PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2018279Bolt,machine

Embraer Aviation International · NSN 5306-00-151-2666 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-151-2666 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-151-2666. Primary manufacturer part number: 2018279.
Features
  • Bolt,machine — FSC 5306
  • Fastener Length: 1.656 INCHES NOMINAL IN
  • Thread Class: 3A A
  • Material Document and Classification: MIL-B-6812 MIL SPEC ALL MATERIAL RESPONSES OVERALL
  • Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
  • Nominal Thread Diameter: 0.250 INCHES IN
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Minimum Tensile Strength: 125000 POUNDS PER SQUARE INCH LBS
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 4037 or Steel Comp 4130 or Steel Comp 8630 or Steel Comp 8735 or Steel Comp 8740 or Steel Comp 4140 Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-00-151-2666, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Embraer Aviation International. Government technical data includes 20 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-151-2666
Primary Part Number2018279
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerEmbraer Aviation International
StatusACTIVE
Fastener Length1.656 INCHES NOMINAL IN
Thread Class3A A
Material Document and ClassificationMIL-B-6812 MIL SPEC ALL MATERIAL RESPONSES OVERALL
Hardness Rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
Nominal Thread Diameter0.250 INCHES IN
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Minimum Tensile Strength125000 POUNDS PER SQUARE INCH LBS
Thread Series DesignatorUNF
Distance From Head Largest Bearing Surface to Shank Hole Center1.500 INCHES NOMINAL FIRST HOLE IN
Features ProvidedFINISHED HEAD
MaterialSTEEL COMP 4037 OR STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 8740 OR STEEL COMP 4140 OVERALL
Thread Length0.468 INCHES MINIMUM IN
Width Between Flats0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
Shank Unthreaded Hole Diameter0.076 INCHES NOMINAL FIRST HOLE IN
Grip Length1.188 INCHES NOMINAL IN
Thread Quantity Per Inch28
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
Head Height0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Head StyleHEXAGON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6515-00-985-710990-2387 SUCCESSOR
Forceps,hysterectomy
Sklar Corporation Dba Sklar Instruments
5330-00-239-8733287-1062-7 INTERCHANGEABLE
Packing with Retainer
Raytheon Company Div Corp
5306-00-843-5674400110 INTERCHANGEABLE
Bolt,special
Load King, Llc Div Load King
5950-00-918-473235696 INTERCHANGEABLE
Transformer,power
Freed Transformer Co
3020-01-175-4818400-110 INTERCHANGEABLE
Gear,antibacklash,spur
The Raymond Corp Dba Raymond Sales Corp Div the Raymond Corporation
Cross-Reference Index
Part NumberManufacturer
2018279 Embraer Aviation International (FRA)
AN4-15 Aeronautical Standards Group Dept of Navy and Air Force (USA)
400 110 Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company (USA)
2018279 Embraer Empresa Brasileira De Aeronautica Sa (BRA)
2018279 Embraer S.a. (BRA)
Related Parts
6515-00-985-7109SUCCESSOR
FORCEPS,HYSTERECTOMY
90-2387
5330-00-239-8733INTERCHANGEABLE
PACKING WITH RETAINER
287-1062-7
5306-00-843-5674INTERCHANGEABLE
BOLT,SPECIAL
400110
5950-00-918-4732INTERCHANGEABLE
TRANSFORMER,POWER
35696
3020-01-175-4818INTERCHANGEABLE
GEAR,ANTIBACKLASH,SPUR
400-110

Frequently Asked Questions

What is NSN 5306-00-151-2666?

NSN 5306-00-151-2666 is a Bolt,machine, manufactured by Embraer Aviation International, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-151-2666?

NSN 5306-00-151-2666 has 5 cross-referenced part numbers: 2018279 (Embraer Aviation International), AN4-15 (Aeronautical Standards Group Dept of Navy and Air Force), 400 110 (Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company), 2018279 (Embraer Empresa Brasileira De Aeronautica Sa), 2018279 (Embraer S.a.).

What NSN replaces 5306-00-151-2666?

There are 5 known substitutes for 5306-00-151-2666: 6515-00-985-7109, 5330-00-239-8733, 5306-00-843-5674 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2018279?

Key specifications for 2018279: Fastener Length: 1.656 INCHES NOMINAL IN; Thread Class: 3A A; Material Document and Classification: MIL-B-6812 MIL SPEC ALL MATERIAL RESPONSES OVERALL; Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL. 20 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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