PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S1617Bolt,machine

Caterpillar Inc Div Caterpillar Defense · NSN 5306-00-814-6597 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-814-6597 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-814-6597. Primary manufacturer part number: S1617.
Features
  • Bolt,machine — FSC 5306
  • Thread Class: 2A A
  • Material: STEEL OVERALL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Fastener Length: 0.750 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Thread Length: 0.563 INCHES MINIMUM IN
  • Thread Quantity Per Inch: 18
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-00-814-6597, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN5306-00-814-6597
Primary Part NumberS1617
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Thread Class2A A
MaterialSTEEL OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Fastener Length0.750 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Thread Length0.563 INCHES MINIMUM IN
Thread Quantity Per Inch18
Nominal Thread Diameter0.312 INCHES IN
Width Between Flats0.500 INCHES NOMINAL IN
Features ProvidedFINISHED HEAD
Head Height0.211 INCHES NOMINAL IN
Head StyleHEXAGON
Grip Length0.188 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2805-00-165-95583632805-820400 INTERCHANGEABLE
Valve,poppet,engine
Chief of Engineers Dept of Army
5305-00-226-4825AES01C312750AZ0A81 INTERCHANGEABLE
Screw,cap,hexagon Head
The American Society of Mechanical Engineers
5306-00-274-0952649454 INTERCHANGEABLE
Bolt,machine
Am General Llc
2530-00-430-1862S1617KIT INTERCHANGEABLE
Lining,friction
Cmbf Products Inc
4820-00-738-4432 INTERCHANGEABLE
Disk,valve
Cross-Reference Index
Part NumberManufacturer
S1617 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
S1617 Hastings Deering (aust) Pty Ltd (AUS)
S1617 Westrac Pty Ltd (AUS)
S1617 William Adams Pty Ltd (AUS)
Related Parts
2805-00-165-9558INTERCHANGEABLE
VALVE,POPPET,ENGINE
3632805-820400
5305-00-226-4825INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
AES01C312750AZ0A81
5306-00-274-0952INTERCHANGEABLE
BOLT,MACHINE
649454
2530-00-430-1862INTERCHANGEABLE
LINING,FRICTION
S1617KIT
4820-00-738-4432INTERCHANGEABLE
DISK,VALVE

Frequently Asked Questions

What is NSN 5306-00-814-6597?

NSN 5306-00-814-6597 is a Bolt,machine, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-814-6597?

NSN 5306-00-814-6597 has 4 cross-referenced part numbers: S1617 (Caterpillar Inc Div Caterpillar Defense), S1617 (Hastings Deering (aust) Pty Ltd), S1617 (Westrac Pty Ltd), S1617 (William Adams Pty Ltd).

What NSN replaces 5306-00-814-6597?

There are 5 known substitutes for 5306-00-814-6597: 2805-00-165-9558, 5305-00-226-4825, 5306-00-274-0952 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S1617?

Key specifications for S1617: Thread Class: 2A A; Material: STEEL OVERALL; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Fastener Length: 0.750 INCHES NOMINAL IN. 13 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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