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Technical Data Sheet
PartsTable / COMPONENT / 310-0098-000
310-0098-000 ✓ 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 WASHER,LOCK is a the manufacturer industrial component. Key specifications include color: YELLOW OVERALL, material: COPPER ALLOY OR TIN ALLOY 425 OVERALL, hole_diameter: 0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN, hardness_rating: 90.0 ROCKWELL B MINIMUM, outside_diameter: 0.293 INCHES MAXIMUM IN, style_designator: SPLIT HELICAL-RIGHT HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-576-0546, 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
310-0098-000
NSN: 5310-00-576-0546
FSC: 5310
CAGE: 13499 — ROCKWELL COLLINS, INC. DBA COLLINS AEROSPACE GOVERNMENT SYSTEMS DIV COLLINS AEROSPACE - GOVERNMENT SYSTEMS (USA)
SPECIFICATIONS
colorYELLOW OVERALL
materialCOPPER ALLOY OR TIN ALLOY 425 OVERALL
hole_diameter0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
hardness_rating90.0 ROCKWELL B MINIMUM
outside_diameter0.293 INCHES MAXIMUM IN
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentCADMIUM OVERALL
material_thickness0.040 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
end_item_identificationMULTIPLE LAUNCH ROCKET SYSTEM (MLRS)
surface_treatment_document_and_classificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-576-0546
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 310-0098-000 · 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
•
HARDNESS RATING: 90.0 ROCKWELL B MINIMUM
•
OUTSIDE DIAMETER: 0.293 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.040 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
HOLE DIAMETER: 0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
•
COLOR: YELLOW OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
HARDNESS RATING90.0 ROCKWELL B MINIMUM
END ITEM IDENTIFICATIONMULTIPLE LAUNCH ROCKET SYSTEM (MLRS)
OUTSIDE DIAMETER0.293 INCHES MAXIMUM IN
MATERIAL THICKNESS0.040 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
HOLE DIAMETER0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
COLORYELLOW OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIALCOPPER ALLOY OR TIN ALLOY 425 OVERALL
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 32
B20500-22Interchangeable
interchangeable cross-reference
interchangeable
AN935B8Interchangeable
interchangeable cross-reference
interchangeable
MP360Interchangeable
interchangeable cross-reference
interchangeable
2HS104Interchangeable
interchangeable cross-reference
interchangeable
AN935B616LInterchangeable
interchangeable cross-reference
interchangeable
B27-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 310-0098-000?
310-0098-000 is a WASHER,LOCK.
What parts can replace 310-0098-000?
There are 32 known substitutes for 310-0098-000: B20500-22, AN935B8, MP360 and 29 more. Substitute compatibility should be verified for your specific system.
Is 310-0098-000 still available?
310-0098-000 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