MS51831-107 — INSERT,SCREW THREAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

MS51831-107: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.797 INCHES MINIMUM AND 0.827 INCHES MAXIMUM IN, material: STEEL CORROSION RESISTING OVERALL, insert_size: 0.8125-16 UN-2A A, thread_class: 3B, thread_length: 0.712 INCHES NOMINAL IN, style_designator: KEYLOCK. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-359-6759, 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

MS51831-107

NSN: 5325-01-359-6759
FSC: 5325 — Fastening Devices
CAGE: 14153 — DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA (USA)

SPECIFICATIONS

length	0.797 INCHES MINIMUM AND 0.827 INCHES MAXIMUM IN
material	STEEL CORROSION RESISTING OVERALL
insert_size	0.8125-16 UN-2A A
thread_class	3B
thread_length	0.712 INCHES NOMINAL IN
style_designator	KEYLOCK
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE OVERALL
nominal_thread_size	0.5625 INCHES IN
thread_quantity_per_inch	12
thread_series_designator	UNJC
full_internal_thread_length	0.687 INCHES MINIMUM AND 0.737 INCHES MAXIMUM IN
NSN	5325-01-359-6759

COMPONENT DIAGRAM

KEY FEATURES

•

LENGTH: 0.797 INCHES MINIMUM AND 0.827 INCHES MAXIMUM IN

•

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

•

THREAD LENGTH: 0.712 INCHES NOMINAL IN

•

INSERT SIZE: 0.8125-16 UN-2A A

•

STYLE DESIGNATOR: KEYLOCK

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5640 COMP 303 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5640 COMP 303E ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A582 COMP 303 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A582 COMP 303E ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5738 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

INTERNAL THREAD RELIEF DEPTH: 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

LENGTH	0.797 INCHES MINIMUM AND 0.827 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.712 INCHES NOMINAL IN
INSERT SIZE	0.8125-16 UN-2A A
STYLE DESIGNATOR	KEYLOCK
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5640 COMP 303 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5640 COMP 303E ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A582 COMP 303 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A582 COMP 303E ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5738 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
INTERNAL THREAD RELIEF DEPTH	0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.5625 INCHES IN
FULL INTERNAL THREAD LENGTH	0.687 INCHES MINIMUM AND 0.737 INCHES MAXIMUM IN

OTHER ITEMS IN FSC 5325 — Fastening Devices

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317

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)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MS51831-107?

MS51831-107 is a INSERT,SCREW THREAD.

What is the NSN for MS51831-107?

MS51831-107 is cataloged in the U.S. Government catalog under NSN 5325-01-359-6759. This indicates validated use in U.S. government and defense supply chains.

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