MS51989E303-7 — STUD,PLAIN

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

MS51989E303-7: STUD,PLAIN.

The STUD,PLAIN is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660, thread_class: 3A NUT THREAD A, thread_length: 0.215 INCHES MINIMUM AND 0.245 INCHES MAXIMUM STUD THREAD IN, overall_length: 0.818 INCHES NOMINAL IN, hardness_rating: 269.0 BRINELL STANDARD NOMINAL, locking_feature: RING, LOCK SERRATED. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-340-5128, 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

MS51989E303-7

NSN: 5307-01-340-5128
NIINs: 013405128, 013543774
FSC: 5307 — Studs
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)

SPECIFICATIONS

material	IRON ALLOY 660
thread_class	3A NUT THREAD A
thread_length	0.215 INCHES MINIMUM AND 0.245 INCHES MAXIMUM STUD THREAD IN
overall_length	0.818 INCHES NOMINAL IN
hardness_rating	269.0 BRINELL STANDARD NOMINAL
locking_feature	RING, LOCK SERRATED
style_designator	LOCKED IN
thread_direction	RIGHT-HAND STUD THREAD
surface_treatment	PASSIVATE OVERALL
serration_quantity	16
nominal_thread_size	0.190 INCHES STUD THREAD IN
thread_pitch_diameters	+0.1639 TO 0.1654 INCHES STUD THREAD IN
NSN	5307-01-340-5128

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

DISTANCE FROM SERRATED PORTION TO NUT END: 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN

•

THREAD LENGTH: 0.215 INCHES MINIMUM AND 0.245 INCHES MAXIMUM STUD THREAD IN

•

HARDNESS RATING: 269.0 BRINELL STANDARD NOMINAL

•

STYLE DESIGNATOR: LOCKED IN

•

THREAD PITCH DIAMETERS: +0.1639 TO 0.1654 INCHES STUD THREAD IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
DISTANCE FROM SERRATED PORTION TO NUT END	0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
THREAD LENGTH	0.215 INCHES MINIMUM AND 0.245 INCHES MAXIMUM STUD THREAD IN
THREAD LENGTH	0.395 INCHES MINIMUM AND 0.425 INCHES MAXIMUM NUT THREAD IN
HARDNESS RATING	269.0 BRINELL STANDARD NOMINAL
STYLE DESIGNATOR	LOCKED IN
THREAD PITCH DIAMETERS	+0.1639 TO 0.1654 INCHES STUD THREAD IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH	0.818 INCHES NOMINAL IN
DISTANCE FROM SERRATED PORTION TO END OF STUD THREAD	0.135 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 MS51989E303-7?

MS51989E303-7 is a STUD,PLAIN.

What is the NSN for MS51989E303-7?

MS51989E303-7 is cataloged in the U.S. Government catalog under NSN 5307-01-340-5128. This indicates validated use in U.S. government and defense supply chains.

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