PartsTable
Technical Data Sheet
709-8345731-012-006 ✓ 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 NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include special_features: .375-16 UNC-3B, end_item_identification: DRY DECK SHELTER FS-156 CRADLE ASSEMBLY AND DETAILS, criticality_code_justification: ZZZY, part_name_assigned_by_controlling_agency: HEX,NUT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-627-8739, 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
709-8345731-012-006
NSN: 5310-01-627-8739
FSC: 5310
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
special_features.375-16 UNC-3B
end_item_identificationDRY DECK SHELTER FS-156 CRADLE ASSEMBLY AND DETAILS
criticality_code_justificationZZZY
part_name_assigned_by_controlling_agencyHEX,NUT
NSN5310-01-627-8739
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 709-8345731-012-006 · 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
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
CRITICALITY CODE JUSTIFICATION: ZZZY
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURES.375-16 UNC-3B
END ITEM IDENTIFICATIONDRY DECK SHELTER FS-156 CRADLE ASSEMBLY AND DETAILS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
CRITICALITY CODE JUSTIFICATIONZZZY
PART NAME ASSIGNED BY CONTROLLING AGENCYHEX,NUT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
H692-1802-39L1Interchangeable
interchangeable cross-reference
interchangeable
566-6405739 FIND SDGD B37L1Interchangeable
interchangeable cross-reference
interchangeable
566-6405739 FIND SDGD B37Interchangeable
interchangeable cross-reference
interchangeable
0.375-16UNC-3B NICUInterchangeable
interchangeable cross-reference
interchangeable
709-8345731-012-004Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222 TY V GR400Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 709-8345731-012-006?
709-8345731-012-006 is a NUT,PLAIN,HEXAGON.
What parts can replace 709-8345731-012-006?
There are 11 known substitutes for 709-8345731-012-006: H692-1802-39L1, 566-6405739 FIND SDGD B37L1, 566-6405739 FIND SDGD B37 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 709-8345731-012-006?
709-8345731-012-006 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-627-8739. This indicates validated use in U.S. government and defense supply chains.
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