Product Details | SPLIT WASHER

5310-00-620-4406 A washer, round in shape, and having a centrally located hole. Its two flat parallel bearing surfaces are divided or cut along the radius, leaving a cleft, fissure, or cutaway portion across the rim whch extends from the outer circumference to the washer hole but which is never as large as the washer hole diameter. Excludes WASHER (1), LOCK.

Part Alternates: 10034237-2, 1291001002, 12-910-01-002, 285102, 28510-2, 28S102, 28S10-2, 2BS102, 2BS10-2, 5310-00-620-4406, 00-620-4406, 5310006204406, 100342372, 006204406

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-620-4406

Drawings & Photos | NSN 5310-00-620-4406


Demand History | NSN 5310-00-620-4406

Part Number Request Date QTY Origin
28S102 2025-02-43 100 US
100342372 2019-03-80 5 United States
100342372 2019-01-04 50 United States
5310-00-620-4406 2017-06-153 49 US
285102 2014-03-84 26 United States
12-910-01-002 2013-08-229 400 Canada
28S102 2013-04-91 150 United States
28S10-2 2011-11-313 14 US

Cross Reference | NSN 5310-00-620-4406

Part Number Cage Code Manufacturer
10034237-2 18876 U S ARMY AVIATION AND MISSILE COMMAND
12-910-01-002 78022 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN AEROSPACE
28510-2 71286 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
28S10-2 71286 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
28S10-2 D0680 ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - CAMLOC
2BS10-2 71286 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Technical Data | NSN 5310-00-620-4406

Characteristic Specifications
MATERIAL STEEL OVERALL
SURFACE TREATMENT CADMIUM OVERALL
STYLE DESIGNATOR 9 SPLIT
HOLE DIAMETER 0.156 INCHES NOMINAL
OUTSIDE DIAMETER 0.375 INCHES NOMINAL
DISTANCE ACROSS SPLIT OPENING 0.031 INCHES NOMINAL
MATERIAL THICKNESS 0.019 INCHES NOMINAL
III END ITEM IDENTIFICATION W/S:HH-60L, MEDIVAC; HELICOPTER, CARRIER BASED ASW, SH-60F; AIRCRAFT, E-4B AIRBORNE COMMAND POST; HELICOPTER,MH-53E; HELICOPTER, ELECTRONIC COUNTERMEASURES, EH-60A; HELICOPTER, SEAHAWK, H-60; AIRCRAFT BLACK HAWK (MH-60K SPECIAL OPERATIONS AIRCRAFT); HELICOPTER, SEARCH AND RESCUE, HH-60H; T1A AIRCRAFT; HELICOPTER, USCG SEARCH AND RESCUE, HH-60J
MANUFACTURERS CODE 71286
DESIGN CONTROL REFERENCE 28S10-2

Restrictions/Controls & Freight Information | NSN 5310-00-620-4406

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 130120 SIDE PANELS ENG/MACH HOUSING STL
Less than car load rating W Rating Variable
Less than truck load rating Q 70.0
Water commodity Code 593 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable