PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S18577Stud,ball

Columbus Auto Parts Co · NSN 5307-00-899-3246 · FSC 5307 · No Item Name Available
Verified by PartsTable
NSN 5307-00-899-3246 — this item is cataloged by the U.S. Government under National Stock Number 5307-00-899-3246. Primary manufacturer part number: S18577.
Features
  • Stud,ball — FSC 5307
  • Thread Length: 1.156 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
  • Material Document and Classification: 66 FED STD 1ST MATERIAL RESPONSE AND AISI ASSN STD 2ND MATERIAL RESPONSE AND SAE ASSN STD 3RD MATERIAL RESPONSE
  • Material: STEEL COMP 8620 OR STEEL COMP 8640
  • Distance From Spherical Head Centerline to Head End: 0.688 INCHES NOMINAL IN
  • Taper Minor Diameter: 1.076 INCHES MINIMUM AND 1.080 INCHES MAXIMUM IN
  • Neck Diameter: 0.938 INCHES NOMINAL IN
  • Surface Treatment: ZINC AND CHROMATE OVERALL
Applications
  • Applications requiring Steel Comp 8620 or Steel Comp 8640 construction
General Description

The Stud,ball, cataloged under National Stock Number 5307-00-899-3246, is classified within Federal Supply Class 5307 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Columbus Auto Parts Co. Government technical data includes 18 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
NSN5307-00-899-3246
Primary Part NumberS18577
Item NameStud,ball
FSC / FSG5307 / 53 — No Item Name Available
ManufacturerColumbus Auto Parts Co
StatusACTIVE
Thread Length1.156 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Material Document and Classification66 FED STD 1ST MATERIAL RESPONSE AND AISI ASSN STD 2ND MATERIAL RESPONSE AND SAE ASSN STD 3RD MATERIAL RESPONSE
MaterialSTEEL COMP 8620 OR STEEL COMP 8640
Distance From Spherical Head Centerline to Head End0.688 INCHES NOMINAL IN
Taper Minor Diameter1.076 INCHES MINIMUM AND 1.080 INCHES MAXIMUM IN
Neck Diameter0.938 INCHES NOMINAL IN
Surface TreatmentZINC AND CHROMATE OVERALL
Thread Series DesignatorUNF LOCATION NOT OTHERWISE SPECIFIED
Hardness Rating22.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
Distance From Cotter Pin Hole Centerline to Nut End0.266 INCHES NOMINAL FIRST HOLE IN
Head Diameter1.750 INCHES NOMINAL IN
Style DesignatorBALL
Thread DirectionRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
Thread Class3A LOCATION NOT OTHERWISE SPECIFIED A
Nominal Thread Size0.875 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
Cotter Pin Hole Diameter0.141 INCHES NOMINAL FIRST HOLE IN
Thread Quantity Per Inch14 LOCATION NOT OTHERWISE SPECIFIED
Body Length1.281 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6115-00-529-6791S18577 INTERCHANGEABLE
Converter,thermal Watt
H20 Tank Inc U S Motors Div
Cross-Reference Index
Part NumberManufacturer
S18577 Columbus Auto Parts Co (USA)
Related Parts
6115-00-529-6791INTERCHANGEABLE
CONVERTER,THERMAL WATT
S18577

Frequently Asked Questions

What is NSN 5307-00-899-3246?

NSN 5307-00-899-3246 is a Stud,ball, manufactured by Columbus Auto Parts Co, classified under FSC 5307 (No Item Name Available). Status: active.

What are the part numbers for NSN 5307-00-899-3246?

NSN 5307-00-899-3246 has 1 cross-referenced part number: S18577 (Columbus Auto Parts Co).

What NSN replaces 5307-00-899-3246?

There is 1 known substitute for 5307-00-899-3246: 6115-00-529-6791. Verify interchangeability with system specifications before substitution.

What are the specifications of S18577?

Key specifications for S18577: Thread Length: 1.156 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Material Document and Classification: 66 FED STD 1ST MATERIAL RESPONSE AND AISI ASSN STD 2ND MATERIAL RESPONSE AND SAE ASSN STD 3RD MATERIAL RESPONSE; Material: STEEL COMP 8620 OR STEEL COMP 8640; Distance From Spherical Head Centerline to Head End: 0.688 INCHES NOMINAL IN. 19 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