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PartsTable / COMPONENT / 102-70078-3
102-70078-3 ✓ 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,RECESSED is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 360 OVERALL, recess_depth: 0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN, hole_diameter: 0.090 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN, overall_height: 0.057 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN, recess_diameter: 0.149 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN, outside_diameter: 0.422 INCHES MINIMUM AND 0.428 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-034-1108, 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
102-70078-3
NSN: 5310-01-034-1108
FSC: 5310
CAGE: 94697 — MOOG INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY 360 OVERALL
recess_depth0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN
hole_diameter0.090 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
overall_height0.057 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
recess_diameter0.149 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN
outside_diameter0.422 INCHES MINIMUM AND 0.428 INCHES MAXIMUM IN
style_designatorRECESSED
material_document_and_classificationQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-034-1108
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 102-70078-3 · 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
•
HOLE DIAMETER: 0.090 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: RECESSED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: COPPER ALLOY 360 OVERALL
•
RECESS DEPTH: 0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN
•
RECESS DIAMETER: 0.149 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.422 INCHES MINIMUM AND 0.428 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.090 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
STYLE DESIGNATORRECESSED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 360 OVERALL
OVERALL HEIGHT0.057 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
RECESS DEPTH0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN
RECESS DIAMETER0.149 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.422 INCHES MINIMUM AND 0.428 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
700783Interchangeable
interchangeable cross-reference
interchangeable
2322Interchangeable
interchangeable cross-reference
interchangeable
211LInterchangeable
interchangeable cross-reference
interchangeable
731740Interchangeable
interchangeable cross-reference
interchangeable
211GInterchangeable
interchangeable cross-reference
interchangeable
C10147Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 102-70078-3?
102-70078-3 is a WASHER,RECESSED.
What parts can replace 102-70078-3?
There are 10 known substitutes for 102-70078-3: 700783, 2322, 211L and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 102-70078-3?
102-70078-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-034-1108. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026