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Technical Data Sheet
PartsTable / COMPONENT / 745425
745425 ✓ 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 CONNECTING LINK,RIGID is a the manufacturer industrial component. Key specifications include precious_material: SILVER. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-531-1026, 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
745425
NSN: 5310-00-531-1026
FSC: 5310
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
special_featuresBRAND NAME DESCRIPTION ILFOCOLOR ILRA.1K 40IN X 30M EI;REQUIRED MINIMUM ORDER QUANTITY 1;REQUIRED MULTIPLE ORDER QUANTITY 1 IN
precious_materialSILVER
NSN5310-00-531-1026
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 745425 · 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
•
THREAD QUANTITY PER INCH: 32
•
NOMINAL THREAD SIZE: 0.375 INCHES IN
•
BEARING SURFACE TYPE: CHAMFERED
•
THREAD SERIES: UNEF
•
NUT HEIGHT: 0.094 INCHES NOMINAL IN
•
THREAD CLASS: 2B
•
NUT STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH32
NOMINAL THREAD SIZE0.375 INCHES IN
BEARING SURFACE TYPECHAMFERED
THREAD SERIESUNEF
NUT HEIGHT0.094 INCHES NOMINAL IN
THREAD CLASS2B
NUT STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH ACROSS FLATS0.500 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
334-4062-000Interchangeable
interchangeable cross-reference
interchangeable
334-4062-00Interchangeable
interchangeable cross-reference
interchangeable
745425Interchangeable
interchangeable cross-reference
interchangeable
730666Interchangeable
interchangeable cross-reference
interchangeable
7598197Interchangeable
interchangeable cross-reference
interchangeable
7598197P1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 745425?
745425 is a CONNECTING LINK,RIGID.
What parts can replace 745425?
There are 14 known substitutes for 745425: 334-4062-000, 334-4062-00, 745425 and 11 more. Substitute compatibility should be verified for your specific system.
Is 745425 still available?
745425 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026