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Technical Data Sheet

801621-003 PIECE 20 — Technical Data Sheet

✓ 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 801621-003 PIECE 20 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 under NSN 5310-01-132-1926, 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
801621-003 PIECE 20
NSN: 5310-01-132-1926
FSC: 5310
CAGE: 50380 — RELIANCE ELECTRIC (USA)
SPECIFICATIONS
Part Number801621-003 PIECE 20
NSN5310-01-132-1926
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 801621-003 PIECE 20 · 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 7
206071AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
20660InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
AM504KInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
150189InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
11942InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
FM-86520 PC NO 10InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 801621-003 PIECE 20?
801621-003 PIECE 20 is a 801621-003 PIECE 20.
What parts can replace 801621-003 PIECE 20?
There are 7 known substitutes for 801621-003 PIECE 20: 206071A, 20660, AM504K and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 801621-003 PIECE 20?
801621-003 PIECE 20 is cataloged in the Federal Logistics Information System under NSN 5310-01-132-1926. This indicates validated use in U.S. government and defense supply chains.
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