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Technical Data Sheet
PartsTable / COMPONENT / 10340-4
10340-4 ✓ 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 VALVE ASSEMBLY,AUTO-DUMP is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: 0.250 INCH TUBE SIZE O-RING FACE SEAL SIL-BRAZE FITTING IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-010-3404, 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
10340-4
NSN: 5315-00-010-3404
FSC: 5315
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
general_characteristics_item_description0.250 INCH TUBE SIZE O-RING FACE SEAL SIL-BRAZE FITTING IN
NSN5315-00-010-3404
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 10340-4 · 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
KEY FEATURES
•
STYLE DESIGNATOR: STANDARD
•
MATERIAL: STEEL OVERALL
•
DIAMETER: 0.156 INCHES NOMINAL IN
•
UNDERLOOP LENGTH: 3.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSTANDARD
MATERIALSTEEL OVERALL
DIAMETER0.156 INCHES NOMINAL IN
UNDERLOOP LENGTH3.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
91-215Interchangeable
interchangeable cross-reference
interchangeable
55D3795Interchangeable
interchangeable cross-reference
interchangeable
10340-4 ITEM 8Interchangeable
interchangeable cross-reference
interchangeable
10340-4Interchangeable
interchangeable cross-reference
interchangeable
6716-7Interchangeable
interchangeable cross-reference
interchangeable
75-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10340-4?
10340-4 is a VALVE ASSEMBLY,AUTO-DUMP.
What parts can replace 10340-4?
There are 10 known substitutes for 10340-4: 91-215, 55D3795, 10340-4 ITEM 8 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10340-4?
10340-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-010-3404. 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