PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8227Washer,flat

Simmonds Precision Products Inc · NSN 5310-00-443-3416 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-443-3416 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-443-3416. Primary manufacturer part number: 8227.
Features
  • Washer,flat — FSC 5310
  • Cross-Sectional Shape Style: RECTANGULAR
  • Hole Diameter: 0.099 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
  • Overall Diameter: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
  • Surface Treatment: NICKEL OVERALL
  • Material: COPPER ALLOY OVERALL
  • Material Document and Classification: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Thickness: 0.020 INCHES MINIMUM AND 0.024 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-443-3416, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Simmonds Precision Products Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-443-3416
Primary Part Number8227
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerSimmonds Precision Products Inc
StatusACTIVE
Cross-Sectional Shape StyleRECTANGULAR
Hole Diameter0.099 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
Overall Diameter0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
Surface TreatmentNICKEL OVERALL
MaterialCOPPER ALLOY OVERALL
Material Document and ClassificationQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Thickness0.020 INCHES MINIMUM AND 0.024 INCHES MAXIMUM IN
Peripheral Shape StyleROUND
Center Hole Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5360-00-051-6288 INTERCHANGEABLE
Spring,linkage
6625-00-223-494210676739 INTERCHANGEABLE
Meter,arbitrary Scale
Us Army Aviation and Missile Command
4730-00-263-42024501-4X2 INTERCHANGEABLE
Reducer,pipe
Nibco Inc Chemtrol Div
2530-00-395-0285E8227WB INTERCHANGEABLE
Brake Shoe
Control Flow, Inc. Dba Control Flow Inc
6145-00-521-0001 INTERCHANGEABLE
Cable,radio Frequency
4820-01-141-86488227 INTERCHANGEABLE
Plate,pressure
Imi Cash Valve Inc
2910-01-171-5147 INTERCHANGEABLE
Carburetor,float
5305-01-368-55808227 INTERCHANGEABLE
Screw,machine
Eaton Corporation Div Eaton Fluid Power
5940-01-469-87898227 INTERCHANGEABLE
Terminal,lug
Keystone Electronics Corp
5996-01-536-84488227 INTERCHANGEABLE
Amplifier,trigger Pulse
Safran Trusted 4d Inc.
Cross-Reference Index
Part NumberManufacturer
8227 PRIMARY Simmonds Precision Products Inc (USA)
Related Parts
5360-00-051-6288INTERCHANGEABLE
SPRING,LINKAGE
6625-00-223-4942INTERCHANGEABLE
METER,ARBITRARY SCALE
10676739
4730-00-263-4202INTERCHANGEABLE
REDUCER,PIPE
4501-4X2
2530-00-395-0285INTERCHANGEABLE
BRAKE SHOE
E8227WB
6145-00-521-0001INTERCHANGEABLE
CABLE,RADIO FREQUENCY
4820-01-141-8648INTERCHANGEABLE
PLATE,PRESSURE
8227
2910-01-171-5147INTERCHANGEABLE
CARBURETOR,FLOAT
5305-01-368-5580INTERCHANGEABLE
SCREW,MACHINE
8227
5940-01-469-8789INTERCHANGEABLE
TERMINAL,LUG
8227
5996-01-536-8448INTERCHANGEABLE
AMPLIFIER,TRIGGER PULSE
8227

Frequently Asked Questions

What is NSN 5310-00-443-3416?

NSN 5310-00-443-3416 is a Washer,flat, manufactured by Simmonds Precision Products Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-443-3416?

NSN 5310-00-443-3416 has 1 cross-referenced part number: 8227 (Simmonds Precision Products Inc).

What NSN replaces 5310-00-443-3416?

There are 10 known substitutes for 5310-00-443-3416: 5360-00-051-6288, 6625-00-223-4942, 4730-00-263-4202 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8227?

Key specifications for 8227: Cross-Sectional Shape Style: RECTANGULAR; Hole Diameter: 0.099 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN; Overall Diameter: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN; Surface Treatment: NICKEL OVERALL. 9 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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