PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS20066-544Key,machine

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5315-00-732-1020 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-00-732-1020 — this item is cataloged by the U.S. Government under National Stock Number 5315-00-732-1020. Primary manufacturer part number: MS20066-544.
Features
  • Key,machine — FSC 5315
  • Shear Strength: 90000 SINGLE POUNDS PER SQUARE INCH
  • Material: STEEL COMP 1335 OR STEEL COMP 4130 OR STEEL COMP 5130 OR STEEL COMP 8630 OVERALL
  • Starting Edge Shape: STRAIGHT
  • Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL
  • Style Designator: PLAIN
  • 3 verified cross-references
Applications
  • Applications requiring Steel Comp 1335 or Steel Comp 4130 or Steel Comp 5130 or Steel Comp 8630 Overall construction
General Description

The Key,machine, cataloged under National Stock Number 5315-00-732-1020, 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 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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
NSN5315-00-732-1020
Primary Part NumberMS20066-544
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
Shear Strength90000 SINGLE POUNDS PER SQUARE INCH
MaterialSTEEL COMP 1335 OR STEEL COMP 4130 OR STEEL COMP 5130 OR STEEL COMP 8630 OVERALL
Starting Edge ShapeSTRAIGHT
Hardness Rating40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Style DesignatorPLAIN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5315-00-728-9394MS20066-2 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
MS20066-544 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
MS20066-544 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
NASM20066 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
Related Parts
5315-00-728-9394INTERCHANGEABLE
KEY,MACHINE
MS20066-2
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 5315-00-732-1020?

NSN 5315-00-732-1020 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 5315-00-732-1020?

NSN 5315-00-732-1020 has 3 cross-referenced part numbers: MS20066-544 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), MS20066-544 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), NASM20066 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).

What NSN replaces 5315-00-732-1020?

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

What are the specifications of MS20066-544?

Key specifications for MS20066-544: Overall Length: 2.990 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN; Overall Width: 0.500 INCHES MINIMUM AND 0.501 INCHES MAXIMUM IN; Overall Height: 0.500 INCHES MINIMUM AND 0.501 INCHES MAXIMUM IN; Shear Strength: 90000 SINGLE POUNDS PER SQUARE INCH. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5315-00-732-1020 still in active supply?

NSN 5315-00-732-1020 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.
PartsTable Design LLC · partstable.com