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8619443 — WASHER,SADDLE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

8619443: WASHER,SADDLE.

The WASHER,SADDLE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1080 OR STEEL COMP 1085 OVERALL, hole_diameter: 0.094 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN, overall_width: 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, heat_treatment: QUENCHED AND TEMPERED, overall_length: 0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, hardness_rating: 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-989-4885, 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
8619443
NSN: 5310-00-989-4885
FSC: 5310 — Nuts and Washers
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1080 OR STEEL COMP 1085 OVERALL
hole_diameter0.094 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN
overall_width0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
heat_treatmentQUENCHED AND TEMPERED
overall_length0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
hardness_rating40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
style_designatorSADDLE
surface_treatmentCADMIUM OVERALL
material_thickness0.032 INCHES NOMINAL IN
material_document_and_classificationASTM A682 ASSN STD ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-989-4885
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8619443 · 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 TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
HEAT TREATMENT: QUENCHED AND TEMPERED
•
HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: SADDLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A682 ASSN STD ALL MATERIAL RESPONSES OVERALL
•
MATERIAL THICKNESS: 0.032 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAT TREATMENTQUENCHED AND TEMPERED
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORSADDLE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A682 ASSN STD ALL MATERIAL RESPONSES OVERALL
OVERALL LENGTH0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
OVERALL WIDTH0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
MATERIAL THICKNESS0.032 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1080 OR STEEL COMP 1085 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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8619443?
8619443 is a WASHER,SADDLE.
What is the NSN for 8619443?
8619443 is cataloged in the U.S. Government catalog under NSN 5310-00-989-4885. This indicates validated use in U.S. government and defense supply chains.
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