PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 37X5SZ
37X5SZ ✓ 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 37X5SZ is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-622-2525, 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
37X5SZ
NSN: 5310-00-622-2525
FSC: 5310
CAGE: 09990 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC VALVE DIVISION (USA)
SPECIFICATIONS
Part Number37X5SZ
NSN5310-00-622-2525
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 37X5SZ · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
44573Interchangeable
interchangeable cross-reference
interchangeable
73395Interchangeable
interchangeable cross-reference
interchangeable
E71900APC16Interchangeable
interchangeable cross-reference
interchangeable
44550Interchangeable
interchangeable cross-reference
interchangeable
A240611Interchangeable
interchangeable cross-reference
interchangeable
4M4ZV4LK-SSInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 37X5SZ?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 37X5SZ?
37X5SZ is a 37X5SZ.
What parts can replace 37X5SZ?
There are 8 known substitutes for 37X5SZ: 44573, 73395, E71900APC16 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 37X5SZ?
37X5SZ is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-622-2525. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 37X5SZ

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026