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C25041 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

C25041: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 0.8 MILLIMETERS NOMINAL MM, hole_diameter: 4.3 MILLIMETERS NOMINAL MM, heat_treatment: HARDENED, overall_diameter: 9.0 MILLIMETERS NOMINAL MM, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-560-5094, 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
C25041
NSN: 5310-01-560-5094
FSC: 5310 — Nuts and Washers
CAGE: 05573 — BARNES GROUP INC. DBA BARNES DISTRIBUTION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.8 MILLIMETERS NOMINAL MM
hole_diameter4.3 MILLIMETERS NOMINAL MM
heat_treatmentHARDENED
overall_diameter9.0 MILLIMETERS NOMINAL MM
peripheral_shape_styleROUND
supplementary_featuresM4 METRIC PLATED MEDIUM CARBON STEEL
center_hole_shape_styleROUND
end_item_identificationMRAP BUFFALO MK2A2
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationNSI B18.22M NARROW SERIES ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-560-5094
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: C25041 · 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
•
OVERALL DIAMETER: 9.0 MILLIMETERS NOMINAL MM
•
HEAT TREATMENT: HARDENED
•
SUPPLEMENTARY FEATURES: M4 METRIC PLATED MEDIUM CARBON STEEL
•
MATERIAL DOCUMENT AND CLASSIFICATION: NSI B18.22M NARROW SERIES ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER9.0 MILLIMETERS NOMINAL MM
HEAT TREATMENTHARDENED
SUPPLEMENTARY FEATURESM4 METRIC PLATED MEDIUM CARBON STEEL
MATERIAL DOCUMENT AND CLASSIFICATIONNSI B18.22M NARROW SERIES ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
END ITEM IDENTIFICATIONMRAP BUFFALO MK2A2
MATERIALSTEEL OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER4.3 MILLIMETERS NOMINAL 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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is C25041?
C25041 is a WASHER,FLAT.
What is the NSN for C25041?
C25041 is cataloged in the U.S. Government catalog under NSN 5310-01-560-5094. This indicates validated use in U.S. government and defense supply chains.
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