PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

KR8S15Ring,lock,keyed

Stanley Engineered Fastening Llc · NSN 5365-00-134-3889 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-134-3889 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-134-3889. Primary manufacturer part number: KR8S15.
Features
  • Ring,lock,keyed — FSC 5365
  • Key Width: 0.086 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
  • Surface Treatment: PASSIVATE
  • Material: STEEL CORROSION RESISTING
  • Inside Diameter: 0.404 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN
  • Key Length: 0.244 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN
  • Overall Outside Diameter: 0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
  • 2 verified cross-references
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Ring,lock,keyed, cataloged under National Stock Number 5365-00-134-3889, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Stanley Engineered Fastening Llc. Government technical data includes 6 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-00-134-3889
Primary Part NumberKR8S15
Item NameRing,lock,keyed
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerStanley Engineered Fastening Llc
StatusACTIVE
Key Width0.086 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
Surface TreatmentPASSIVATE
MaterialSTEEL CORROSION RESISTING
Inside Diameter0.404 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN
Key Length0.244 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN
Overall Outside Diameter0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3110-00-144-898810-16666 INTERCHANGEABLE
Bearing,ball,annular
Precision Aerospace Corporation Dba Precision Engine Control
5815-00-448-13907038 INTERCHANGEABLE
Shaft
Telemechanics Inc
4820-00-555-2168 INTERCHANGEABLE
Valve,gate
3110-00-563-0533 INTERCHANGEABLE
Bearing,ball,annular
8125-00-868-88637038 INTERCHANGEABLE
Bottle,stopper
Stewart Avionics Inc
5960-00-899-7994 INTERCHANGEABLE
Electron Tube
7490-00-920-963870-38 INTERCHANGEABLE
Screw,self Tapping
Pitney Bowes Inc.
5995-00-935-25277038 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Spencer Industries Inc
5325-00-988-1149 INTERCHANGEABLE
Grommet,nonmetallic
5950-01-083-7920 INTERCHANGEABLE
Coil,radio Frequency
Cross-Reference Index
Part NumberManufacturer
KR8S15 Stanley Engineered Fastening Llc (USA)
703-8 Stanley Engineered Fastening Llc (USA)
Related Parts
3110-00-144-8988INTERCHANGEABLE
BEARING,BALL,ANNULAR
10-16666
5815-00-448-1390INTERCHANGEABLE
SHAFT
7038
4820-00-555-2168INTERCHANGEABLE
VALVE,GATE
3110-00-563-0533INTERCHANGEABLE
BEARING,BALL,ANNULAR
8125-00-868-8863INTERCHANGEABLE
BOTTLE,STOPPER
7038
5960-00-899-7994INTERCHANGEABLE
ELECTRON TUBE
7490-00-920-9638INTERCHANGEABLE
SCREW,SELF TAPPING
70-38
5995-00-935-2527INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
7038
5325-00-988-1149INTERCHANGEABLE
GROMMET,NONMETALLIC
5950-01-083-7920INTERCHANGEABLE
COIL,RADIO FREQUENCY
5905-01-314-9479INTERCHANGEABLE
RESISTOR NETWORK,FIXED,FILM

Frequently Asked Questions

What is NSN 5365-00-134-3889?

NSN 5365-00-134-3889 is a Ring,lock,keyed, manufactured by Stanley Engineered Fastening Llc, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-00-134-3889?

NSN 5365-00-134-3889 has 2 cross-referenced part numbers: KR8S15 (Stanley Engineered Fastening Llc), 703-8 (Stanley Engineered Fastening Llc).

What NSN replaces 5365-00-134-3889?

There are 11 known substitutes for 5365-00-134-3889: 3110-00-144-8988, 5815-00-448-1390, 4820-00-555-2168 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of KR8S15?

Key specifications for KR8S15: Key Width: 0.086 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN; Surface Treatment: PASSIVATE; Material: STEEL CORROSION RESISTING; Inside Diameter: 0.404 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN. 7 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