PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NAS6604-6Bolt,shear

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5306-01-106-5220 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-01-106-5220 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-106-5220. Primary manufacturer part number: NAS6604-6.
Features
  • Bolt,shear — FSC 5306
  • Nominal Thread Diameter: 0.250 INCHES IN
  • Material Document and Classification: MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL
  • Surface Finish: 32.0 MICROINCHES THREADS
  • Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD
  • Hardness Rating: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
  • Surface Treatment Document and Classification: QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Material: STEEL COMP E4340 OR STEEL COMP 8740 OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp E4340 or Steel Comp 8740 Overall construction
General Description

The Bolt,shear, cataloged under National Stock Number 5306-01-106-5220, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5306-01-106-5220
Primary Part NumberNAS6604-6
Item NameBolt,shear
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Nominal Thread Diameter0.250 INCHES IN
Material Document and ClassificationMIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL
Surface Finish32.0 MICROINCHES THREADS
Surface Finish32.0 MICROINCHES BEARING SURFACE OF HEAD
Hardness Rating36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
Surface Treatment Document and ClassificationQQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MaterialSTEEL COMP E4340 OR STEEL COMP 8740 OVERALL
Surface Finish32.0 MICROINCHES GRIP
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF)
Specification/standard Data80205-NAS6604 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Thread Quantity Per Inch28
Thread Class3A A
Thread DirectionRIGHT-HAND
Grip Diameter0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
Head StyleDISHED HEXAGON
Width Between Flats0.429 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
Thread Length0.400 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
Fastener Length0.785 INCHES MINIMUM AND 0.815 INCHES MAXIMUM IN
Minimum Tensile Strength160000 POUNDS PER SQUARE INCH LBS
Grip Length0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
Head Height0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5306-01-053-8934 (BACB30NF4-6)
HAZMATNo
Verified Substitutes 3
No Item Name Available
5306-01-053-8934BACB30NF4-6 SUCCESSOR
Bolt,close Tolerance
The Boeing Company Div Commercial
4920-00-772-2428311-001 INTERCHANGEABLE
Valve,push Button
Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc
Cross-Reference Index
Part NumberManufacturer
5306PL1497719 Jednolity Indeks Materialowy - Uniform Material Index (POL)
10115721 Nimikkeistokeskus Ncb Finland (FIN)
BACB30NF4-6 The Boeing Company Div Defense (USA)
NAS6604-6 Leonardo Spa Helicopters Division - Production Site (ITA)
BACB30NE4-6 The Boeing Company Div Defense (USA)
NAS6604-6 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
932.35.14.106 Pilatus Aircraft Ltd (CHE)
Related Parts
SUCCESSOR 5306-01-053-8934 Bolt,close Tolerance · BACB30NF4-6
5306-01-049-4032SUCCESSOR
NO ITEM NAME AVAILABLE
4920-00-772-2428INTERCHANGEABLE
VALVE,PUSH BUTTON
311-001

Frequently Asked Questions

What is NSN 5306-01-106-5220?

NSN 5306-01-106-5220 is a Bolt,shear, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5306 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5306-01-106-5220?

NSN 5306-01-106-5220 has 7 cross-referenced part numbers: 5306PL1497719 (Jednolity Indeks Materialowy - Uniform Material Index), 10115721 (Nimikkeistokeskus Ncb Finland), BACB30NF4-6 (The Boeing Company Div Defense), NAS6604-6 (Leonardo Spa Helicopters Division - Production Site), BACB30NE4-6 (The Boeing Company Div Defense) and 2 more.

What NSN replaces 5306-01-106-5220?

There are 3 known substitutes for 5306-01-106-5220: 5306-01-049-4032, 5306-01-053-8934, 4920-00-772-2428. Verify interchangeability with system specifications before substitution.

What are the specifications of NAS6604-6?

Key specifications for NAS6604-6: Nominal Thread Diameter: 0.250 INCHES IN; Material Document and Classification: MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL; Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD. 22 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5306-01-106-5220 still in active supply?

NSN 5306-01-106-5220 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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