PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3965Bolt,ribbed Shoulder

Kelsey-Hayes Co French and Hecht Div · NSN 5306-00-601-5106 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-601-5106 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-601-5106. Primary manufacturer part number: 3965.
Features
  • Bolt,ribbed Shoulder — FSC 5306
  • Head Style: PAN NO. 2
  • Head Height: 0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN
  • Rib Quantity: 39
  • Minimum Tensile Strength: 110000 POUNDS PER SQUARE INCH LBS
  • Shoulder Shape: RIBBED FIRST SHOULDER
  • Material: STEEL COMP 1020 OVERALL
  • Hardness Rating: 207.0 BRINELL STANDARD MINIMUM AND 248.0 BRINELL STANDARD MAXIMUM OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1020 Overall construction
General Description

The Bolt,ribbed Shoulder, cataloged under National Stock Number 5306-00-601-5106, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Kelsey-Hayes Co French and Hecht Div. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-601-5106
Primary Part Number3965
Item NameBolt,ribbed Shoulder
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerKelsey-Hayes Co French and Hecht Div
StatusACTIVE
Head StylePAN NO. 2
Head Height0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN
Rib Quantity39
Minimum Tensile Strength110000 POUNDS PER SQUARE INCH LBS
Shoulder ShapeRIBBED FIRST SHOULDER
MaterialSTEEL COMP 1020 OVERALL
Hardness Rating207.0 BRINELL STANDARD MINIMUM AND 248.0 BRINELL STANDARD MAXIMUM OVERALL
Material Document and ClassificationQQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Nominal Thread Diameter0.500 INCHES IN
Rib Major Diameter0.612 INCHES MINIMUM AND 0.617 INCHES MAXIMUM IN
Thread Quantity Per Inch20
Distance From Largest Diameter of Bearing Surface of Head to Ribs0.062 INCHES NOMINAL IN
Features ProvidedCASEHARDENED
Shoulder Length0.356 INCHES MINIMUM AND 0.366 INCHES MAXIMUM FIRST SHOULDER IN
Thread Series DesignatorUNF
Shoulder Diameter0.588 INCHES MINIMUM AND 0.593 INCHES MAXIMUM FIRST SHOULDER IN
Thread Class2A A
Rib Length0.298 INCHES MINIMUM AND 0.303 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Head Diameter0.812 INCHES NOMINAL IN
Fastener Length1.500 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN
Thread Length1.000 INCHES MINIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5961-00-009-64903965 INTERCHANGEABLE
Semiconductor Device,diode
General Microwave Corporation Div Kratos Microwave Electronics
6670-00-071-624636-11-1-32 INTERCHANGEABLE
Load Cell,force-Weight
Celtech Corporation Div Use CAGE 65552 for All Orders
5340-00-075-989910105385-7 INTERCHANGEABLE
Plate,mending
Us Army Aviation and Missile Command
5910-00-118-9967921-0032-010 INTERCHANGEABLE
Capacitor,variable,air Dielectri
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
6240-00-143-75103965 INTERCHANGEABLE
Lamp,incandescent
Aimtron Systems, Llc
5950-00-242-2412SA112 INTERCHANGEABLE
Transformer,radio Frequency
Pax Mfg Corp Hammarlund Mfg Co Div
6680-00-400-3847BTV3-4C INTERCHANGEABLE
Meter,flow Rate Indicating
Hersey Measurement Co Div of Miller Industries Inc
5310-00-576-9739396-5 INTERCHANGEABLE
Washer,flat
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
5905-01-050-031492J2K2 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
1650-01-200-64003965 INTERCHANGEABLE
Cartridge,hydraulic
Pneudraulics, Inc.
Cross-Reference Index
Part NumberManufacturer
3965 Kelsey-Hayes Co French and Hecht Div (USA)
ES146E Waldon Inc (USA)
Related Parts
5961-00-009-6490INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
3965
6670-00-071-6246INTERCHANGEABLE
LOAD CELL,FORCE-WEIGHT
36-11-1-32
5340-00-075-9899INTERCHANGEABLE
PLATE,MENDING
10105385-7
5910-00-118-9967INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
921-0032-010
6240-00-143-7510INTERCHANGEABLE
LAMP,INCANDESCENT
3965
5950-00-242-2412INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
SA112
6680-00-400-3847INTERCHANGEABLE
METER,FLOW RATE INDICATING
BTV3-4C
5310-00-576-9739INTERCHANGEABLE
WASHER,FLAT
396-5
5905-01-050-0314INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
92J2K2
1650-01-200-6400INTERCHANGEABLE
CARTRIDGE,HYDRAULIC
3965
5330-01-242-0748INTERCHANGEABLE
GASKET
396-5
6520-01-282-8907INTERCHANGEABLE
CROWN,DENTAL,TEMPORARY
7000053369

Frequently Asked Questions

What is NSN 5306-00-601-5106?

NSN 5306-00-601-5106 is a Bolt,ribbed Shoulder, manufactured by Kelsey-Hayes Co French and Hecht Div, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-601-5106?

NSN 5306-00-601-5106 has 2 cross-referenced part numbers: 3965 (Kelsey-Hayes Co French and Hecht Div), ES146E (Waldon Inc).

What NSN replaces 5306-00-601-5106?

There are 12 known substitutes for 5306-00-601-5106: 5961-00-009-6490, 6670-00-071-6246, 5340-00-075-9899 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3965?

Key specifications for 3965: Head Style: PAN NO. 2; Head Height: 0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN; Rib Quantity: 39; Minimum Tensile Strength: 110000 POUNDS PER SQUARE INCH LBS. 22 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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