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18020 1-504A — STUD,PLAIN

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

18020 1-504A: STUD,PLAIN.

The STUD,PLAIN is a the manufacturer industrial component. Key specifications include overall_length: 1.500 INCHES NOMINAL IN, nominal_thread_size: 0.375 INCHES STUD THREAD IN, thread_series_designator: UNIFIED NATIONAL COARSE (UNC) STUD THREAD, material_document_and_classification: QQ-N-281, CLASS B FED SPEC SINGLE MATERIAL RESPONSE, part_name_assigned_by_controlling_agency: NAVY SPECIAL PROJECT. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-420-2283, 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
18020 1-504A
NSN: 5307-01-420-2283
FSC: 5307 — Studs
CAGE: 09032 — TATE ANDALE, LLC (USA)
SPECIFICATIONS
overall_length1.500 INCHES NOMINAL IN
nominal_thread_size0.375 INCHES STUD THREAD IN
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) STUD THREAD
material_document_and_classificationQQ-N-281, CLASS B FED SPEC SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agencyNAVY SPECIAL PROJECT
NSN5307-01-420-2283
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 18020 1-504A · 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
•
NOMINAL THREAD SIZE: 0.375 INCHES STUD THREAD IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) STUD THREAD
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281, CLASS B FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH1.500 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.375 INCHES STUD THREAD IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
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
31082ITEM 21Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 18020 1-504A?
18020 1-504A is a STUD,PLAIN.
What parts can replace 18020 1-504A?
There is 1 known substitute for 18020 1-504A: 31082ITEM 21. Substitute compatibility should be verified for your specific system.
What is the NSN for 18020 1-504A?
18020 1-504A is cataloged in the U.S. Government catalog under NSN 5307-01-420-2283. This indicates validated use in U.S. government and defense supply chains.
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