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MS3215-2031 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

MS3215-2031: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include usage_design: EXTERNAL, inside_diameter: 0.239 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN, major_thickness: 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN, surface_treatment: ZINC, supplementary_features: USED ON: 2320-01-437-6957 ARMORED SECURITY VEHICLE (ASV), casehardening_indicator: NOT CASEHARDENED. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-592-2075, 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
MS3215-2031
NSN: 5325-01-592-2075
FSC: 5325 — Fastening Devices
CAGE: 8U976 — R. L. MORRISSEY & ASSOCIATES, INC (USA)
SPECIFICATIONS
materialSTEEL COMP 1060 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085 OR STEEL COMP 1090 OR STEEL COMP 1095
ring_styleE
usage_designEXTERNAL
inside_diameter0.239 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
major_thickness0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
surface_treatmentZINC
supplementary_featuresUSED ON: 2320-01-437-6957 ARMORED SECURITY VEHICLE (ASV)
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating66.5 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
cross-sectional_shape_styleRECTANGULAR
part_name_assigned_by_controlling_agencyRING, RETAINING, EXTERNAL, "E", REINFORCED (REDUCED SECTION TYPE)
NSN5325-01-592-2075
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS3215-2031 · 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
•
MATERIAL HARDNESS RATING: 66.5 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
•
USAGE DESIGN: EXTERNAL
•
SUPPLEMENTARY FEATURES: USED ON: 2320-01-437-6957 ARMORED SECURITY VEHICLE (ASV)
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI 1060 ASSN STD 1ST MATERIAL RESPONSE AND AISI 1065 ASSN STD 2ND MATERIAL RESPONSE AND AISI 1070 ASSN STD 3RD MATERIAL RESPONSE AND AISI 1074 ASSN STD 4TH MATERIAL RESPONSE AND AISI 1078 ASSN STD 5TH MATERIAL RESPONSE AND AISI 1080 ASSN STD 6TH MATERIAL RESPONSE AND AISI 1084 ASSN STD 7TH MATERIAL RESPONSE AND AISI 1085 ASSN STD 8TH MATERIAL RESPONSE AND AISI 1090 ASSN STD 9TH MATERIAL RESPONSE AND AISI 1095 ASSN STD 10TH MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
MAJOR THICKNESS: 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 0.239 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING66.5 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
USAGE DESIGNEXTERNAL
SUPPLEMENTARY FEATURESUSED ON: 2320-01-437-6957 ARMORED SECURITY VEHICLE (ASV)
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 1060 ASSN STD 1ST MATERIAL RESPONSE AND AISI 1065 ASSN STD 2ND MATERIAL RESPONSE AND AISI 1070 ASSN STD 3RD MATERIAL RESPONSE AND AISI 1074 ASSN STD 4TH MATERIAL RESPONSE AND AISI 1078 ASSN STD 5TH MATERIAL RESPONSE AND AISI 1080 ASSN STD 6TH MATERIAL RESPONSE AND AISI 1084 ASSN STD 7TH MATERIAL RESPONSE AND AISI 1085 ASSN STD 8TH MATERIAL RESPONSE AND AISI 1090 ASSN STD 9TH MATERIAL RESPONSE AND AISI 1095 ASSN STD 10TH MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MAJOR THICKNESS0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
INSIDE DIAMETER0.239 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLEE
SURFACE TREATMENTZINC
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 MS3215-2031?
MS3215-2031 is a RING,RETAINING.
What is the NSN for MS3215-2031?
MS3215-2031 is cataloged in the U.S. Government catalog under NSN 5325-01-592-2075. This indicates validated use in U.S. government and defense supply chains.
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