PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12Z335-237Washer,key

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5310-00-186-1063 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-186-1063 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-186-1063. Primary manufacturer part number: 12Z335-237.
Features
  • Washer,key — FSC 5310
  • Material Thickness: 0.050 INCHES NOMINAL IN
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL
  • Overall Distance Including Keys: 1.922 INCHES NOMINAL IN
  • Surface Treatment: ZINC AND CHROMATE OVERALL
  • Outside Diameter: 1.500 INCHES MINIMUM AND 1.515 INCHES MAXIMUM IN
  • External Key Quantity: 13
  • Internal Prebent Key Width: 0.156 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1005 or Steel Comp 1006 or Steel Comp 1008 or Steel Comp 1010 or Steel Comp 1011 or Steel Comp 1012 or Steel Comp 1013 or Steel Comp 1015 or Steel Comp 1016 or Steel Comp 1017 or Steel Comp 1018 or Steel Comp 1019 or Steel Comp 1020 or Steel Comp 1021 or Steel Comp 1022 or Steel Comp 1026 or Steel Comp 1030 or Steel Comp 1034 or Steel Comp 1035 Overall construction
General Description

The Washer,key, cataloged under National Stock Number 5310-00-186-1063, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-186-1063
Primary Part Number12Z335-237
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Material Thickness0.050 INCHES NOMINAL IN
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Overall Distance Including Keys1.922 INCHES NOMINAL IN
Surface TreatmentZINC AND CHROMATE OVERALL
Outside Diameter1.500 INCHES MINIMUM AND 1.515 INCHES MAXIMUM IN
External Key Quantity13
Internal Prebent Key Width0.156 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
Internal Prebent Key Length0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
External Prebent Key Width0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
MaterialSTEEL COMP 1005 OR STEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1012 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1026 OR STEEL COMP 1030 OR STEEL COMP 1034 OR STEEL COMP 1035 OVERALL
Style DesignatorKEY
Hole Diameter1.193 INCHES MINIMUM AND 1.213 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-100-8530D19 INTERCHANGEABLE
Bearing,ball,thrust
Gwilliam Company, Inc. Div Ball & Roller Bearing Division
1610-00-932-4368A2319 INTERCHANGEABLE
Weight,propeller Ba
Cessna Aircraft Co Mccauley Accessory Div
Cross-Reference Index
Part NumberManufacturer
12Z335-237 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
W06ZINCC0ATED General Motors Corp Delco Moraine Ndh Div (USA)
MILW21338TYPE1CLASS2SIZE06 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
A2319 Northrop Grumman Corp Precision Products Plant (USA)
W06ZINCC0ATED General Motors Llc Dba General Motors Llc (USA)
W06ZINCC0ATED General Motors Corp (USA)
12-Z-335-237 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
3110-00-100-8530INTERCHANGEABLE
BEARING,BALL,THRUST
D19
1610-00-932-4368INTERCHANGEABLE
WEIGHT,PROPELLER BA
A2319

Frequently Asked Questions

What is NSN 5310-00-186-1063?

NSN 5310-00-186-1063 is a Washer,key, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-186-1063?

NSN 5310-00-186-1063 has 7 cross-referenced part numbers: 12Z335-237 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), W06ZINCC0ATED (General Motors Corp Delco Moraine Ndh Div), MILW21338TYPE1CLASS2SIZE06 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), A2319 (Northrop Grumman Corp Precision Products Plant), W06ZINCC0ATED (General Motors Llc Dba General Motors Llc) and 2 more.

What NSN replaces 5310-00-186-1063?

There are 2 known substitutes for 5310-00-186-1063: 3110-00-100-8530, 1610-00-932-4368. Verify interchangeability with system specifications before substitution.

What are the specifications of 12Z335-237?

Key specifications for 12Z335-237: Material Thickness: 0.050 INCHES NOMINAL IN; Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL; Overall Distance Including Keys: 1.922 INCHES NOMINAL IN; Surface Treatment: ZINC AND CHROMATE OVERALL. 12 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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