PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

102578Ring,externally Threaded

Massachusetts Institute of Technology · NSN 5365-00-913-8688 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-913-8688 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-913-8688. Primary manufacturer part number: 102578.
Features
  • Ring,externally Threaded — FSC 5365
  • Casehardening Indicator: NOT CASEHARDENED
  • Width: 0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
  • Screw Thread Series Designator: UNS
  • Bore Annular Internal Serration: NOT INCLUDED
  • Setscrew Locking Notch: NOT INCLUDED
  • Angle Between Accommodations in Deg: 180.0
  • Beveled Thread: NOT INCLUDED
Applications
  • Applications requiring Steel Comp 303 construction
General Description

The Ring,externally Threaded, cataloged under National Stock Number 5365-00-913-8688, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Massachusetts Institute of Technology. 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-00-913-8688
Primary Part Number102578
Item NameRing,externally Threaded
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerMassachusetts Institute of Technology
StatusACTIVE
Casehardening IndicatorNOT CASEHARDENED
Width0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
Screw Thread Series DesignatorUNS
Bore Annular Internal SerrationNOT INCLUDED
Setscrew Locking NotchNOT INCLUDED
Angle Between Accommodations in Deg180.0
Beveled ThreadNOT INCLUDED
Accommodation Type and Quantity2 SLOTS
Surface TreatmentPASSIVATE
MaterialSTEEL COMP 303
Depth0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Thread Size0.216-64
Bore ShapeSTRAIGHT
Thread Class3A A
Drive TypeSLOTTED FACE
Bore Diameter0.134 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5950-01-055-8475 INTERCHANGEABLE
Coil,radio Frequency
5950-01-417-204505015 INTERCHANGEABLE
Transformer,current
Magnetika Inc
Cross-Reference Index
Part NumberManufacturer
102578 The Boeing Company Div Legacy Boeing Hb1 (USA)
102578 PRIMARY Massachusetts Institute of Technology (USA)
Related Parts
5950-01-055-8475INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-01-417-2045INTERCHANGEABLE
TRANSFORMER,CURRENT
05015

Frequently Asked Questions

What is NSN 5365-00-913-8688?

NSN 5365-00-913-8688 is a Ring,externally Threaded, manufactured by Massachusetts Institute of Technology, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-00-913-8688?

NSN 5365-00-913-8688 has 2 cross-referenced part numbers: 102578 (The Boeing Company Div Legacy Boeing Hb1), 102578 (Massachusetts Institute of Technology).

What NSN replaces 5365-00-913-8688?

There are 2 known substitutes for 5365-00-913-8688: 5950-01-055-8475, 5950-01-417-2045. Verify interchangeability with system specifications before substitution.

What are the specifications of 102578?

Key specifications for 102578: Casehardening Indicator: NOT CASEHARDENED; Width: 0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN; Screw Thread Series Designator: UNS; Bore Annular Internal Serration: NOT INCLUDED. 18 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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