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PartsTable / COMPONENT / 58609
58609 ✓ 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 INSULATION BLANKET,THERMAL is a the manufacturer industrial component. Key specifications include width: 4.920 INCHES NOMINAL IN, length: 14.530 INCHES NOMINAL IN, material: POLYETHYLENE FOAM LAYER, thickness: 0.500 INCHES NOMINAL IN, layer_quantity: 1 LOCATION NOT OTHERWISE SPECIFIED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-053-7804, 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
58609
NSN: 5310-00-053-7804
FSC: 5310
CAGE: 65282 — WHITE MOTOR CORP (USA)
SPECIFICATIONS
width4.920 INCHES NOMINAL IN
length14.530 INCHES NOMINAL IN
materialPOLYETHYLENE FOAM LAYER
thickness0.500 INCHES NOMINAL IN
layer_quantity1 LOCATION NOT OTHERWISE SPECIFIED
NSN5310-00-053-7804
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 58609 · 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
•
WIDTH ACROSS FLATS: 1.480 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 16
•
NOMINAL THREAD SIZE: 0.750 INCHES IN
•
THREAD SERIES: UNF
•
LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN
•
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
•
NUT STYLE: SINGLE BALL SEAT, HEXAGON
•
THREAD DIRECTION: LEFT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH ACROSS FLATS1.480 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH16
NOMINAL THREAD SIZE0.750 INCHES IN
THREAD SERIESUNF
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
NUT STYLESINGLE BALL SEAT, HEXAGON
THREAD DIRECTIONLEFT-HAND
MATERIALSTEEL COMP 1120 OVERALL
BALL SEAT RADIUS0.875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
62100-9Interchangeable
interchangeable cross-reference
interchangeable
2162083Interchangeable
interchangeable cross-reference
interchangeable
14575Interchangeable
interchangeable cross-reference
interchangeable
74809Interchangeable
interchangeable cross-reference
interchangeable
47C157Interchangeable
interchangeable cross-reference
interchangeable
C878Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 58609?
58609 is a INSULATION BLANKET,THERMAL.
What parts can replace 58609?
There are 28 known substitutes for 58609: 62100-9, 2162083, 14575 and 25 more. Substitute compatibility should be verified for your specific system.
Is 58609 still available?
58609 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026