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N03705 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, thread_class: 2A A, thread_length: 0.438 INCHES NOMINAL IN, first_end_style: SQUARE, pin_grip_length: 0.562 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-210-0924, 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
N03705
NSN: 5315-01-210-0924
FSC: 5315
CAGE: 79343 — ASRC FEDERAL FACILITIES LOGISTICS, LLC (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
thread_class2A A
thread_length0.438 INCHES NOMINAL IN
first_end_styleSQUARE
pin_grip_length0.562 INCHES NOMINAL IN
thread_directionRIGHT-HAND
first_end_locationUNTHREADED END
pin_overall_length1.000 INCHES NOMINAL IN
nominal_thread_size0.312 INCHES IN
pin_overall_diameter0.3050 INCHES MINIMUM AND 0.3090 INCHES MAXIMUM IN
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
material_document_and_classificationASTM B16-58 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5315-01-210-0924
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: N03705 · 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 LENGTH: 0.438 INCHES NOMINAL IN
•
PIN GRIP LENGTH: 0.562 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
THREAD CLASS: 2A A
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B16-58 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: COPPER ALLOY 360 OVERALL
•
FIRST END STYLE: SQUARE
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH0.438 INCHES NOMINAL IN
PIN GRIP LENGTH0.562 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD CLASS2A A
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B16-58 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 360 OVERALL
FIRST END STYLESQUARE
FIRST END LOCATIONUNTHREADED END
PIN OVERALL DIAMETER0.3050 INCHES MINIMUM AND 0.3090 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
466575-1Interchangeable
interchangeable cross-reference
interchangeable
3705Interchangeable
interchangeable cross-reference
interchangeable
30073Interchangeable
interchangeable cross-reference
interchangeable
10163638Interchangeable
interchangeable cross-reference
interchangeable
N3705Interchangeable
interchangeable cross-reference
interchangeable
N03705Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N03705?
N03705 is a O-RING.
What parts can replace N03705?
There are 9 known substitutes for N03705: 466575-1, 3705, 30073 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N03705?
N03705 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-210-0924. 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