PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

278-65Bolt,clevis

Donallco Inc · NSN 5306-00-151-3328 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-151-3328 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-151-3328. Primary manufacturer part number: 278-65.
Features
  • Bolt,clevis — FSC 5306
  • Head Style: BUTTON
  • Internal Drive Style: SLOT
  • Thread Direction: RIGHT-HAND
  • Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
  • Nominal Thread Diameter: 0.250 INCHES IN
  • Thread Class: 3A A
  • Thread Quantity Per Inch: 28
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 4140 or Steel Comp 8740 or Steel Comp 8630 or Steel Comp 8735 or Steel Comp 4130 or Steel Comp 4037 Overall construction
General Description

The Bolt,clevis, cataloged under National Stock Number 5306-00-151-3328, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Donallco Inc. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-151-3328
Primary Part Number278-65
Item NameBolt,clevis
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerDonallco Inc
StatusACTIVE
Head StyleBUTTON
Internal Drive StyleSLOT
Thread DirectionRIGHT-HAND
Hardness Rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
Nominal Thread Diameter0.250 INCHES IN
Thread Class3A A
Thread Quantity Per Inch28
Material Document and ClassificationMIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 5TH MATERIAL RESPONSE OR AMS 6300 ASSN STD 6TH MATERIAL RESPONSE OVERALL
Thread Length0.273 INCHES MINIMUM IN
Shank Unthreaded Hole Diameter0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST HOLE IN
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Groove Diameter0.191 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationQQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Head Height0.125 INCHES NOMINAL IN
Head Diameter0.500 INCHES NOMINAL IN
Thread Series DesignatorUNF
MaterialSTEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL
Minimum Tensile Strength125000 POUNDS PER SQUARE INCH LBS
Distance From Head Largest Bearing Surface to Shank Hole Center3.984 INCHES MINIMUM AND 4.016 INCHES MAXIMUM FIRST HOLE IN
Fastener Length4.156 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3020-00-064-5810827-867-021 INTERCHANGEABLE
Gear,spur
Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots
5950-01-037-6900 INTERCHANGEABLE
Coil,radio Frequency
3040-01-247-091426382 INTERCHANGEABLE
Piston,linear Actuating Cylinder
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
2520-01-358-1941278/65 INTERCHANGEABLE
Axle Assembly,automotive,driving
Dana Off Highway Products, Llc
Cross-Reference Index
Part NumberManufacturer
278-65 Donallco Inc (USA)
AN24-66 Aeronautical Standards Group Dept of Navy and Air Force (USA)
278-65 Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA)
Related Parts
3020-00-064-5810INTERCHANGEABLE
GEAR,SPUR
827-867-021
5950-01-037-6900INTERCHANGEABLE
COIL,RADIO FREQUENCY
3040-01-247-0914INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER
26382
2520-01-358-1941INTERCHANGEABLE
AXLE ASSEMBLY,AUTOMOTIVE,DRIVING
278/65

Frequently Asked Questions

What is NSN 5306-00-151-3328?

NSN 5306-00-151-3328 is a Bolt,clevis, manufactured by Donallco Inc, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-151-3328?

NSN 5306-00-151-3328 has 3 cross-referenced part numbers: 278-65 (Donallco Inc), AN24-66 (Aeronautical Standards Group Dept of Navy and Air Force), 278-65 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).

What NSN replaces 5306-00-151-3328?

There are 4 known substitutes for 5306-00-151-3328: 3020-00-064-5810, 5950-01-037-6900, 3040-01-247-0914 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 278-65?

Key specifications for 278-65: Head Style: BUTTON; Internal Drive Style: SLOT; Thread Direction: RIGHT-HAND; 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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