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PartsTable / COMPONENT / 125-2119084 PIECE 20
125-2119084 PIECE 20 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The STUD,PLAIN is a the manufacturer industrial component. Key specifications include thread_class: 3A NUT THREAD A, thread_length: 1.000 INCHES NOMINAL STUD THREAD IN, overall_length: 2.000 INCHES NOMINAL IN, thread_direction: RIGHT-HAND STUD THREAD, nominal_thread_size: 0.500 INCHES STUD THREAD IN, thread_quantity_per_inch: 13 STUD THREAD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-01-081-2565, 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
125-2119084 PIECE 20
NSN: 5307-01-081-2565
FSC: 5307
CAGE: 25685 — NAVAL SHIP ENGINEERING CENTER PHILADELPHIA DIVISION SUBMARINE ANTENNA QUALITY ASSURANCE (USA)
SPECIFICATIONS
thread_class3A NUT THREAD A
thread_length1.000 INCHES NOMINAL STUD THREAD IN
overall_length2.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND STUD THREAD
nominal_thread_size0.500 INCHES STUD THREAD IN
thread_quantity_per_inch13 STUD THREAD
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) STUD THREAD
material_document_and_classificationQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE
NSN5307-01-081-2565
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 125-2119084 PIECE 20 · 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 DIRECTION: RIGHT-HAND STUD THREAD
•
THREAD LENGTH: 1.000 INCHES NOMINAL STUD THREAD IN
•
THREAD CLASS: 3A NUT THREAD A
•
NOMINAL THREAD SIZE: 0.500 INCHES STUD THREAD IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) STUD THREAD
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
THREAD LENGTH1.000 INCHES NOMINAL STUD THREAD IN
THREAD CLASS3A NUT THREAD A
NOMINAL THREAD SIZE0.500 INCHES STUD THREAD IN
NOMINAL THREAD SIZE0.500 INCHES NUT THREAD IN
OVERALL LENGTH2.000 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) STUD THREAD
THREAD LENGTH1.000 INCHES NOMINAL NUT THREAD IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
855-037Interchangeable
interchangeable cross-reference
interchangeable
702-0232Interchangeable
interchangeable cross-reference
interchangeable
855-037-001Interchangeable
interchangeable cross-reference
interchangeable
855237Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 125-2119084 PIECE 20?
125-2119084 PIECE 20 is a STUD,PLAIN.
What parts can replace 125-2119084 PIECE 20?
There are 4 known substitutes for 125-2119084 PIECE 20: 855-037, 702-0232, 855-037-001 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 125-2119084 PIECE 20?
125-2119084 PIECE 20 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-01-081-2565. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026