PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4702-4Washer,key

Pdi Ground Support Systems, Inc. · NSN 5310-01-213-4841 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-213-4841 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-213-4841. Primary manufacturer part number: 4702-4.
Features
  • Washer,key — FSC 5310
  • Material Thickness: 0.090 INCHES NOMINAL IN
  • Features Provided: CASEHARDENED
  • Internal Key Quantity: 1
  • Distance From Centerline to Top of Internal Key: 0.232 INCHES NOMINAL IN
  • Outside Diameter: 1.000 INCHES MINIMUM IN
  • Style Designator: KEY
  • Material: STEEL COMP 1018 OVERALL
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 5310-01-213-4841, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Pdi Ground Support Systems, Inc.. 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
NSN5310-01-213-4841
Primary Part Number4702-4
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerPdi Ground Support Systems, Inc.
StatusACTIVE
Material Thickness0.090 INCHES NOMINAL IN
Features ProvidedCASEHARDENED
Internal Key Quantity1
Distance From Centerline to Top of Internal Key0.232 INCHES NOMINAL IN
Outside Diameter1.000 INCHES MINIMUM IN
Style DesignatorKEY
MaterialSTEEL COMP 1018 OVERALL
Internal Straight Key Width0.094 INCHES NOMINAL IN
Hole Diameter0.630 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-00-314-077547024 INTERCHANGEABLE
Washer,flat
Teleweld Inc
5310-00-600-68501820923C2 INTERCHANGEABLE
Nut,plain,hexagon
Nd Defense Llc
5342-00-652-747147024 INTERCHANGEABLE
Orifice,spray Nozzle
Collins Engine Nozzles, Inc
4820-01-105-571847024 INTERCHANGEABLE
Gland Follower,valve
William Powell Company, the Dba Powell Valve Div the Starflo Corporation
Cross-Reference Index
Part NumberManufacturer
4702-4 PRIMARY Pdi Ground Support Systems, Inc. (USA)
Related Parts
5310-00-314-0775INTERCHANGEABLE
WASHER,FLAT
47024
5310-00-600-6850INTERCHANGEABLE
NUT,PLAIN,HEXAGON
1820923C2
5342-00-652-7471INTERCHANGEABLE
ORIFICE,SPRAY NOZZLE
47024
4820-01-105-5718INTERCHANGEABLE
GLAND FOLLOWER,VALVE
47024

Frequently Asked Questions

What is NSN 5310-01-213-4841?

NSN 5310-01-213-4841 is a Washer,key, manufactured by Pdi Ground Support Systems, Inc., classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-213-4841?

NSN 5310-01-213-4841 has 1 cross-referenced part number: 4702-4 (Pdi Ground Support Systems, Inc.).

What NSN replaces 5310-01-213-4841?

There are 4 known substitutes for 5310-01-213-4841: 5310-00-314-0775, 5310-00-600-6850, 5342-00-652-7471 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4702-4?

Key specifications for 4702-4: Material Thickness: 0.090 INCHES NOMINAL IN; Features Provided: CASEHARDENED; Internal Key Quantity: 1; Distance From Centerline to Top of Internal Key: 0.232 INCHES NOMINAL IN. 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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