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SE55044-901 ✓ 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 ASSORTMENT 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 5310-00-735-1570, 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
SE55044-901
NSN: 5310-00-735-1570
FSC: 5310
CAGE: K0216 — THALES UK LIMITED DBA THALES UK LTD OPTRONICS (GBR)
SPECIFICATIONS
Part NumberSE55044-901
NSN5310-00-735-1570
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: SE55044-901 · 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 25
372-1028P1Interchangeable
interchangeable cross-reference
interchangeable
372-01028P001Interchangeable
interchangeable cross-reference
interchangeable
4224M0DInterchangeable
interchangeable cross-reference
interchangeable
MR422-4Interchangeable
interchangeable cross-reference
interchangeable
56314-02Interchangeable
interchangeable cross-reference
interchangeable
CB-422-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SE55044-901?
SE55044-901 is a WASHER ASSORTMENT.
What parts can replace SE55044-901?
There are 25 known substitutes for SE55044-901: 372-1028P1, 372-01028P001, 4224M0D and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SE55044-901?
SE55044-901 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-735-1570. 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