The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-053-8934, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The Boeing Company Div Commercial. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-053-8934 |
| Primary Part Number | BACB30NF4-6 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | The Boeing Company Div Commercial |
| Status | ACTIVE |
| Grip Length | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| Grip Diameter | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Surface Finish | 32.0 MICROINCHES GRIP |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Fastener Length | 0.749 INCHES MINIMUM AND 0.779 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Material | STEEL COMP E4340 OR STEEL COMP 4340 OR STEEL COMP 8740 OVERALL |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Minimum Tensile Strength | 140000 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 28 |
| Head Height | 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN |
| Head Style | UNDERCUT HEXAGON |
| Thread Class | 3A A |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Length | 0.364 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN |
| Width Between Flats | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| BACB30NF4-6 | The Boeing Company Div Defense (USA) |
| BACB30NF4-6 PRIMARY | The Boeing Company Div Commercial (USA) |
| BACB30NF4-6 | Boeing Defence Australia Ltd (AUS) |
| BACB30NF4-6 | Boeing Defence Australia Ltd Div Defense, Space & Security (AUS) |
NSN 5306-01-053-8934 is a Bolt,close Tolerance, manufactured by The Boeing Company Div Commercial, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-01-053-8934 has 4 cross-referenced part numbers: BACB30NF4-6 (The Boeing Company Div Defense), BACB30NF4-6 (The Boeing Company Div Commercial), BACB30NF4-6 (Boeing Defence Australia Ltd), BACB30NF4-6 (Boeing Defence Australia Ltd Div Defense, Space & Security).
There is 1 known substitute for 5306-01-053-8934: 5306-01-106-5220. Verify interchangeability with system specifications before substitution.
Key specifications for BACB30NF4-6: Grip Length: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN; Grip Diameter: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN; Surface Finish: 32.0 MICROINCHES GRIP; Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF). 19 total characteristics are documented in the Federal Logistics Information System.