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Technical Data Sheet
PartsTable / COMPONENT / 870309326
870309326 ✓ 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 PIN,SPECIAL 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 5315-01-267-1090, 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
870309326
NSN: 5315-01-267-1090
FSC: 5315
CAGE: 71871 — ALFA LAVAL INC (USA)
SPECIFICATIONS
Part Number870309326
NSN5315-01-267-1090
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 870309326 · 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
7917Interchangeable
interchangeable cross-reference
interchangeable
S374-500Interchangeable
interchangeable cross-reference
interchangeable
3828Interchangeable
interchangeable cross-reference
interchangeable
HA5462Interchangeable
interchangeable cross-reference
interchangeable
1217Interchangeable
interchangeable cross-reference
interchangeable
5315PL0660633Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 870309326?
870309326 is a PIN,SPECIAL.
What parts can replace 870309326?
There are 7 known substitutes for 870309326: 7917, S374-500, 3828 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 870309326?
870309326 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-267-1090. 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