PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2-04703Washer,key

Rockford Powertrain Inc Div Powertrain Rockford, Inc. · NSN 5310-00-550-5010 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-550-5010 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-550-5010. Primary manufacturer part number: 2-04703.
Features
  • Washer,key — FSC 5310
  • Style Designator: KEY
  • Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL COMP 1020 OVERALL
  • Material Thickness: 0.062 INCHES NOMINAL IN
  • External Prebent Key Width: 0.375 INCHES NOMINAL IN
  • External Prebent Key Length: 0.156 INCHES NOMINAL IN
  • Outside Diameter: 0.563 INCHES MINIMUM AND 0.568 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1020 Overall construction
General Description

The Washer,key, cataloged under National Stock Number 5310-00-550-5010, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rockford Powertrain Inc Div Powertrain Rockford, Inc.. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-550-5010
Primary Part Number2-04703
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerRockford Powertrain Inc Div Powertrain Rockford, Inc.
StatusCANCELLED
Style DesignatorKEY
Material Document and ClassificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 1020 OVERALL
Material Thickness0.062 INCHES NOMINAL IN
External Prebent Key Width0.375 INCHES NOMINAL IN
External Prebent Key Length0.156 INCHES NOMINAL IN
Outside Diameter0.563 INCHES MINIMUM AND 0.568 INCHES MAXIMUM IN
Overall Distance Including Keys0.780 INCHES NOMINAL IN
Hole Diameter0.391 INCHES NOMINAL IN
Distance From Centerline to Inside of Prebent Key0.469 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
3510-01-146-95732-4703 INTERCHANGEABLE
Parts Kit,button,sw
Maytag Corporation Dba Maytag Appliancessales
5330-01-378-7222601575 INTERCHANGEABLE
Gasket
Admiral Filter Company Llc
Cross-Reference Index
Part NumberManufacturer
2.04703 Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA)
2-04703 PRIMARY Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA)
CL-5211 Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA)
Related Parts
3510-01-146-9573INTERCHANGEABLE
PARTS KIT,BUTTON,SW
2-4703
5330-01-378-7222INTERCHANGEABLE
GASKET
601575

Frequently Asked Questions

What is NSN 5310-00-550-5010?

NSN 5310-00-550-5010 is a Washer,key, manufactured by Rockford Powertrain Inc Div Powertrain Rockford, Inc., classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-550-5010?

NSN 5310-00-550-5010 has 3 cross-referenced part numbers: 2.04703 (Rockford Powertrain Inc Div Powertrain Rockford, Inc.), 2-04703 (Rockford Powertrain Inc Div Powertrain Rockford, Inc.), CL-5211 (Rockford Powertrain Inc Div Powertrain Rockford, Inc.).

What NSN replaces 5310-00-550-5010?

There are 2 known substitutes for 5310-00-550-5010: 3510-01-146-9573, 5330-01-378-7222. Verify interchangeability with system specifications before substitution.

What are the specifications of 2-04703?

Key specifications for 2-04703: Style Designator: KEY; Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL COMP 1020 OVERALL; Material Thickness: 0.062 INCHES NOMINAL IN. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-550-5010 still in active supply?

NSN 5310-00-550-5010 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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