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163320-01 — STUD,SELF-LOCKING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

163320-01: STUD,SELF-LOCKING.

The STUD,SELF-LOCKING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 305, head_length: 0.025 INCHES NOMINAL IN, thread_class: 2A NUT THREAD A, head_diameter: 0.1718 INCHES NOMINAL IN, thread_length: 0.350 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_length: 0.375 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-146-5545, 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
163320-01
NSN: 5307-01-146-5545
FSC: 5307 — Studs
CAGE: 35351 — GE AVIATION SYSTEMS LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 305
head_length0.025 INCHES NOMINAL IN
thread_class2A NUT THREAD A
head_diameter0.1718 INCHES NOMINAL IN
thread_length0.350 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_length0.375 INCHES NOMINAL IN
locking_featureHEAD SERRATIONS
style_designatorSELF-LOCKING
thread_directionRIGHT-HAND NUT THREAD
nominal_thread_size0.112 INCHES NUT THREAD IN
thread_quantity_per_inch4 NUT THREAD
thread_series_designatorUN NUT THREAD
NSN5307-01-146-5545
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 163320-01 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
THREAD LENGTH: 0.350 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
STYLE DESIGNATOR: SELF-LOCKING
•
THREAD DIRECTION: RIGHT-HAND NUT THREAD
•
NOMINAL THREAD SIZE: 0.112 INCHES NUT THREAD IN
•
HEAD LENGTH: 0.025 INCHES NOMINAL IN
•
LOCKING FEATURE: HEAD SERRATIONS
•
THREAD CLASS: 2A NUT THREAD A
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.350 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
STYLE DESIGNATORSELF-LOCKING
OVERALL LENGTH0.375 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.112 INCHES NUT THREAD IN
HEAD LENGTH0.025 INCHES NOMINAL IN
LOCKING FEATUREHEAD SERRATIONS
THREAD CLASS2A NUT THREAD A
THREAD QUANTITY PER INCH4 NUT THREAD
MATERIALSTEEL COMP 305
SUBSTITUTES & CROSS-REFERENCES 1
216702-3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 163320-01?
163320-01 is a STUD,SELF-LOCKING.
What parts can replace 163320-01?
There is 1 known substitute for 163320-01: 216702-3. Substitute compatibility should be verified for your specific system.
What is the NSN for 163320-01?
163320-01 is cataloged in the U.S. Government catalog under NSN 5307-01-146-5545. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.