PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

503-9912-002Washer,keyway

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5310-00-356-4267 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-356-4267 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-356-4267. Primary manufacturer part number: 503-9912-002.
Features
  • Washer,keyway — FSC 5310
  • Hole Diameter: 0.116 INCHES NOMINAL IN
  • Internal Keyway Width: 0.046 INCHES NOMINAL IN
  • Material Thickness: 0.008 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC OVERALL
  • Outside Diameter: 0.312 INCHES NOMINAL IN
  • Distance From Centerline to Bottom of Internal Keyway: 0.117 INCHES NOMINAL IN
  • 8 verified cross-references
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Rubber Synthetic Overall construction
General Description

The Washer,keyway, cataloged under National Stock Number 5310-00-356-4267, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 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
NSN5310-00-356-4267
Primary Part Number503-9912-002
Item NameWasher,keyway
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusCANCELLED
Hole Diameter0.116 INCHES NOMINAL IN
Internal Keyway Width0.046 INCHES NOMINAL IN
Material Thickness0.008 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC OVERALL
Outside Diameter0.312 INCHES NOMINAL IN
Distance From Centerline to Bottom of Internal Keyway0.117 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5340-00-597-6971 INTERCHANGEABLE
Fastener,flare Lock
2910-00-639-9703F1103 INTERCHANGEABLE
Filter,fluid
Honeywell International Inc Dba Honeywell Div Consumer Products Group
5960-00-877-8010 INTERCHANGEABLE
Electron Tube
5310-00-914-27956481 INTERCHANGEABLE
Washer,recessed
Michigan Dynamics Inc
5915-01-081-7102717751-1 INTERCHANGEABLE
Network,summation
Raytheon Company Div Rmd Strategic
6640-01-088-31336481 INTERCHANGEABLE
Test Tube,blood Collecting
Becton, Dickinson and Co Dba Becton Dickinson & Co
6530-01-206-50646481 INTERCHANGEABLE
Chair,bathtub and Shower
Invacare Corp Dba Invacare America
5930-01-245-1306648-1 INTERCHANGEABLE
Switch,rotary
Globe Food Equipment Company
6150-01-292-51246602892 INTERCHANGEABLE
Lead,storage Battery
Jlg Industries, Inc.
6110-01-422-74856481 INTERCHANGEABLE
Starter,motor
Edro Corporation, the Dba Edro Corp
Cross-Reference Index
Part NumberManufacturer
6481 Cessna Aircraft Co Arc Avionics Div (USA)
6481-000 Stromberg-Carlson Corp a Plessey Telecommunications Co (USA)
503-9912-002 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
635228 Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA)
6481-000 Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA)
635228 Stromberg-Carlson Corp a Plessey Telecommunications Co (USA)
6481-1-A Cessna Aircraft Co Arc Avionics Div (USA)
6481 Horizon Aerospace Llc Dba Magnetics Division (USA)
Related Parts
5340-00-597-6971INTERCHANGEABLE
FASTENER,FLARE LOCK
2910-00-639-9703INTERCHANGEABLE
FILTER,FLUID
F1103
5960-00-877-8010INTERCHANGEABLE
ELECTRON TUBE
5310-00-914-2795INTERCHANGEABLE
WASHER,RECESSED
6481
5915-01-081-7102INTERCHANGEABLE
NETWORK,SUMMATION
717751-1
6640-01-088-3133INTERCHANGEABLE
TEST TUBE,BLOOD COLLECTING
6481
6530-01-206-5064INTERCHANGEABLE
CHAIR,BATHTUB AND SHOWER
6481
5930-01-245-1306INTERCHANGEABLE
SWITCH,ROTARY
648-1
6150-01-292-5124INTERCHANGEABLE
LEAD,STORAGE BATTERY
6602892
6110-01-422-7485INTERCHANGEABLE
STARTER,MOTOR
6481
5310-01-496-7628INTERCHANGEABLE
WASHER,SHOULDERED AND RECESSED
06481184102
6550-01-574-0263INTERCHANGEABLE
SPREADER,PLATE COLIFORM
6481

Frequently Asked Questions

What is NSN 5310-00-356-4267?

NSN 5310-00-356-4267 is a Washer,keyway, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-356-4267?

NSN 5310-00-356-4267 has 8 cross-referenced part numbers: 6481 (Cessna Aircraft Co Arc Avionics Div), 6481-000 (Stromberg-Carlson Corp a Plessey Telecommunications Co), 503-9912-002 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 635228 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc), 6481-000 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc) and 3 more.

What NSN replaces 5310-00-356-4267?

There are 12 known substitutes for 5310-00-356-4267: 5340-00-597-6971, 2910-00-639-9703, 5960-00-877-8010 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 503-9912-002?

Key specifications for 503-9912-002: Hole Diameter: 0.116 INCHES NOMINAL IN; Internal Keyway Width: 0.046 INCHES NOMINAL IN; Material Thickness: 0.008 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC OVERALL. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-356-4267 still in active supply?

NSN 5310-00-356-4267 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.
PartsTable Design LLC · partstable.com