPE1GRADE1 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 24-026 | Tennessee Valley Authority (USA) |
NSN 5306-00-660-2734 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 5306-00-660-2734 has 2 cross-referenced part numbers: FFB575TYPE1GRADE1 (Federal Specifications Promulgated by General Services Administration Washington DC), 24-026 (Tennessee Valley Authority).
There are 12 known substitutes for 5306-00-660-2734: 5306-00-688-1411, 5306-00-685-2832, 5306-00-685-2875 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for FFB575TYPE1GRADE1: Surface Treatment: ZINC OVERALL; Surface Treatment Document and Classification: QQ-Z-325,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Features Provided: UNFINISHED HEAD; Material Document and Classification: FF-B-575,GR 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 5306-00-660-2734 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.