PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS20066-165Key,machine

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5315-00-730-4454 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-00-730-4454 — this item is cataloged by the U.S. Government under National Stock Number 5315-00-730-4454. Primary manufacturer part number: MS20066-165.
Features
  • Key,machine — FSC 5315
  • Starting Edge Shape: STRAIGHT
  • Style Designator: PLAIN
  • 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
  • Nondefinitive Spec/std Data: 2 TYPE AND 1 STYLE AND B GRADE
  • Material: STEEL COMP 1335 OR STEEL COMP 4130 OR STEEL COMP 5130 OR STEEL COMP 8630 OVERALL
  • 4 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 5315-00-730-4454, 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 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5315-00-730-4454
Primary Part NumberMS20066-165
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
StatusACTIVE
Starting Edge ShapeSTRAIGHT
Style DesignatorPLAIN
Hardness Rating40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Nondefinitive Spec/std Data2 TYPE AND 1 STYLE AND B GRADE
MaterialSTEEL COMP 1335 OR STEEL COMP 4130 OR STEEL COMP 5130 OR STEEL COMP 8630 OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5950-00-468-2860 INTERCHANGEABLE
Transformer,power
5315-00-796-9545D30-5 INTERCHANGEABLE
Key,drive Shaft,oil
Fairbanks Morse, Llc
2920-00-816-45781-4457 INTERCHANGEABLE
Cap,ignition Distribution
Tvh Parts Co.
5310-01-219-3976D-305 INTERCHANGEABLE
Nut,plain,hexagon
Insinger Machine Co
Cross-Reference Index
Part NumberManufacturer
MS20066-165 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
D30-5 Zf Industrieantriebe Witten Gmbh (DEU)
MS20066-165 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
OO-K-220 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5950-00-468-2860INTERCHANGEABLE
TRANSFORMER,POWER
5315-00-796-9545INTERCHANGEABLE
KEY,DRIVE SHAFT,OIL
D30-5
2920-00-816-4578INTERCHANGEABLE
CAP,IGNITION DISTRIBUTION
1-4457
5310-01-219-3976INTERCHANGEABLE
NUT,PLAIN,HEXAGON
D-305

Frequently Asked Questions

What is NSN 5315-00-730-4454?

NSN 5315-00-730-4454 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: active.

What are the part numbers for NSN 5315-00-730-4454?

NSN 5315-00-730-4454 has 4 cross-referenced part numbers: MS20066-165 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), D30-5 (Zf Industrieantriebe Witten Gmbh), MS20066-165 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), OO-K-220 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5315-00-730-4454?

There are 4 known substitutes for 5315-00-730-4454: 5950-00-468-2860, 5315-00-796-9545, 2920-00-816-4578 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS20066-165?

Key specifications for MS20066-165: Overall Height: 0.1875 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM IN; Starting Edge Shape: STRAIGHT; Overall Length: 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN; Style Designator: PLAIN. 9 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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