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751-6402799-10 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

751-6402799-10: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OVERALL, hole_diameter: 3.640 INCHES NOMINAL IN, outside_diameter: 4.880 INCHES NOMINAL IN, style_designator: KEY, material_thickness: 0.120 INCHES NOMINAL IN, end_item_identification: BLANKING PLUG ASSEMBLY. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-500-8366, 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
751-6402799-10
NSN: 5310-01-500-8366
FSC: 5310 — Nuts and Washers
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 304 OVERALL
hole_diameter3.640 INCHES NOMINAL IN
outside_diameter4.880 INCHES NOMINAL IN
special_featuresONE INTERNAL SLOT .19 INCHES IN WIDTH LOCATED DIRECTLY OPPOSITE ONE EXTERNAL KEY WITH THE CENTERS ON THE SAME CENTER LINE IN
style_designatorKEY
material_thickness0.120 INCHES NOMINAL IN
external_key_quantity3
end_item_identificationBLANKING PLUG ASSEMBLY
external_straight_key_width0.620 INCHES NOMINAL IN
overall_distance_including_keys7.040 INCHES NOMINAL IN
material_document_and_classificationQQ-S-766,CL-304,COND-A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-500-8366
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 751-6402799-10 · 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 DISTANCE INCLUDING KEYS: 7.040 INCHES NOMINAL IN
•
STYLE DESIGNATOR: KEY
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-766,CL-304,COND-A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 4.880 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.120 INCHES NOMINAL IN
•
EXTERNAL STRAIGHT KEY WIDTH: 0.620 INCHES NOMINAL IN
•
EXTERNAL KEY QUANTITY: 3
TECHNICAL CHARACTERISTICS
OVERALL DISTANCE INCLUDING KEYS7.040 INCHES NOMINAL IN
STYLE DESIGNATORKEY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766,CL-304,COND-A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER4.880 INCHES NOMINAL IN
MATERIAL THICKNESS0.120 INCHES NOMINAL IN
EXTERNAL STRAIGHT KEY WIDTH0.620 INCHES NOMINAL IN
EXTERNAL KEY QUANTITY3
SPECIAL FEATURESONE INTERNAL SLOT .19 INCHES IN WIDTH LOCATED DIRECTLY OPPOSITE ONE EXTERNAL KEY WITH THE CENTERS ON THE SAME CENTER LINE IN
END ITEM IDENTIFICATIONBLANKING PLUG ASSEMBLY
MATERIALSTEEL COMP 304 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 2
751-6402724-2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
211032832Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 751-6402799-10?
751-6402799-10 is a WASHER,KEY.
What parts can replace 751-6402799-10?
There are 2 known substitutes for 751-6402799-10: 751-6402724-2, 211032832. Substitute compatibility should be verified for your specific system.
What is the NSN for 751-6402799-10?
751-6402799-10 is cataloged in the U.S. Government catalog under NSN 5310-01-500-8366. This indicates validated use in U.S. government and defense supply chains.
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