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Technical Data Sheet
PartsTable / COMPONENT / 3090-2L
3090-2L ✓ 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 material: STEEL COMP 1060 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL, hole_diameter: 0.088 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN, hardness_rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM, outside_diameter: 0.175 INCHES MAXIMUM IN, style_designator: SPLIT HELICAL-RIGHT HAND, surface_treatment: CADMIUM AND CHROMATE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-167-0692, 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
3090-2L
NSN: 5310-00-167-0692
FSC: 5310
CAGE: 73760 — ITT AEROSPACE CONTROLS LLC DBA ITT AEROSPACE CONTROLS UNIT S (USA)
SPECIFICATIONS
materialSTEEL COMP 1060 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL
hole_diameter0.088 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
hardness_rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
outside_diameter0.175 INCHES MAXIMUM IN
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
material_thickness0.015 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
nondefinitive_spec/std_dataA CLASS AND 1 STYLE
specification/standard_data81348-FF-W-84 GOVERNMENT SPECIFICATION AND 88044-AN935/CANCELED/ GOVERNMENT STANDARD
material_document_and_classification66,UNS G10600 THRU UNS G10800 FED STD ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationQQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
NSN5310-00-167-0692
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3090-2L · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66,UNS G10600 THRU UNS G10800 FED STD ALL MATERIAL RESPONSES OVERALL
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
SPECIFICATION/STANDARD DATA: 81348-FF-W-84 GOVERNMENT SPECIFICATION AND 88044-AN935/CANCELED/ GOVERNMENT STANDARD
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
•
MATERIAL: STEEL COMP 1060 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
OUTSIDE DIAMETER: 0.175 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.015 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATION66,UNS G10600 THRU UNS G10800 FED STD ALL MATERIAL RESPONSES OVERALL
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
SPECIFICATION/STANDARD DATA81348-FF-W-84 GOVERNMENT SPECIFICATION AND 88044-AN935/CANCELED/ GOVERNMENT STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
MATERIALSTEEL COMP 1060 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
OUTSIDE DIAMETER0.175 INCHES MAXIMUM IN
MATERIAL THICKNESS0.015 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATAA CLASS AND 1 STYLE
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
526-1030Interchangeable
interchangeable cross-reference
interchangeable
723299-9Interchangeable
interchangeable cross-reference
interchangeable
MS35337-20Interchangeable
interchangeable cross-reference
interchangeable
850232Interchangeable
interchangeable cross-reference
interchangeable
TF35AAInterchangeable
Same NIIN cross-reference
interchangeable
17-910-00-216Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3090-2L?
3090-2L is a WASHER,LOCK.
What parts can replace 3090-2L?
There are 8 known substitutes for 3090-2L: 526-1030, 723299-9, MS35337-20 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3090-2L?
3090-2L is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-167-0692. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026