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PartsTable / COMPONENT / 50330-1
50330-1 ✓ 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 MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: FIBER LOCKING INSERT, body_width: 0.515 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN, nut_height: 1.281 INCHES NOMINAL IN, body_height: 0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN, body_length: 1.435 INCHES MINIMUM AND 1.485 INCHES MAXIMUM IN, bit_quantity: 65536. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-050-3301, 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
50330-1
NSN: 5310-00-050-3301
FSC: 5310
CAGE: 00000
SPECIFICATIONS
materialFIBER LOCKING INSERT
body_width0.515 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN
nut_height1.281 INCHES NOMINAL IN
body_height0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
body_length1.435 INCHES MINIMUM AND 1.485 INCHES MAXIMUM IN
bit_quantity65536
thread_class3B
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
thread_seriesUNIFIED NATIONAL COARSE (UNC)
word_quantity8192
inclosure_typeHERMETICALLY SEALED
overall_height2.619 INCHES MAXIMUM IN
NSN5310-00-050-3301
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 50330-1 · 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: 1.625 INCHES NOMINAL IN
•
THREAD CLASS: 3B
•
NOMINAL THREAD SIZE: 1.000 INCHES IN
•
THREAD QUANTITY PER INCH: 8
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL: FIBER LOCKING INSERT
•
THREAD DIRECTION: RIGHT-HAND
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE NUT
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH ACROSS FLATS1.625 INCHES NOMINAL IN
THREAD CLASS3B
NOMINAL THREAD SIZE1.000 INCHES IN
THREAD QUANTITY PER INCH8
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
MATERIALFIBER LOCKING INSERT
THREAD DIRECTIONRIGHT-HAND
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE NUT
SURFACE TREATMENTCADMIUM OR ZINC NUT
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
503301Interchangeable
interchangeable cross-reference
interchangeable
SMB524774Interchangeable
interchangeable cross-reference
interchangeable
A7049Interchangeable
interchangeable cross-reference
interchangeable
722942-52Interchangeable
interchangeable cross-reference
interchangeable
ROM/PROMInterchangeable
interchangeable cross-reference
interchangeable
722942-27Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 50330-1?
50330-1 is a MICROCIRCUIT,DIGITAL.
What parts can replace 50330-1?
There are 8 known substitutes for 50330-1: 503301, SMB524774, A7049 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 50330-1?
50330-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-050-3301. 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