PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S155ABolt,machine

Cummins Inc. · NSN 5306-00-206-4336 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-206-4336 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-206-4336. Primary manufacturer part number: S155A.
Features
  • Bolt,machine — FSC 5306
  • Thread Quantity Per Inch: 18
  • Width Between Flats: 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
  • Fastener Length: 2.750 INCHES NOMINAL IN
  • Thread Class: 2A A
  • Nominal Thread Diameter: 0.312 INCHES IN
  • Material Document and Classification: SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Head Style: HEXAGON
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 5306-00-206-4336, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 17 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
NSN5306-00-206-4336
Primary Part NumberS155A
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerCummins Inc.
StatusACTIVE
Thread Quantity Per Inch18
Width Between Flats0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Fastener Length2.750 INCHES NOMINAL IN
Thread Class2A A
Nominal Thread Diameter0.312 INCHES IN
Material Document and ClassificationSAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Head StyleHEXAGON
Minimum Tensile Strength69000 POUNDS PER SQUARE INCH LBS
Thread Length0.875 INCHES MINIMUM IN
Hardness Rating100.0 ROCKWELL B MAXIMUM OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Grip Length1.875 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Nondefinitive Spec/std Data2 TYPE AND 10P STYLE
Thread DirectionRIGHT-HAND
Head Height0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN
Features ProvidedFINISHED HEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5306-00-225-8516MS90725-52 SUCCESSOR
Bolt,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-00-225-9095MS90726-40 SUCCESSOR
Bolt,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-00-226-4824AEB02C312625WA6AA1 SUCCESSOR
Bolt,machine
The American Society of Mechanical Engineers
5306-00-226-4838AEB02C312C25AW9A91 SUCCESSOR
Bolt,machine
The American Society of Mechanical Engineers
5306-00-226-4840B1821BH031C375N SUCCESSOR
Bolt,machine
American National Standards Institute Incorporated Dba American National Standards Institute
Bolt,machine
5306-00-469-0516000-14671PC60 SUCCESSOR
Bolt,machine
Sparling Instruments, Incorporated
5306-00-050-1237AEB02F312625AW9A91 SUCCESSOR
Bolt,machine
The American Society of Mechanical Engineers
5306-00-051-4086B1821BH031F300N SUCCESSOR
Bolt,machine
American National Standards Institute Incorporated Dba American National Standards Institute
5306-00-051-4087AEB02F312C25AW9A91 SUCCESSOR
Bolt,machine
The American Society of Mechanical Engineers
Cross-Reference Index
Part NumberManufacturer
FFS85 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
S155A PRIMARY Cummins Inc. (USA)
Related Parts
5306-00-225-8516SUCCESSOR
BOLT,MACHINE
MS90725-52
5306-00-225-9095SUCCESSOR
BOLT,MACHINE
MS90726-40
5306-00-226-4824SUCCESSOR
BOLT,MACHINE
AEB02C312625WA6AA1
5306-00-226-4838SUCCESSOR
BOLT,MACHINE
AEB02C312C25AW9A91
5306-00-226-4840SUCCESSOR
BOLT,MACHINE
B1821BH031C375N
5306-00-270-8275SUCCESSOR
BOLT,MACHINE
5306-00-469-0516SUCCESSOR
BOLT,MACHINE
000-14671PC60
5306-00-050-1237SUCCESSOR
BOLT,MACHINE
AEB02F312625AW9A91
5306-00-051-4086SUCCESSOR
BOLT,MACHINE
B1821BH031F300N
5306-00-051-4087SUCCESSOR
BOLT,MACHINE
AEB02F312C25AW9A91
5306-00-051-4091SUCCESSOR
BOLT,MACHINE
B1821BH031F425N
5306-00-051-4092SUCCESSOR
BOLT,MACHINE
B1821BH031F450N

Frequently Asked Questions

What is NSN 5306-00-206-4336?

NSN 5306-00-206-4336 is a Bolt,machine, manufactured by Cummins Inc., classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-206-4336?

NSN 5306-00-206-4336 has 2 cross-referenced part numbers: FFS85 (Federal Specifications Promulgated by General Services Administration Washington DC), S155A (Cummins Inc.).

What NSN replaces 5306-00-206-4336?

There are 12 known substitutes for 5306-00-206-4336: 5306-00-225-8516, 5306-00-225-9095, 5306-00-226-4824 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S155A?

Key specifications for S155A: Thread Quantity Per Inch: 18; Width Between Flats: 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Fastener Length: 2.750 INCHES NOMINAL IN; Thread Class: 2A A. 17 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com