PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

741222-A01Washer,key

L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. · NSN 5310-01-440-1595 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-440-1595 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-440-1595. Primary manufacturer part number: 741222-A01.
Features
  • Washer,key — FSC 5310
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP, ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
  • 3 verified cross-references
  • Primary manufacturer: L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,key, cataloged under National Stock Number 5310-01-440-1595, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.. Government technical data includes 2 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-440-1595
Primary Part Number741222-A01
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerL3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP, ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1620-00-365-40018353 INTERCHANGEABLE
Ballscrew Assembly
Cef Industries, Llc Dba Cef Industries Inc
5310-00-400-643884711H INTERCHANGEABLE
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Navistar Intl Corp Truck Br Ohio Plant
4710-00-453-3971 INTERCHANGEABLE
Tube Assembly
5340-00-478-66528353 INTERCHANGEABLE
Standoff,threaded,spacing
Dialight Corporation
3110-00-554-60510901306 INTERCHANGEABLE
Bearing,ball,annular
Agco Corp Parts Opn
5325-00-754-1082 INTERCHANGEABLE
Ring,retaining
5120-00-840-72898353 INTERCHANGEABLE
Punch,drive Pin
Huntington Partners, Inc. Dba Continental Tool & Mfg.
4330-01-024-63548353 INTERCHANGEABLE
Filter Element,fluid
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
4820-01-207-056410527007000 INTERCHANGEABLE
Disk Assembly,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5310-01-432-0954 INTERCHANGEABLE
Washer,key
Cross-Reference Index
Part NumberManufacturer
741222-A01 L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
8-35-3 L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
8-47-11 L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
Related Parts
1620-00-365-4001INTERCHANGEABLE
BALLSCREW ASSEMBLY
8353
5310-00-400-6438INTERCHANGEABLE
NUT,PLAIN,CONE SEAT,HEXAGON
84711H
4710-00-453-3971INTERCHANGEABLE
TUBE ASSEMBLY
5340-00-478-6652INTERCHANGEABLE
STANDOFF,THREADED,SPACING
8353
3110-00-554-6051INTERCHANGEABLE
BEARING,BALL,ANNULAR
0901306
5325-00-754-1082INTERCHANGEABLE
RING,RETAINING
5120-00-840-7289INTERCHANGEABLE
PUNCH,DRIVE PIN
8353
4330-01-024-6354INTERCHANGEABLE
FILTER ELEMENT,FLUID
8353
4820-01-207-0564INTERCHANGEABLE
DISK ASSEMBLY,VALVE
10527007000
5310-01-432-0954INTERCHANGEABLE
WASHER,KEY
5310-01-463-4940INTERCHANGEABLE
WASHER,FLAT
741222-A01
4320-01-488-7736INTERCHANGEABLE
ROTOR,PUMP
8353

Frequently Asked Questions

What is NSN 5310-01-440-1595?

NSN 5310-01-440-1595 is a Washer,key, manufactured by L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc., classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-440-1595?

NSN 5310-01-440-1595 has 3 cross-referenced part numbers: 741222-A01 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.), 8-35-3 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.), 8-47-11 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.).

What NSN replaces 5310-01-440-1595?

There are 12 known substitutes for 5310-01-440-1595: 1620-00-365-4001, 5310-00-400-6438, 4710-00-453-3971 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 741222-A01?

Key specifications for 741222-A01: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP, ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. 2 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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