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30819 ITEM 18 — STUD,PLAIN

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

30819 ITEM 18: STUD,PLAIN.

The STUD,PLAIN is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY R-405, overall_length: 2.250 INCHES NOMINAL IN, thread_direction: RIGHT-HAND STUD THREAD, nominal_thread_size: 0.375 INCHES STUD THREAD IN, thread_quantity_per_inch: 16 STUD THREAD, thread_series_designator: UNIFIED NATIONAL COARSE (UNC) NUT THREAD. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-413-3307, 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
30819 ITEM 18
NSN: 5307-01-413-3307
FSC: 5307 — Studs
CAGE: 09032 — TATE ANDALE, LLC (USA)
SPECIFICATIONS
materialNICKEL ALLOY R-405
overall_length2.250 INCHES NOMINAL IN
thread_directionRIGHT-HAND STUD THREAD
nominal_thread_size0.375 INCHES STUD THREAD IN
thread_quantity_per_inch16 STUD THREAD
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) NUT THREAD
material_document_and_classificationQQ-N-281,CLASS B FED SPEC SINGLE MATERIAL RESPONSE
NSN5307-01-413-3307
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 30819 ITEM 18 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281,CLASS B FED SPEC SINGLE MATERIAL RESPONSE
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
•
NOMINAL THREAD SIZE: 0.375 INCHES STUD THREAD IN
•
THREAD QUANTITY PER INCH: 16 NUT THREAD
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281,CLASS B FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH2.250 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.375 INCHES STUD THREAD IN
NOMINAL THREAD SIZE0.375 INCHES NUT THREAD IN
THREAD QUANTITY PER INCH16 NUT THREAD
THREAD QUANTITY PER INCH16 STUD THREAD
MATERIALNICKEL ALLOY R-405
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) STUD THREAD
OTHER ITEMS IN FSC 5307 — Studs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625
SUBSTITUTES & CROSS-REFERENCES 1
18020-1-507CReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 30819 ITEM 18?
30819 ITEM 18 is a STUD,PLAIN.
What parts can replace 30819 ITEM 18?
There is 1 known substitute for 30819 ITEM 18: 18020-1-507C. Substitute compatibility should be verified for your specific system.
What is the NSN for 30819 ITEM 18?
30819 ITEM 18 is cataloged in the U.S. Government catalog under NSN 5307-01-413-3307. This indicates validated use in U.S. government and defense supply chains.
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