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PartsTable / COMPONENT / 903536
903536 ✓ 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 NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL NUT, nut_style: HEXAGON, nut_height: 0.524 INCHES MAXIMUM IN, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL COARSE (UNC). This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-185-6463, 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
903536
NSN: 5310-00-185-6463
FSC: 5310
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialSTEEL NUT
nut_styleHEXAGON
nut_height0.524 INCHES MAXIMUM IN
temp_rating250.0 FAHRENHEIT NOMINAL DEGF
thread_class3B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
hardness_rating26.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM
locking_featurePREVAILING TORQUE WITH NONMETALLIC INSERT
thread_directionRIGHT-HAND
surface_treatmentCADMIUM NUT
width_across_flats0.0616 INCHES MINIMUM AND 0.0627 INCHES MAXIMUM IN
nominal_thread_size0.437 INCHES IN
NSN5310-00-185-6463
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 903536 · 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 PITCH DIAMETERS: +1.1189 TO 1.1369 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
NUT STYLE: ROUND
•
THREAD QUANTITY PER INCH: 18
•
HARDNESS RATING: 66.0 ROCKWELL B MINIMUM AND 92.0 ROCKWELL B MAXIMUM
•
NOMINAL THREAD SIZE: 1.173 INCHES IN
•
THREAD SERIES: UNS
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD PITCH DIAMETERS+1.1189 TO 1.1369 INCHES IN
THREAD DIRECTIONRIGHT-HAND
NUT STYLEROUND
THREAD QUANTITY PER INCH18
HARDNESS RATING66.0 ROCKWELL B MINIMUM AND 92.0 ROCKWELL B MAXIMUM
NOMINAL THREAD SIZE1.173 INCHES IN
THREAD SERIESUNS
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
NUT THICKNESS0.396 INCHES MINIMUM AND 0.416 INCHES MAXIMUM IN
DRIVE POINT WIDTH0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
9-240034Interchangeable
interchangeable cross-reference
interchangeable
A2434Interchangeable
interchangeable cross-reference
interchangeable
N-0-6Interchangeable
interchangeable cross-reference
interchangeable
RR-C-271Interchangeable
interchangeable cross-reference
interchangeable
808252Interchangeable
interchangeable cross-reference
interchangeable
033151Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 903536?
903536 is a NUT,PLAIN,ROUND.
What parts can replace 903536?
There are 31 known substitutes for 903536: 9-240034, A2434, N-0-6 and 28 more. Substitute compatibility should be verified for your specific system.
Is 903536 still available?
903536 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