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Technical Data Sheet
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31792 ✓ Verified by PartsTable
Lindy · 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 PISTON,VALVE is a Lindy industrial component. Key specifications include material: STEEL CORROSION RESISTING, end_item_identification: SEAWOLF CLASS SSN, valve_design_control_activity: 7U055, valve_type_for_which_designed: CHECK. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-133-0687, 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
31792
NSN: 5310-01-133-0687
FSC: 5310
CAGE: 35211 — LAUSON DIVISION OF TECUMSEH PRODUCTS CO (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
end_item_identificationSEAWOLF CLASS SSN
valve_design_control_activity7U055
valve_type_for_which_designedCHECK
NSN5310-01-133-0687
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 31792 · Lindy ⚠ 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 3
31730Interchangeable
interchangeable cross-reference
interchangeable
31792Interchangeable
interchangeable cross-reference
interchangeable
21261-10Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 31792?
31792 is a PISTON,VALVE manufactured by Lindy.
What parts can replace 31792?
There are 3 known substitutes for 31792: 31730, 31792, 21261-10. Substitute compatibility should be verified for your specific system.
What is the NSN for 31792?
31792 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-133-0687. 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