PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1554Washer,lock

White Consolidated Industries Inc Strong Carlisle and Hammond Div · NSN 5310-00-209-5309 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-209-5309 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-209-5309. Primary manufacturer part number: 1554.
Features
  • Washer,lock — FSC 5310
  • Nondefinitive Spec/std Data: 2 STYLE AND A CLASS
  • Material Thickness: 0.040 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
  • Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Outside Diameter: 0.293 INCHES MAXIMUM IN
  • Hole Diameter: 0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
  • 6 verified cross-references
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-209-5309, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is White Consolidated Industries Inc Strong Carlisle and Hammond Div. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-209-5309
Primary Part Number1554
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerWhite Consolidated Industries Inc Strong Carlisle and Hammond Div
StatusCANCELLED
Nondefinitive Spec/std Data2 STYLE AND A CLASS
Material Thickness0.040 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
Hardness Rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
Style DesignatorSPLIT HELICAL-RIGHT HAND
Outside Diameter0.293 INCHES MAXIMUM IN
Hole Diameter0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5998-00-020-02471554 INTERCHANGEABLE
Electronic Components Assembly
Mission Systems Davenport Inc.
5310-00-045-3299MS35338-42 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
2940-00-076-2597136500 INTERCHANGEABLE
Filter Element,fluid
Cummins Inc.
5962-00-133-9031 INTERCHANGEABLE
Microcircuit,linear
5950-00-157-0984A19756 INTERCHANGEABLE
Reactor
Raytheon Company Dba Raytheon Co
4130-00-166-0335VAA1-50X INTERCHANGEABLE
Filter Element,air Conditioning
Airsan Corporation Dba Airsan Corp
5310-00-205-90131554 INTERCHANGEABLE
Washer,flat
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5910-00-255-6228A105240C INTERCHANGEABLE
Capacitor,variable,air Dielectri
Raytheon Company Dba Raytheon Co
5975-00-280-4581 INTERCHANGEABLE
Adapter,electrical Conduit
1336-00-701-90671554 INTERCHANGEABLE
Squib,electric
Pacific Scientific Energetic Materials Company (california Llc)
Cross-Reference Index
Part NumberManufacturer
1554 White Consolidated Industries Inc Strong Carlisle and Hammond Div (USA)
8LW3 Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA)
MS35338-23 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
F147B Phelon R E Co Inc (USA)
213599 General Motors Corp (USA)
213599 Diamond Reo Truck Co (USA)
Related Parts
5998-00-020-0247INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
1554
5310-00-045-3299INTERCHANGEABLE
WASHER,LOCK
MS35338-42
2940-00-076-2597INTERCHANGEABLE
FILTER ELEMENT,FLUID
136500
5962-00-133-9031INTERCHANGEABLE
MICROCIRCUIT,LINEAR
5950-00-157-0984INTERCHANGEABLE
REACTOR
A19756
4130-00-166-0335INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
VAA1-50X
5310-00-205-9013INTERCHANGEABLE
WASHER,FLAT
1554
5910-00-255-6228INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
A105240C
5975-00-280-4581INTERCHANGEABLE
ADAPTER,ELECTRICAL CONDUIT
1336-00-701-9067INTERCHANGEABLE
SQUIB,ELECTRIC
1554
5310-00-733-8741INTERCHANGEABLE
WASHER,LOCK
7338741
4130-00-802-1981INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
502100-193

Frequently Asked Questions

What is NSN 5310-00-209-5309?

NSN 5310-00-209-5309 is a Washer,lock, manufactured by White Consolidated Industries Inc Strong Carlisle and Hammond Div, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-209-5309?

NSN 5310-00-209-5309 has 6 cross-referenced part numbers: 1554 (White Consolidated Industries Inc Strong Carlisle and Hammond Div), 8LW3 (Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine), MS35338-23 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), F147B (Phelon R E Co Inc), 213599 (General Motors Corp) and 1 more.

What NSN replaces 5310-00-209-5309?

There are 12 known substitutes for 5310-00-209-5309: 5998-00-020-0247, 5310-00-045-3299, 2940-00-076-2597 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1554?

Key specifications for 1554: Nondefinitive Spec/std Data: 2 STYLE AND A CLASS; Material Thickness: 0.040 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN; Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM; Style Designator: SPLIT HELICAL-RIGHT HAND. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-209-5309 still in active supply?

NSN 5310-00-209-5309 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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