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300R401H01 — STUD,LOCKED IN

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

300R401H01: STUD,LOCKED IN.

The STUD,LOCKED IN is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303, thread_class: 3A NUT THREAD A, thread_length: 0.300 INCHES NOMINAL STUD THREAD IN, overall_length: 1.440 INCHES NOMINAL IN, style_designator: LOCKED IN, thread_direction: RIGHT-HAND NUT THREAD. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-079-2605, 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
300R401H01
NSN: 5307-00-079-2605
FSC: 5307 — Studs
CAGE: 97942 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 303
thread_class3A NUT THREAD A
thread_length0.300 INCHES NOMINAL STUD THREAD IN
overall_length1.440 INCHES NOMINAL IN
style_designatorLOCKED IN
thread_directionRIGHT-HAND NUT THREAD
surface_treatmentPASSIVATE OVERALL
nominal_thread_size0.3125 INCHES STUD THREAD IN
thread_pitch_diameters+0.2869 TO 0.2884 INCHES STUD THREAD IN
thread_quantity_per_inch24 STUD THREAD
thread_series_designatorUNF STUD THREAD
material_document_and_classificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
NSN5307-00-079-2605
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 300R401H01 · 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
•
DISTANCE FROM SERRATED PORTION TO NUT END: 1.000 INCHES NOMINAL IN
•
THREAD LENGTH: 0.500 INCHES NOMINAL NUT THREAD IN
•
STYLE DESIGNATOR: LOCKED IN
•
THREAD PITCH DIAMETERS: +0.2869 TO 0.2884 INCHES STUD THREAD IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
•
DISTANCE FROM SERRATED PORTION TO END OF STUD THREAD: 0.140 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DISTANCE FROM SERRATED PORTION TO NUT END1.000 INCHES NOMINAL IN
THREAD LENGTH0.500 INCHES NOMINAL NUT THREAD IN
THREAD LENGTH0.300 INCHES NOMINAL STUD THREAD IN
STYLE DESIGNATORLOCKED IN
THREAD PITCH DIAMETERS+0.2869 TO 0.2884 INCHES STUD THREAD IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH1.440 INCHES NOMINAL IN
DISTANCE FROM SERRATED PORTION TO END OF STUD THREAD0.140 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 300R401H01?
300R401H01 is a STUD,LOCKED IN.
What is the NSN for 300R401H01?
300R401H01 is cataloged in the U.S. Government catalog under NSN 5307-00-079-2605. This indicates validated use in U.S. government and defense supply chains.
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