PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS20066-2Key,machine

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5315-00-728-9394 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-00-728-9394 — this item is cataloged by the U.S. Government under National Stock Number 5315-00-728-9394. Primary manufacturer part number: MS20066-2.
Features
  • Key,machine — FSC 5315
  • Style Designator: PLAIN
  • Material Document and Classification: 66,400 SERIES FED STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL CORROSION RESISTING OVERALL
  • Nondefinitive Spec/std Data: 2 TYPE AND 1 STYLE AND A GRADE
  • Starting Edge Shape: STRAIGHT
  • Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Surface Treatment: PASSIVATE OVERALL
Applications
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Key,machine, cataloged under National Stock Number 5315-00-728-9394, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5315-00-728-9394
Primary Part NumberMS20066-2
Item NameKey,machine
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Style DesignatorPLAIN
Material Document and Classification66,400 SERIES FED STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL CORROSION RESISTING OVERALL
Nondefinitive Spec/std Data2 TYPE AND 1 STYLE AND A GRADE
Starting Edge ShapeSTRAIGHT
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Surface TreatmentPASSIVATE OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5315-00-732-1020MS20066-544 INTERCHANGEABLE
Key,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5315-00-732-2831MS20066-405 INTERCHANGEABLE
Key,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5315-00-917-7838MS20066-148 INTERCHANGEABLE
Key,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5315-01-132-0268 INTERCHANGEABLE
Key,machine
Cross-Reference Index
Part NumberManufacturer
00K220 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
MS20066-2 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS20066-2 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
NASM20066 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
Related Parts
5315-00-732-1020INTERCHANGEABLE
KEY,MACHINE
MS20066-544
5315-00-732-2831INTERCHANGEABLE
KEY,MACHINE
MS20066-405
5315-00-917-7838INTERCHANGEABLE
KEY,MACHINE
MS20066-148
5315-01-132-0268INTERCHANGEABLE
KEY,MACHINE

Frequently Asked Questions

What is NSN 5315-00-728-9394?

NSN 5315-00-728-9394 is a Key,machine, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5315 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5315-00-728-9394?

NSN 5315-00-728-9394 has 4 cross-referenced part numbers: 00K220 (Federal Specifications Promulgated by General Services Administration Washington DC), MS20066-2 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS20066-2 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), NASM20066 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).

What NSN replaces 5315-00-728-9394?

There are 4 known substitutes for 5315-00-728-9394: 5315-00-732-1020, 5315-00-732-2831, 5315-00-917-7838 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS20066-2?

Key specifications for MS20066-2: Style Designator: PLAIN; Material Document and Classification: 66,400 SERIES FED STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL CORROSION RESISTING OVERALL; Overall Height: 0.0625 INCHES MINIMUM AND 0.0635 INCHES MAXIMUM IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5315-00-728-9394 still in active supply?

NSN 5315-00-728-9394 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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