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7375675 ✓ 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 OVERALL, hole_diameter: 0.195 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN, outside_diameter: 0.300 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN, style_designator: FLAT INTERNAL TEETH, surface_treatment: CADMIUM OR ZINC OVERALL, material_thickness: 0.018 INCHES NOMINAL 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 5310-00-737-5675, 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
7375675
NSN: 5310-00-737-5675
FSC: 5310
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.195 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
outside_diameter0.300 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
style_designatorFLAT INTERNAL TEETH
surface_treatmentCADMIUM OR ZINC OVERALL
material_thickness0.018 INCHES NOMINAL IN
NSN5310-00-737-5675
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 7375675 · 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
•
STYLE DESIGNATOR: FLAT INTERNAL TEETH
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.195 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.300 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.018 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORFLAT INTERNAL TEETH
MATERIALSTEEL OVERALL
HOLE DIAMETER0.195 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.300 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
MATERIAL THICKNESS0.018 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
12-106Interchangeable
interchangeable cross-reference
interchangeable
NIPPLEBLACK1X6EHInterchangeable
interchangeable cross-reference
interchangeable
MS51873-132BInterchangeable
interchangeable cross-reference
interchangeable
338BLK1X6INInterchangeable
interchangeable cross-reference
interchangeable
819LXInterchangeable
interchangeable cross-reference
interchangeable
SMC187277Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7375675?
7375675 is a WASHER,LOCK.
What parts can replace 7375675?
There are 13 known substitutes for 7375675: 12-106, NIPPLEBLACK1X6EH, MS51873-132B and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7375675?
7375675 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-737-5675. 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