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CLS-M8-2 — NUT,SELF-LOCKING,CLINCH

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

CLS-M8-2: NUT,SELF-LOCKING,CLINCH.

The NUT,SELF-LOCKING,CLINCH is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, nut_height: 7.47 MILLIMETERS NOMINAL MM, hardness_rating: 90.0 ROCKWELL B MAXIMUM, nominal_thread_size: 8.0 MILLIMETERS MM, end_item_identification: 2355015393601, part_name_assigned_by_controlling_agency: NUT PLAIN, CLINCH. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-628-6549, 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
CLS-M8-2
NSN: 5310-01-628-6549
FSC: 5310 — Nuts and Washers
CAGE: 46384 — PENN ENGINEERING & MANUFACTURING CORP (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
nut_height7.47 MILLIMETERS NOMINAL MM
thread_seriesM
hardness_rating90.0 ROCKWELL B MAXIMUM
nominal_thread_size8.0 MILLIMETERS MM
end_item_identification2355015393601
part_name_assigned_by_controlling_agencyNUT PLAIN, CLINCH
NSN5310-01-628-6549
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: CLS-M8-2 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
THREAD SERIES: M
•
HARDNESS RATING: 90.0 ROCKWELL B MAXIMUM
•
NOMINAL THREAD SIZE: 8.0 MILLIMETERS MM
•
NUT HEIGHT: 7.47 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
THREAD SERIESM
HARDNESS RATING90.0 ROCKWELL B MAXIMUM
NOMINAL THREAD SIZE8.0 MILLIMETERS MM
NUT HEIGHT7.47 MILLIMETERS NOMINAL MM
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT PLAIN, CLINCH
END ITEM IDENTIFICATION2355015393601
MATERIALSTEEL CORROSION RESISTING OVERALL
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
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 CLS-M8-2?
CLS-M8-2 is a NUT,SELF-LOCKING,CLINCH.
What is the NSN for CLS-M8-2?
CLS-M8-2 is cataloged in the U.S. Government catalog under NSN 5310-01-628-6549. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.