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PartsTable / COMPONENT / 314278
314278 ✓ 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 CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: STEEL HOOK, nut_style: HEXAGON, nut_height: 0.295 INCHES NOMINAL IN, design_type: LOOSE, recess_depth: 0.152 INCHES NOMINAL IN, thread_class: 3B. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-209-3476, 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
314278
NSN: 5310-00-209-3476
FSC: 5310
CAGE: 12204 — CHRYSLER REALTY COMPANY LLC DBA DAIMLER CHRYSLER (USA)
SPECIFICATIONS
materialSTEEL HOOK
nut_styleHEXAGON
nut_height0.295 INCHES NOMINAL IN
design_typeLOOSE
recess_depth0.152 INCHES NOMINAL IN
thread_class3B
hole_diameter1.016 INCHES NOMINAL IN
overall_width0.3725 INCHES MINIMUM AND 0.3775 INCHES MAXIMUM IN
thread_seriesUNF
overall_height0.188 INCHES NOMINAL IN
overall_length4.000 INCHES NOMINAL IN
inside_diameter0.625 INCHES NOMINAL IN
NSN5310-00-209-3476
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 314278 · 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
•
HOLE DIAMETER: 1.016 INCHES NOMINAL IN
•
RECESS DEPTH: 0.152 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.035 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.625 INCHES NOMINAL IN
•
STYLE DESIGNATOR: RECESSED
•
SURFACE TREATMENT: PHOSPHATE OR ZINC OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER1.016 INCHES NOMINAL IN
RECESS DEPTH0.152 INCHES NOMINAL IN
MATERIAL THICKNESS0.035 INCHES NOMINAL IN
OUTSIDE DIAMETER1.625 INCHES NOMINAL IN
STYLE DESIGNATORRECESSED
SURFACE TREATMENTPHOSPHATE OR ZINC OVERALL
OVERALL HEIGHT0.188 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
314278Interchangeable
interchangeable cross-reference
interchangeable
16X79Interchangeable
interchangeable cross-reference
interchangeable
98676R1Interchangeable
interchangeable cross-reference
interchangeable
7637616P0006Interchangeable
interchangeable cross-reference
interchangeable
RF6622-825SInterchangeable
interchangeable cross-reference
interchangeable
0428CG20Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 314278?
314278 is a CONNECTOR,PLUG,ELECTRICAL.
What parts can replace 314278?
There are 14 known substitutes for 314278: 314278, 16X79, 98676R1 and 11 more. Substitute compatibility should be verified for your specific system.
Is 314278 still available?
314278 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