PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

988284-3Washer,lock

Raytheon Company Dba Raytheon · NSN 5310-01-084-5418 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-084-5418 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-084-5418. Primary manufacturer part number: 988284-3.
Features
  • Washer,lock — FSC 5310
  • Material: STEEL CORROSION RESISTING OVERALL
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Hole Diameter: 0.069 INCHES MINIMUM AND 0.069 INCHES MINIMUM AND 0.081 INCHES MAXIMUM0.081 INCHES MAXIMUM IN
  • Outside Diameter: 0.144 INCHES MINIMUM AND 0.144 INCHES MINIMUM AND 0.156 INCHES MAXIMUM0.156 INCHES MAXIMUM IN
  • Hardness Rating: 35.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM45.0 ROCKWELL C MAXIMUM
  • Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Surface Treatment: PASSIVATE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-084-5418, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Raytheon Company Dba Raytheon. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-084-5418
Primary Part Number988284-3
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
MaterialSTEEL CORROSION RESISTING OVERALL
Style DesignatorSPLIT HELICAL-RIGHT HAND
Hole Diameter0.069 INCHES MINIMUM AND 0.069 INCHES MINIMUM AND 0.081 INCHES MAXIMUM0.081 INCHES MAXIMUM IN
Outside Diameter0.144 INCHES MINIMUM AND 0.144 INCHES MINIMUM AND 0.156 INCHES MAXIMUM0.156 INCHES MAXIMUM IN
Hardness Rating35.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM45.0 ROCKWELL C MAXIMUM
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Surface TreatmentPASSIVATE OVERALL
Material Thickness0.020 INCHES MINIMUM AND 0.020 INCHES MINIMUM AND 0.026 INCHES MAXIMUM0.026 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5945-00-503-8965Y61RELAY INTERCHANGEABLE
Relay,electromagnetic
Lucent Technologies Inc Corporate Headquarters
Cross-Reference Index
Part NumberManufacturer
004-002438 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
988284-3 PRIMARY Raytheon Company Dba Raytheon (USA)
Y6-1 Roller Bearing Co of America, Inc Div Pic Design (USA)
Related Parts
5945-00-503-8965INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
Y61RELAY

Frequently Asked Questions

What is NSN 5310-01-084-5418?

NSN 5310-01-084-5418 is a Washer,lock, manufactured by Raytheon Company Dba Raytheon, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-084-5418?

NSN 5310-01-084-5418 has 3 cross-referenced part numbers: 004-002438 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 988284-3 (Raytheon Company Dba Raytheon), Y6-1 (Roller Bearing Co of America, Inc Div Pic Design).

What NSN replaces 5310-01-084-5418?

There is 1 known substitute for 5310-01-084-5418: 5945-00-503-8965. Verify interchangeability with system specifications before substitution.

What are the specifications of 988284-3?

Key specifications for 988284-3: Material: STEEL CORROSION RESISTING OVERALL; Style Designator: SPLIT HELICAL-RIGHT HAND; Hole Diameter: 0.069 INCHES MINIMUM AND 0.069 INCHES MINIMUM AND 0.081 INCHES MAXIMUM0.081 INCHES MAXIMUM IN; Outside Diameter: 0.144 INCHES MINIMUM AND 0.144 INCHES MINIMUM AND 0.156 INCHES MAXIMUM0.156 INCHES MAXIMUM IN. 8 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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