PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B56-204Washer,flat

Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes) · NSN 5310-00-115-1823 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-115-1823 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-115-1823. Primary manufacturer part number: B56-204.
Features
  • Washer,flat — FSC 5310
  • Material: STEEL OVERALL
  • Heat Treatment: AS FABRICATED
  • Cross-Sectional Shape Style: RECTANGULAR
  • Peripheral Shape Style: ROUND
  • Hole Diameter: 1.875 INCHES NOMINAL IN
  • Thickness: 0.031 INCHES NOMINAL IN
  • Overall Diameter: 2.500 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-115-1823, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes). Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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
NSN5310-00-115-1823
Primary Part NumberB56-204
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerGoodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
StatusACTIVE
MaterialSTEEL OVERALL
Heat TreatmentAS FABRICATED
Cross-Sectional Shape StyleRECTANGULAR
Peripheral Shape StyleROUND
Hole Diameter1.875 INCHES NOMINAL IN
Thickness0.031 INCHES NOMINAL IN
Overall Diameter2.500 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5935-00-774-5567 INTERCHANGEABLE
Connector,plug,electrical
5995-01-408-9115510-374-96 INTERCHANGEABLE
Cable Assembly,radio Frequency
Amphenol Cable and Interconnect Technologies, Inc.
4810-01-486-4545NB25025E-0400-4 INTERCHANGEABLE
Disk,valve
Hunt Valve Company, Inc.
5120-01-671-7953 INTERCHANGEABLE
Bender,electrical Conduit,hand
Cross-Reference Index
Part NumberManufacturer
56-204 Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes) (USA)
B56-204 PRIMARY Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes) (USA)
Related Parts
5935-00-774-5567INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5995-01-408-9115INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
510-374-96
4810-01-486-4545INTERCHANGEABLE
DISK,VALVE
NB25025E-0400-4
5120-01-671-7953INTERCHANGEABLE
BENDER,ELECTRICAL CONDUIT,HAND

Frequently Asked Questions

What is NSN 5310-00-115-1823?

NSN 5310-00-115-1823 is a Washer,flat, manufactured by Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes), classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-115-1823?

NSN 5310-00-115-1823 has 2 cross-referenced part numbers: 56-204 (Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)), B56-204 (Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)).

What NSN replaces 5310-00-115-1823?

There are 4 known substitutes for 5310-00-115-1823: 5935-00-774-5567, 5995-01-408-9115, 4810-01-486-4545 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B56-204?

Key specifications for B56-204: Material: STEEL OVERALL; Heat Treatment: AS FABRICATED; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND. 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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