PartsTable
Technical Data Sheet
803-1385541-02X-11 ✓ 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,HEXAGON is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY R-405 OR NICKEL ALLOY 400 OVERALL, nut_style: HEXAGON, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND, nominal_thread_size: 0.625 INCHES 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 5310-01-434-1830, 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
803-1385541-02X-11
NSN: 5310-01-434-1830
FSC: 5310
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY R-405 OR NICKEL ALLOY 400 OVERALL
nut_styleHEXAGON
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
nominal_thread_size0.625 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
thread_quantity_per_inch11
material_document_and_classificationASTM B164 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-434-1830
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 803-1385541-02X-11 · 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 CLASS: 2B
NUT STYLE: HEXAGON
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
THREAD QUANTITY PER INCH: 11
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
NOMINAL THREAD SIZE: 0.625 INCHES IN
MATERIAL: NICKEL ALLOY R-405 OR NICKEL ALLOY 400 OVERALL
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2B
NUT STYLEHEXAGON
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
THREAD QUANTITY PER INCH11
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
NOMINAL THREAD SIZE0.625 INCHES IN
MATERIALNICKEL ALLOY R-405 OR NICKEL ALLOY 400 OVERALL
THREAD DIRECTIONRIGHT-HAND
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B164 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
803-2177917-8-16Interchangeable
interchangeable cross-reference
interchangeable
2177917-08-16Interchangeable
interchangeable cross-reference
interchangeable
27-006 PART 16 12INInterchangeable
interchangeable cross-reference
interchangeable
803-1385541-06X-11Interchangeable
interchangeable cross-reference
interchangeable
MIL-S-1222GInterchangeable
interchangeable cross-reference
interchangeable
803-1385623-04XX-14Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 803-1385541-02X-11?
803-1385541-02X-11 is a NUT,PLAIN,HEXAGON.
What parts can replace 803-1385541-02X-11?
There are 9 known substitutes for 803-1385541-02X-11: 803-2177917-8-16, 2177917-08-16, 27-006 PART 16 12IN and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 803-1385541-02X-11?
803-1385541-02X-11 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-434-1830. This indicates validated use in U.S. government and defense supply chains.
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