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648914-000 — WASHER,KEYWAY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

648914-000: WASHER,KEYWAY.

The WASHER,KEYWAY is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, hole_diameter: 0.376 INCHES MINIMUM AND 0.396 INCHES MAXIMUM IN, outside_diameter: 1.609 INCHES MINIMUM AND 1.641 INCHES MAXIMUM IN, special_features: 12 SLOTS 0.032 IN. WIDE EQUALLY SPACED ON OUTSIDE DIA IN, surface_treatment: SILVER OVERALL, material_thickness: 0.012 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5310-00-568-9491, 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
648914-000
NSN: 5310-00-568-9491
FSC: 5310 — Nuts and Washers
CAGE: 28527 — L3HARRIS TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
hole_diameter0.376 INCHES MINIMUM AND 0.396 INCHES MAXIMUM IN
outside_diameter1.609 INCHES MINIMUM AND 1.641 INCHES MAXIMUM IN
special_features12 SLOTS 0.032 IN. WIDE EQUALLY SPACED ON OUTSIDE DIA IN
surface_treatmentSILVER OVERALL
material_thickness0.012 INCHES NOMINAL IN
external_keyway_width0.250 INCHES NOMINAL IN
external_keyway_length0.657 INCHES NOMINAL IN
material_document_and_classificationMIL-C-4042,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-568-9491
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 648914-000 · 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
•
EXTERNAL KEYWAY WIDTH: 0.250 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-C-4042,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 1.609 INCHES MINIMUM AND 1.641 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.012 INCHES NOMINAL IN
•
SURFACE TREATMENT: SILVER OVERALL
•
MATERIAL: COPPER ALLOY OVERALL
•
HOLE DIAMETER: 0.376 INCHES MINIMUM AND 0.396 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
EXTERNAL KEYWAY WIDTH0.250 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-C-4042,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER1.609 INCHES MINIMUM AND 1.641 INCHES MAXIMUM IN
MATERIAL THICKNESS0.012 INCHES NOMINAL IN
SPECIAL FEATURES12 SLOTS 0.032 IN. WIDE EQUALLY SPACED ON OUTSIDE DIA IN
SURFACE TREATMENTSILVER OVERALL
MATERIALCOPPER ALLOY OVERALL
HOLE DIAMETER0.376 INCHES MINIMUM AND 0.396 INCHES MAXIMUM IN
EXTERNAL KEYWAY LENGTH0.657 INCHES NOMINAL IN
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 3
A2053404Reference document
Same NSN cross-reference
Reference document — Secondary reference
2053404Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
648914Same 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 648914-000?
648914-000 is a WASHER,KEYWAY.
What parts can replace 648914-000?
There are 3 known substitutes for 648914-000: A2053404, 2053404, 648914. Substitute compatibility should be verified for your specific system.
What is the NSN for 648914-000?
648914-000 is cataloged in the U.S. Government catalog under NSN 5310-00-568-9491. This indicates validated use in U.S. government and defense supply chains.
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