PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26198Bolt,externally Relieved Body

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 5306-00-151-3961 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-151-3961 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-151-3961. Primary manufacturer part number: 26198.
Features
  • Bolt,externally Relieved Body — FSC 5306
  • Externally Relieved Body Diameter Quantity: 1
  • Distance From Largest Bearing Surface of Head to End of Fifth Diameter: 0.344 INCHES NOMINAL IN
  • Shank Unthreaded Hole Diameter: 0.094 INCHES NOMINAL FIRST HOLE IN
  • Distance From Head Largest Bearing Surface to Shank Hole Center: 1.688 INCHES NOMINAL FIRST HOLE IN
  • Width Between Flats: 0.460 INCHES MINIMUM AND 0.464 INCHES MAXIMUM IN
  • Head Style: HEXAGON
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Bolt,externally Relieved Body, cataloged under National Stock Number 5306-00-151-3961, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-151-3961
Primary Part Number26198
Item NameBolt,externally Relieved Body
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusACTIVE
Externally Relieved Body Diameter Quantity1
Distance From Largest Bearing Surface of Head to End of Fifth Diameter0.344 INCHES NOMINAL IN
Shank Unthreaded Hole Diameter0.094 INCHES NOMINAL FIRST HOLE IN
Distance From Head Largest Bearing Surface to Shank Hole Center1.688 INCHES NOMINAL FIRST HOLE IN
Width Between Flats0.460 INCHES MINIMUM AND 0.464 INCHES MAXIMUM IN
Head StyleHEXAGON
Thread DirectionRIGHT-HAND
Thread Length0.375 INCHES MINIMUM IN
Head Height0.125 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Fastener Length1.797 INCHES NOMINAL IN
Thread Series DesignatorUNF
Nominal Thread Diameter0.312 INCHES IN
Thread Quantity Per Inch24
Thread Class3A A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5935-00-284-394826-198 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corp Div Amphenol Aerospace Operations
Cross-Reference Index
Part NumberManufacturer
26198 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
Related Parts
5935-00-284-3948INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
26-198

Frequently Asked Questions

What is NSN 5306-00-151-3961?

NSN 5306-00-151-3961 is a Bolt,externally Relieved Body, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-151-3961?

NSN 5306-00-151-3961 has 1 cross-referenced part number: 26198 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).

What NSN replaces 5306-00-151-3961?

There is 1 known substitute for 5306-00-151-3961: 5935-00-284-3948. Verify interchangeability with system specifications before substitution.

What are the specifications of 26198?

Key specifications for 26198: Externally Relieved Body Diameter Quantity: 1; Distance From Largest Bearing Surface of Head to End of Fifth Diameter: 0.344 INCHES NOMINAL IN; Shank Unthreaded Hole Diameter: 0.094 INCHES NOMINAL FIRST HOLE IN; Distance From Head Largest Bearing Surface to Shank Hole Center: 1.688 INCHES NOMINAL FIRST HOLE IN. 15 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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