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ML620-83 — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

ML620-83: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 1.357 INCHES MINIMUM AND 1.361 INCHES MAXIMUM IN, insert_size: 0.217 IN. MIN 0.221 IN.

MAX OD IN, thread_class: 2B, flange_diameter: 0.344 INCHES NOMINAL IN, flange_thickness: 0.062 INCHES NOMINAL IN, style_designator: FLANGE. This part is cataloged in the U.S. Government catalog under NSN 5325-00-910-6155, 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
ML620-83
NSN: 5325-00-910-6155
FSC: 5325 — Fastening Devices
CAGE: 55482 — MOUNT LOK PRODUCTS INC (USA)
SPECIFICATIONS
length1.357 INCHES MINIMUM AND 1.361 INCHES MAXIMUM IN
insert_size0.217 IN. MIN 0.221 IN. MAX OD IN
thread_class2B
flange_diameter0.344 INCHES NOMINAL IN
flange_thickness0.062 INCHES NOMINAL IN
special_featuresCOUNTERBORED OPPOSITE FLANGE 0.166 IN. MIN 0.169 IN. MAX DIA,1.141 IN. DEEP,2 NOTCHES IN FLANGE PEPIPHERY 180 DEG APART,FLANGE EDGE RADIAL OR SQUARE OPTIONAL IN
style_designatorFLANGE
surface_treatmentANODIZE OVERALL
nominal_thread_size0.164 INCHES IN
thread_quantity_per_inch32
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
surface_treatment_document_and_classificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5325-00-910-6155
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: ML620-83 · 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
•
FLANGE DIAMETER: 0.344 INCHES NOMINAL IN
•
LENGTH: 1.357 INCHES MINIMUM AND 1.361 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
FLANGE THICKNESS: 0.062 INCHES NOMINAL IN
•
INSERT SIZE: 0.217 IN. MIN 0.221 IN. MAX OD IN
•
STYLE DESIGNATOR: FLANGE
•
NOMINAL THREAD SIZE: 0.164 INCHES IN
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER0.344 INCHES NOMINAL IN
LENGTH1.357 INCHES MINIMUM AND 1.361 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
FLANGE THICKNESS0.062 INCHES NOMINAL IN
INSERT SIZE0.217 IN. MIN 0.221 IN. MAX OD IN
STYLE DESIGNATORFLANGE
NOMINAL THREAD SIZE0.164 INCHES IN
SPECIAL FEATURESCOUNTERBORED OPPOSITE FLANGE 0.166 IN. MIN 0.169 IN. MAX DIA,1.141 IN. DEEP,2 NOTCHES IN FLANGE PEPIPHERY 180 DEG APART,FLANGE EDGE RADIAL OR SQUARE OPTIONAL IN
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS2B
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 ML620-83?
ML620-83 is a INSERT,SCREW THREAD.
What is the NSN for ML620-83?
ML620-83 is cataloged in the U.S. Government catalog under NSN 5325-00-910-6155. This indicates validated use in U.S. government and defense supply chains.
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