MS51990-111P — RING,LOCK,SERRATED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

MS51990-111P: RING,LOCK,SERRATED.

The RING,LOCK,SERRATED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 8740, overall_height: 0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN, pilot_diameter: 0.953 INCHES MINIMUM AND 0.963 INCHES MAXIMUM IN, inside_diameter: 0.905 INCHES MINIMUM AND 0.912 INCHES MAXIMUM IN, surface_treatment: CADMIUM AND CHROMATE, inner_serration_quantity: 30. This part is cataloged in the U.S.

Government catalog under NSN 5365-01-700-5596, 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

MS51990-111P

NSN: 5365-01-700-5596
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)

SPECIFICATIONS

material	STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 8740
overall_height	0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN
pilot_diameter	0.953 INCHES MINIMUM AND 0.963 INCHES MAXIMUM IN
inside_diameter	0.905 INCHES MINIMUM AND 0.912 INCHES MAXIMUM IN
surface_treatment	CADMIUM AND CHROMATE
inner_serration_quantity	30
outer_serration_quantity	20
overall_outside_diameter	1.036 INCHES MINIMUM AND 1.045 INCHES MAXIMUM IN
material_document_and_classification	AMS6370 AEROSPACE MATERIAL SPEC STD 1ST MATERIAL RESPONSE OR AMS6382 AEROSPACE MATERIAL SPEC STD 2ND MATERIAL RESPONSE OR AMS6322 AEROSPACE MATERIAL SPEC STD 3RD MATERIAL RESPONSE
part_name_assigned_by_controlling_agency	RING,LOCK,SERRATED
surface_treatment_document_and_classification	AMS-QQ-P-416, TYPE II, CLASS 3 ASSN STD SINGLE TREATMENT RESPONSE
NSN	5365-01-700-5596

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS-QQ-P-416, TYPE II, CLASS 3 ASSN STD SINGLE TREATMENT RESPONSE

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS6370 AEROSPACE MATERIAL SPEC STD 1ST MATERIAL RESPONSE OR AMS6382 AEROSPACE MATERIAL SPEC STD 2ND MATERIAL RESPONSE OR AMS6322 AEROSPACE MATERIAL SPEC STD 3RD MATERIAL RESPONSE

•

OVERALL OUTSIDE DIAMETER: 1.036 INCHES MINIMUM AND 1.045 INCHES MAXIMUM IN

•

INNER SERRATION QUANTITY: 30

•

PILOT DIAMETER: 0.953 INCHES MINIMUM AND 0.963 INCHES MAXIMUM IN

•

INSIDE DIAMETER: 0.905 INCHES MINIMUM AND 0.912 INCHES MAXIMUM IN

•

SURFACE TREATMENT: CADMIUM AND CHROMATE

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS-QQ-P-416, TYPE II, CLASS 3 ASSN STD SINGLE TREATMENT RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATION	AMS6370 AEROSPACE MATERIAL SPEC STD 1ST MATERIAL RESPONSE OR AMS6382 AEROSPACE MATERIAL SPEC STD 2ND MATERIAL RESPONSE OR AMS6322 AEROSPACE MATERIAL SPEC STD 3RD MATERIAL RESPONSE
OVERALL OUTSIDE DIAMETER	1.036 INCHES MINIMUM AND 1.045 INCHES MAXIMUM IN
INNER SERRATION QUANTITY	30
PILOT DIAMETER	0.953 INCHES MINIMUM AND 0.963 INCHES MAXIMUM IN
INSIDE DIAMETER	0.905 INCHES MINIMUM AND 0.912 INCHES MAXIMUM IN
SURFACE TREATMENT	CADMIUM AND CHROMATE
OUTER SERRATION QUANTITY	20
PART NAME ASSIGNED BY CONTROLLING AGENCY	RING,LOCK,SERRATED

SUBSTITUTES & CROSS-REFERENCES 1

AS51990Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MS51990-111P?

MS51990-111P is a RING,LOCK,SERRATED.

What parts can replace MS51990-111P?

There is 1 known substitute for MS51990-111P: AS51990. Substitute compatibility should be verified for your specific system.

What is the NSN for MS51990-111P?

MS51990-111P is cataloged in the U.S. Government catalog under NSN 5365-01-700-5596. This indicates validated use in U.S. government and defense supply chains.

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MS51990-111P — RING,LOCK,SERRATED

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