PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

81-45Shim

Curtiss-Wright Controls Integrated Sensing, Inc. · NSN 5365-00-985-6681 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-985-6681 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-985-6681. Primary manufacturer part number: 81-45.
Features
  • Shim — FSC 5365
  • Outside Diameter: 0.490 INCHES NOMINAL IN
  • FSC Application Data: DRAWER,ROD POSITION INDICATION,NUCLEAR REACTOR
  • Style Designator: CIRCULAR
  • Surface Treatment: PASSIVATE
  • Aperture Diameter: 0.375 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING
  • Construction: ONE-PIECE
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Shim, cataloged under National Stock Number 5365-00-985-6681, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Curtiss-Wright Controls Integrated Sensing, Inc.. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-00-985-6681
Primary Part Number81-45
Item NameShim
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerCurtiss-Wright Controls Integrated Sensing, Inc.
StatusACTIVE
Outside Diameter0.490 INCHES NOMINAL IN
FSC Application DataDRAWER,ROD POSITION INDICATION,NUCLEAR REACTOR
Style DesignatorCIRCULAR
Surface TreatmentPASSIVATE
Aperture Diameter0.375 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING
ConstructionONE-PIECE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5331-00-106-05398145-366Y INTERCHANGEABLE
O-Ring
Minnesota Rubber Co
6105-00-635-47058145 INTERCHANGEABLE
Motor,direct Current
Astrex Inc
5999-00-769-4976B1.45 INTERCHANGEABLE
Heater,thermal Release
Schneider Electric Usa, Inc.
2610-00-945-332012504897 INTERCHANGEABLE
Tire,pneumatic,vehicular
U S Army Tank Automotive Command Amsta-Im-Mm
6625-01-266-5694 INTERCHANGEABLE
Probe,test
5315-01-486-06138145 INTERCHANGEABLE
Pin,spring
Singer Industrial Sewing Products Co
1080-01-524-2837 INTERCHANGEABLE
Repair Kit,turret
4320-01-550-23838145 INTERCHANGEABLE
Pump,reciprocating
The Tyler Co Inc Dba Clark, E & Associates
Cross-Reference Index
Part NumberManufacturer
SK658-1PC81-45 Curtiss-Wright Controls Integrated Sensing, Inc. (USA)
81-45 PRIMARY Curtiss-Wright Controls Integrated Sensing, Inc. (USA)
Related Parts
5331-00-106-0539INTERCHANGEABLE
O-RING
8145-366Y
6105-00-635-4705INTERCHANGEABLE
MOTOR,DIRECT CURRENT
8145
5999-00-769-4976INTERCHANGEABLE
HEATER,THERMAL RELEASE
B1.45
2610-00-945-3320INTERCHANGEABLE
TIRE,PNEUMATIC,VEHICULAR
12504897
6625-01-266-5694INTERCHANGEABLE
PROBE,TEST
5315-01-486-0613INTERCHANGEABLE
PIN,SPRING
8145
1080-01-524-2837INTERCHANGEABLE
REPAIR KIT,TURRET
4320-01-550-2383INTERCHANGEABLE
PUMP,RECIPROCATING
8145

Frequently Asked Questions

What is NSN 5365-00-985-6681?

NSN 5365-00-985-6681 is a Shim, manufactured by Curtiss-Wright Controls Integrated Sensing, Inc., classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-00-985-6681?

NSN 5365-00-985-6681 has 2 cross-referenced part numbers: SK658-1PC81-45 (Curtiss-Wright Controls Integrated Sensing, Inc.), 81-45 (Curtiss-Wright Controls Integrated Sensing, Inc.).

What NSN replaces 5365-00-985-6681?

There are 8 known substitutes for 5365-00-985-6681: 5331-00-106-0539, 6105-00-635-4705, 5999-00-769-4976 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 81-45?

Key specifications for 81-45: Outside Diameter: 0.490 INCHES NOMINAL IN; FSC Application Data: DRAWER,ROD POSITION INDICATION,NUCLEAR REACTOR; Style Designator: CIRCULAR; Surface Treatment: PASSIVATE. 7 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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