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12446199 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12446199: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OVERALL, thickness: 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN, hole_diameter: 0.698 INCHES MINIMUM AND 0.702 INCHES MAXIMUM IN, surface_finish: 125.0 MICROINCHES TOP, hardness_rating: 80.0 ROCKWELL H MINIMUM, overall_diameter: 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-481-6822, 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
12446199
NSN: 5310-01-481-6822
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OVERALL
thickness0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
hole_diameter0.698 INCHES MINIMUM AND 0.702 INCHES MAXIMUM IN
surface_finish125.0 MICROINCHES TOP
hardness_rating80.0 ROCKWELL H MINIMUM
overall_diameter1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
end_item_identificationFIGHTING VEHICLESYSTEMS, BRADLEY (BFVS)
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationAISI302,304,316 ASSN STD SINGLE MATERIAL RESPONSE AND ASTMA240 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-481-6822
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12446199 · 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
•
SURFACE FINISH: 125.0 MICROINCHES TOP
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
OVERALL DIAMETER: 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN
•
HARDNESS RATING: 80.0 ROCKWELL H MINIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI302,304,316 ASSN STD SINGLE MATERIAL RESPONSE AND ASTMA240 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES TOP
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
OVERALL DIAMETER1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN
HARDNESS RATING80.0 ROCKWELL H MINIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAISI302,304,316 ASSN STD SINGLE MATERIAL RESPONSE AND ASTMA240 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENTPASSIVATE OVERALL
PERIPHERAL SHAPE STYLEROUND
END ITEM IDENTIFICATIONFIGHTING VEHICLESYSTEMS, BRADLEY (BFVS)
MATERIALSTEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 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 12446199?
12446199 is a WASHER,FLAT.
What is the NSN for 12446199?
12446199 is cataloged in the U.S. Government catalog under NSN 5310-01-481-6822. This indicates validated use in U.S. government and defense supply chains.
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