PartsTable
Technical Data Sheet
2420529 ✓ 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 SPINDLE,MECHANICALLY ACTUATED is a the manufacturer industrial component. Key specifications include material: STEEL, nut_style: HEXAGON, thickness: 0.125 INCHES NOMINAL IN, nut_height: 0.625 INCHES NOMINAL IN, design_type: ADJUSTABLE, corner_shape: SQUARE ALL CORNERS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-251-0088, 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
2420529
NSN: 5310-00-251-0088
FSC: 5310
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL
nut_styleHEXAGON
thickness0.125 INCHES NOMINAL IN
nut_height0.625 INCHES NOMINAL IN
design_typeADJUSTABLE
corner_shapeSQUARE ALL CORNERS
thread_class2B
usage_designRIGHT-HAND
hole_diameter1.031 INCHES NOMINAL IN
overall_width1.5000 INCHES NOMINAL IN
step_quantity2
thread_seriesUNF
NSN5310-00-251-0088
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2420529 · 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
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
BEARING SURFACE TYPE: CHAMFERED
NOMINAL THREAD SIZE: 0.375 INCHES IN
THREAD QUANTITY PER INCH: 16
MATERIAL DOCUMENT AND CLASSIFICATION: SAE,GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL: STEEL OVERALL
NUT STYLE: HEXAGON
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
BEARING SURFACE TYPECHAMFERED
NOMINAL THREAD SIZE0.375 INCHES IN
THREAD QUANTITY PER INCH16
MATERIAL DOCUMENT AND CLASSIFICATIONSAE,GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NUT STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
NUT HEIGHT0.320 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN
WIDTH ACROSS FLATS0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
1377AInterchangeable
interchangeable cross-reference
interchangeable
45-1377AST1SA1-14Interchangeable
interchangeable cross-reference
interchangeable
45-1377AS02BXT1SA0-100Interchangeable
interchangeable cross-reference
interchangeable
1377A0-100PSIGInterchangeable
interchangeable cross-reference
interchangeable
1403Interchangeable
interchangeable cross-reference
interchangeable
45-1082AS-XEY-02B-200Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2420529?
2420529 is a SPINDLE,MECHANICALLY ACTUATED.
What parts can replace 2420529?
There are 30 known substitutes for 2420529: 1377A, 45-1377AST1SA1-14, 45-1377AS02BXT1SA0-100 and 27 more. Substitute compatibility should be verified for your specific system.
Is 2420529 still available?
2420529 is currently cancelled.
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