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1140380 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

1140380: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 5.10 MILLIMETERS MINIMUM AND 5.40 MILLIMETERS MAXIMUM MM, outside_diameter: 9.20 MILLIMETERS NOMINAL MM, style_designator: SERRATED, material_thickness: 1.20 MILLIMETERS NOMINAL MM, part_name_assigned_by_controlling_agency: M5 DIN 127 ZINC PLATED SPLIT LOCK WASHER. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-610-9958, 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
1140380
NSN: 5310-01-610-9958
FSC: 5310 — Nuts and Washers
CAGE: 0Y3H3 — FASTENAL COMPANY DBA FASTENAL CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter5.10 MILLIMETERS MINIMUM AND 5.40 MILLIMETERS MAXIMUM MM
outside_diameter9.20 MILLIMETERS NOMINAL MM
style_designatorSERRATED
material_thickness1.20 MILLIMETERS NOMINAL MM
part_name_assigned_by_controlling_agencyM5 DIN 127 ZINC PLATED SPLIT LOCK WASHER
NSN5310-01-610-9958
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1140380 · 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
•
STYLE DESIGNATOR: SERRATED
•
OUTSIDE DIAMETER: 9.20 MILLIMETERS NOMINAL MM
•
MATERIAL THICKNESS: 1.20 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 5.10 MILLIMETERS MINIMUM AND 5.40 MILLIMETERS MAXIMUM MM
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSERRATED
OUTSIDE DIAMETER9.20 MILLIMETERS NOMINAL MM
MATERIAL THICKNESS1.20 MILLIMETERS NOMINAL MM
PART NAME ASSIGNED BY CONTROLLING AGENCYM5 DIN 127 ZINC PLATED SPLIT LOCK WASHER
MATERIALSTEEL OVERALL
HOLE DIAMETER5.10 MILLIMETERS MINIMUM AND 5.40 MILLIMETERS MAXIMUM MM
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 1140380?
1140380 is a WASHER,LOCK.
What is the NSN for 1140380?
1140380 is cataloged in the U.S. Government catalog under NSN 5310-01-610-9958. This indicates validated use in U.S. government and defense supply chains.
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