PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5400-54-16Washer,lock

Danfoss Power Solutions II, Llc · NSN 5310-00-811-2220 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-811-2220 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-811-2220. Primary manufacturer part number: 5400-54-16.
Features
  • Washer,lock — FSC 5310
  • Surface Treatment: CADMIUM OR ZINC OVERALL
  • Hole Diameter: 1.375 INCHES NOMINAL IN
  • Style Designator: FLAT INTERNAL TEETH
  • Material: STEEL CORROSION RESISTING OVERALL
  • Outside Diameter: 2.625 INCHES NOMINAL IN
  • Material Thickness: 0.078 INCHES NOMINAL IN
  • 6 verified cross-references
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 5310-00-811-2220, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Danfoss Power Solutions II, Llc. 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-811-2220
Primary Part Number5400-54-16
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerDanfoss Power Solutions II, Llc
StatusACTIVE
Surface TreatmentCADMIUM OR ZINC OVERALL
Hole Diameter1.375 INCHES NOMINAL IN
Style DesignatorFLAT INTERNAL TEETH
MaterialSTEEL CORROSION RESISTING OVERALL
Outside Diameter2.625 INCHES NOMINAL IN
Material Thickness0.078 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-100-055726823 INTERCHANGEABLE
Cup,tapered Roller Bearing
Federal-Mogul Corp Government Sales Dept
6810-01-169-1773270-26 INTERCHANGEABLE
Silica 1 Reagent
Hach Company Dba Hach Co
2520-01-207-358827026-1 INTERCHANGEABLE
Shroud,airflow Oil Cooler Fan
Ge Aviation Systems Llc Dba Ge Aviation Systems Llc
6625-01-327-294627026 INTERCHANGEABLE
Monitor,radio Frequency
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
3020-01-392-950027026 INTERCHANGEABLE
Gear,helical
North Jersey Marine Enterprises Dba North Jersey Marine Enterprises Inc
5120-01-595-106927026 INTERCHANGEABLE
Screwdriver,flat Tip
Wiha Quality Tools
Cross-Reference Index
Part NumberManufacturer
0934309 Rheinmetall Landsysteme Gmbh (DEU)
50031739 Bureau De Gestion Otan Hawk (FRA)
5400-54-16 PRIMARY Danfoss Power Solutions II, Llc (USA)
0934309 Henschel Wehrtechnik Gmbh (DEU)
27026 Triumph Thermal Systems - Maryland, Inc. (USA)
5400-54-16 Danfoss Power Solutions II Gmbh (DEU)
Related Parts
3110-00-100-0557INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
26823
6810-01-169-1773INTERCHANGEABLE
SILICA 1 REAGENT
270-26
2520-01-207-3588INTERCHANGEABLE
SHROUD,AIRFLOW OIL COOLER FAN
27026-1
6625-01-327-2946INTERCHANGEABLE
MONITOR,RADIO FREQUENCY
27026
3020-01-392-9500INTERCHANGEABLE
GEAR,HELICAL
27026
5120-01-595-1069INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
27026

Frequently Asked Questions

What is NSN 5310-00-811-2220?

NSN 5310-00-811-2220 is a Washer,lock, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-811-2220?

NSN 5310-00-811-2220 has 6 cross-referenced part numbers: 0934309 (Rheinmetall Landsysteme Gmbh), 50031739 (Bureau De Gestion Otan Hawk), 5400-54-16 (Danfoss Power Solutions II, Llc), 0934309 (Henschel Wehrtechnik Gmbh), 27026 (Triumph Thermal Systems - Maryland, Inc.) and 1 more.

What NSN replaces 5310-00-811-2220?

There are 6 known substitutes for 5310-00-811-2220: 3110-00-100-0557, 6810-01-169-1773, 2520-01-207-3588 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5400-54-16?

Key specifications for 5400-54-16: Surface Treatment: CADMIUM OR ZINC OVERALL; Hole Diameter: 1.375 INCHES NOMINAL IN; Style Designator: FLAT INTERNAL TEETH; Material: STEEL CORROSION RESISTING OVERALL. 6 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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