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Technical Data Sheet
PartsTable / COMPONENT / 103220
103220 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The FORK ASSEMBLY,R H is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1060 OR STEEL COMP 1070 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL, hole_diameter: 0.194 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN, hardness_rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM, outside_diameter: 0.353 INCHES MAXIMUM IN, style_designator: SPLIT HELICAL-RIGHT HAND, surface_treatment: CADMIUM OR ZINC OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-013-1096, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
103220
NSN: 5310-00-013-1096
FSC: 5310
CAGE: 37923 — DESA INDUSTRIES INC DIV OF AMCA INTERNATIONAL CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 1060 OR STEEL COMP 1070 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL
hole_diameter0.194 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
hardness_rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
outside_diameter0.353 INCHES MAXIMUM IN
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentCADMIUM OR ZINC OVERALL
material_thickness0.056 INCHES NOMINAL IN
end_item_identificationLOGISTGICS SUPPORT VESSEL
nondefinitive_spec/std_dataA CLASS AND 3 STYLE
material_document_and_classificationASTM A576 ASSN STD ALL MATERIAL RESPONSES OVERALL
NSN5310-00-013-1096
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 103220 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
NONDEFINITIVE SPEC/STD DATA: A CLASS AND 3 STYLE
•
MATERIAL THICKNESS: 0.056 INCHES NOMINAL IN
•
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
•
MATERIAL: STEEL COMP 1060 OR STEEL COMP 1070 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A576 ASSN STD ALL MATERIAL RESPONSES OVERALL
•
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
•
HOLE DIAMETER: 0.194 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
NONDEFINITIVE SPEC/STD DATAA CLASS AND 3 STYLE
MATERIAL THICKNESS0.056 INCHES NOMINAL IN
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
END ITEM IDENTIFICATIONLOGISTGICS SUPPORT VESSEL
MATERIALSTEEL COMP 1060 OR STEEL COMP 1070 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A576 ASSN STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
HOLE DIAMETER0.194 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.353 INCHES MAXIMUM IN
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
FFW84CLASSASTYLE3Interchangeable
interchangeable cross-reference
interchangeable
DX253Interchangeable
interchangeable cross-reference
interchangeable
34846S2Interchangeable
interchangeable cross-reference
interchangeable
LWZ305Interchangeable
interchangeable cross-reference
interchangeable
MW6-10Interchangeable
interchangeable cross-reference
interchangeable
120638Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 103220?
103220 is a FORK ASSEMBLY,R H.
What parts can replace 103220?
There are 29 known substitutes for 103220: FFW84CLASSASTYLE3, DX253, 34846S2 and 26 more. Substitute compatibility should be verified for your specific system.
Is 103220 still available?
103220 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026