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AS-53644 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.250 INCHES NOMINAL IN, outside_diameter: 0.688 INCHES NOMINAL IN, style_designator: SPRING TENSION, surface_treatment: CADMIUM OVERALL, material_thickness: 0.055 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-246-5089, 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
AS-53644
NSN: 5310-01-246-5089
FSC: 5310
CAGE: 15912 — THOMAS AND BETTS CORP ELECTRONICS GROUP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.250 INCHES NOMINAL IN
outside_diameter0.688 INCHES NOMINAL IN
style_designatorSPRING TENSION
surface_treatmentCADMIUM OVERALL
material_thickness0.055 INCHES NOMINAL IN
NSN5310-01-246-5089
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: AS-53644 · 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
•
OUTSIDE DIAMETER: 0.688 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.055 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SPRING TENSION
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.688 INCHES NOMINAL IN
MATERIAL THICKNESS0.055 INCHES NOMINAL IN
HOLE DIAMETER0.250 INCHES NOMINAL IN
STYLE DESIGNATORSPRING TENSION
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
S8054Interchangeable
interchangeable cross-reference
interchangeable
20112Interchangeable
interchangeable cross-reference
interchangeable
13341AInterchangeable
interchangeable cross-reference
interchangeable
60800Interchangeable
interchangeable cross-reference
interchangeable
LABELWRITER XL PLUSInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AS-53644?
AS-53644 is a WASHER,SPRING TENSION.
What parts can replace AS-53644?
There are 5 known substitutes for AS-53644: S8054, 20112, 13341A and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS-53644?
AS-53644 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-246-5089. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026