Product Details | FLAT WASHER

5310-01-551-1618 A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.

Part Alternates: HS60076, HS6007-6, 5310-01-551-1618, 01-551-1618, 5310015511618, 015511618

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 09 MAY 2007 01-551-1618

Drawings & Photos | NSN 5310-01-551-1618


Cross Reference | NSN 5310-01-551-1618

Part Number Cage Code Manufacturer
HS6007-6 8V613 BOEING COMPANY, THE DBA BOEING

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Technical Data | NSN 5310-01-551-1618

Characteristic Specifications
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-7952 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TYPE II,CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
PERIPHERAL SHAPE STYLE 1 ROUND
WIDTH ACROSS FLATS 0.500 INCHES NOMINAL
CENTER HOLE SHAPE STYLE 1 ROUND
HOLE WIDTH ACROSS FLATS 0.191 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
SPECIAL FEATURES RIVET DIAMETER IS 0.188 INCHES. THICKNESS IS 0.032 PLUS/MINUS 0.003. MATERIAL: STEEL (CARBON) SPEC. MIL-S-7952 OR QQ-S-698, COLD ROLLED, HALF OR FULL HARD; OR SAE 1010 (COMMERCIAL) COLD ROLLED, HALF OR FULL HARD. FINISH: STEEL-CADMIUM PLATE PER QQ-P-416, TYPE II, CLASS 2. NOTE: THESE WASHERS ARE INTENDED PRIMARILY FOR USE WITH SOLID RIVETS IN PLASTICS. DO NOT USE THESE WASHERS WHERE WASHERS ON NAS 1149 WILL MEET DESIGN REQUIREMENTS.
III END ITEM IDENTIFICATION AGAVGAPACHE ATTACK HELICOPTER
III PART NAME ASSIGNED BY CONTROLLING AGENCY EQUIP WASHER,RIVET,FLAT MENT

Restrictions/Controls & Freight Information | NSN 5310-01-551-1618

Category Code Description
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.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information