PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18542Ring,externally Threaded

Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. · NSN 5365-00-980-6925 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-980-6925 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-980-6925. Primary manufacturer part number: 18542.
Features
  • Ring,externally Threaded — FSC 5365
  • Thread Class: 2A A
  • Chamfer Length: 0.060 INCHES NOMINAL IN
  • Screw Thread Series Designator: UNF
  • Thread Direction: RIGHT-HAND
  • Bore Edge Process: CHAMFERED
  • Setscrew Locking Notch: NOT INCLUDED
  • Material: STEEL COMP 303
Applications
  • Applications requiring Steel Comp 303 construction
General Description

The Ring,externally Threaded, cataloged under National Stock Number 5365-00-980-6925, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.. Government technical data includes 21 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-00-980-6925
Primary Part Number18542
Item NameRing,externally Threaded
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerMeggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
StatusACTIVE
Thread Class2A A
Chamfer Length0.060 INCHES NOMINAL IN
Screw Thread Series DesignatorUNF
Thread DirectionRIGHT-HAND
Bore Edge ProcessCHAMFERED
Setscrew Locking NotchNOT INCLUDED
MaterialSTEEL COMP 303
Surface TreatmentPASSIVATE
Process End LocationEND OPPOSITE DRIVE END
Angle Between Accommodations in Deg180.0
Beveled ThreadNOT INCLUDED
Bore Annular Internal SerrationNOT INCLUDED
Accommodation Type and Quantity2 SLOTS
Width0.060 INCHES NOMINAL IN
Depth0.060 INCHES NOMINAL IN
Chamfer Angle in Deg60.0
Bore ShapeSTRAIGHT
Casehardening IndicatorNOT CASEHARDENED
Thread Size1/2 IN.-20 IN
Bore Diameter0.350 INCHES NOMINAL IN
Drive TypeSLOTTED FACE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4820-00-116-28341854-2 INTERCHANGEABLE
Seat
Tescom Corp Dba Tescom Div Tescom
6625-00-444-0048 INTERCHANGEABLE
Meter,special Scale
5306-00-514-8458460D1-0562 INTERCHANGEABLE
Bolt,shoulder
Kurz & Root Generator Company, Llc
6145-00-577-3418 INTERCHANGEABLE
Wire,electrical
5930-01-167-9368SCD18542 INTERCHANGEABLE
Switch,push
Drs Signal Solutions, Inc.
5365-01-319-484118542 INTERCHANGEABLE
Bushing,machine Thread
Altra Industrial Motion Corp.
5120-01-348-9131 INTERCHANGEABLE
Socket,socket Wrench
5315-01-507-2444 INTERCHANGEABLE
Key,machine
5110-01-689-898518542 INTERCHANGEABLE
Shears,straight Trimmers
Acme United Corp
Cross-Reference Index
Part NumberManufacturer
18542 PRIMARY Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. (USA)
18542 Howden Fluid Systems (USA)
Related Parts
4820-00-116-2834INTERCHANGEABLE
SEAT
1854-2
6625-00-444-0048INTERCHANGEABLE
METER,SPECIAL SCALE
5306-00-514-8458INTERCHANGEABLE
BOLT,SHOULDER
460D1-0562
6145-00-577-3418INTERCHANGEABLE
WIRE,ELECTRICAL
5930-01-167-9368INTERCHANGEABLE
SWITCH,PUSH
SCD18542
5365-01-319-4841INTERCHANGEABLE
BUSHING,MACHINE THREAD
18542
5120-01-348-9131INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5315-01-507-2444INTERCHANGEABLE
KEY,MACHINE
5110-01-689-8985INTERCHANGEABLE
SHEARS,STRAIGHT TRIMMERS
18542

Frequently Asked Questions

What is NSN 5365-00-980-6925?

NSN 5365-00-980-6925 is a Ring,externally Threaded, manufactured by Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc., classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-00-980-6925?

NSN 5365-00-980-6925 has 2 cross-referenced part numbers: 18542 (Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.), 18542 (Howden Fluid Systems).

What NSN replaces 5365-00-980-6925?

There are 9 known substitutes for 5365-00-980-6925: 4820-00-116-2834, 6625-00-444-0048, 5306-00-514-8458 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18542?

Key specifications for 18542: Thread Class: 2A A; Chamfer Length: 0.060 INCHES NOMINAL IN; Screw Thread Series Designator: UNF; Thread Direction: RIGHT-HAND. 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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