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Technical Data Sheet
PartsTable / COMPONENT / 3604 B
3604 B ✓ 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

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include material: STEEL COMP 410 OVERALL, overall_width: 8.0 MILLIMETERS NOMINAL MM, inside_diameter: 5.6 MILLIMETERS MINIMUM AND 16.0 MILLIMETERS MAXIMUM MM, style_designator: WIRE, fastening_device_type: SLOTTED HEXAGON HEAD SCREW, end_item_identification: MRAP BUFFALO MK2A2. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-602-1770, 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
3604 B
NSN: 5310-00-602-1770
FSC: 5310
CAGE: 19070 — EASTERN AIR DEVICES INC DBA EAD MOTORS (USA)
SPECIFICATIONS
materialSTEEL COMP 410 OVERALL
overall_width8.0 MILLIMETERS NOMINAL MM
inside_diameter5.6 MILLIMETERS MINIMUM AND 16.0 MILLIMETERS MAXIMUM MM
style_designatorWIRE
fastening_device_typeSLOTTED HEXAGON HEAD SCREW
end_item_identificationMRAP BUFFALO MK2A2
NSN5310-00-602-1770
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3604 B · 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
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
STYLE DESIGNATOR: RECESSED
•
MATERIAL THICKNESS: 0.024 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.861 INCHES MINIMUM AND 0.863 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.325 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN
•
RECESS DEPTH: 0.105 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
STYLE DESIGNATORRECESSED
MATERIAL THICKNESS0.024 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
OVERALL HEIGHT0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.861 INCHES MINIMUM AND 0.863 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
HOLE DIAMETER0.325 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN
RECESS DEPTH0.105 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
6202Interchangeable
interchangeable cross-reference
interchangeable
SIZE 4Interchangeable
interchangeable cross-reference
interchangeable
J3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3604 B?
3604 B is a RESISTOR,VARIABLE,NONWIRE WOUND,.
What parts can replace 3604 B?
There are 3 known substitutes for 3604 B: 6202, SIZE 4, J3. Substitute compatibility should be verified for your specific system.
What is the NSN for 3604 B?
3604 B is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-602-1770. 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