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Technical Data Sheet
PartsTable / COMPONENT / 356027S7
356027S7 ✓ 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,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.250 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNF, locking_feature: FREE-RUNNING ALL METAL DESIGN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-045-1067, 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
356027S7
NSN: 5310-00-045-1067
FSC: 5310
CAGE: 57526 — FORD MOTOR COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.250 INCHES NOMINAL IN
thread_class2B
thread_seriesUNF
locking_featureFREE-RUNNING ALL METAL DESIGN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OR ZINC OVERALL
width_across_flats0.625 INCHES NOMINAL IN
nominal_thread_size0.438 INCHES IN
bearing_surface_typeCHAMFERED
thread_quantity_per_inch20
NSN5310-00-045-1067
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 356027S7 · 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 SERIES: UNF
•
THREAD QUANTITY PER INCH: 20
•
BEARING SURFACE TYPE: CHAMFERED
•
NOMINAL THREAD SIZE: 0.438 INCHES IN
•
THREAD CLASS: 2B
•
NUT HEIGHT: 0.250 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
LOCKING FEATURE: FREE-RUNNING ALL METAL DESIGN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIESUNF
THREAD QUANTITY PER INCH20
BEARING SURFACE TYPECHAMFERED
NOMINAL THREAD SIZE0.438 INCHES IN
THREAD CLASS2B
NUT HEIGHT0.250 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
LOCKING FEATUREFREE-RUNNING ALL METAL DESIGN
MATERIALSTEEL OVERALL
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
145030Interchangeable
interchangeable cross-reference
interchangeable
515435-10Interchangeable
interchangeable cross-reference
interchangeable
030133Interchangeable
interchangeable cross-reference
interchangeable
30131Interchangeable
interchangeable cross-reference
interchangeable
145-36Interchangeable
interchangeable cross-reference
interchangeable
451067Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 356027S7?
356027S7 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace 356027S7?
There are 6 known substitutes for 356027S7: 145030, 515435-10, 030133 and 3 more. Substitute compatibility should be verified for your specific system.
Is 356027S7 still available?
356027S7 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