PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51374Washer,key

Aerol Llc · NSN 5310-00-936-3026 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-936-3026 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-936-3026. Primary manufacturer part number: 51374.
Features
  • Washer,key — FSC 5310
  • Style Designator: KEY
  • Internal Key Quantity: 1
  • Material: STEEL COMP 1018 OVERALL
  • Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Internal Straight Key Width: 0.063 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
  • Material Thickness: 0.0897 INCHES NOMINAL IN
  • Outside Diameter: 1.000 INCHES MINIMUM AND 1.124 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1018 Overall construction
General Description

The Washer,key, cataloged under National Stock Number 5310-00-936-3026, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Aerol Llc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5310-00-936-3026
Primary Part Number51374
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerAerol Llc
StatusACTIVE
Style DesignatorKEY
Internal Key Quantity1
MaterialSTEEL COMP 1018 OVERALL
Material Document and ClassificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Internal Straight Key Width0.063 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
Material Thickness0.0897 INCHES NOMINAL IN
Outside Diameter1.000 INCHES MINIMUM AND 1.124 INCHES MAXIMUM IN
Distance From Centerline to Top of Internal Key0.057 INCHES NOMINAL IN
Hole Diameter0.630 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-018-28188760106 INTERCHANGEABLE
Plate,retaining,bearing
Sicard a Division of Smi-Snowblast Inc Dba Sicard
2940-01-371-805951374 INTERCHANGEABLE
Filter,fluid
Wix Corp
5330-01-386-7480 INTERCHANGEABLE
Gasket
5310-01-530-3793 INTERCHANGEABLE
Washer,flat
Cross-Reference Index
Part NumberManufacturer
51374 PRIMARY Aerol Llc (USA)
Related Parts
3110-00-018-2818INTERCHANGEABLE
PLATE,RETAINING,BEARING
8760106
2940-01-371-8059INTERCHANGEABLE
FILTER,FLUID
51374
5330-01-386-7480INTERCHANGEABLE
GASKET
5310-01-530-3793INTERCHANGEABLE
WASHER,FLAT

Frequently Asked Questions

What is NSN 5310-00-936-3026?

NSN 5310-00-936-3026 is a Washer,key, manufactured by Aerol Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-936-3026?

NSN 5310-00-936-3026 has 1 cross-referenced part number: 51374 (Aerol Llc).

What NSN replaces 5310-00-936-3026?

There are 4 known substitutes for 5310-00-936-3026: 3110-00-018-2818, 2940-01-371-8059, 5330-01-386-7480 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51374?

Key specifications for 51374: Style Designator: KEY; Internal Key Quantity: 1; Material: STEEL COMP 1018 OVERALL; Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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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