PartsTable
Technical Data Sheet
S1601-105 ✓ 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: ALUMINUM ALLOY 2011 OVERALL, nut_style: HEXAGON, nut_height: 0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-231-9583, 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
S1601-105
NSN: 5310-00-231-9583
FSC: 5310
CAGE: 09077 — SHERMAN SCREW PRODUCTS CO INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2011 OVERALL
nut_styleHEXAGON
nut_height0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
surface_treatmentOXIDE FILM OVERALL
width_across_flats0.246 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
nominal_thread_size0.112 INCHES IN
bearing_surface_typeFLAT
thread_quantity_per_inch40
material_document_and_classificationQQ-A-225/3,T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-231-9583
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: S1601-105 · 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
BEARING SURFACE TYPE: FLAT
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
NOMINAL THREAD SIZE: 0.112 INCHES IN
THREAD QUANTITY PER INCH: 40
NUT HEIGHT: 0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
MATERIAL: ALUMINUM ALLOY 2011 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/3,T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2B
BEARING SURFACE TYPEFLAT
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
NOMINAL THREAD SIZE0.112 INCHES IN
THREAD QUANTITY PER INCH40
NUT HEIGHT0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
MATERIALALUMINUM ALLOY 2011 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/3,T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTOXIDE FILM OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
3608Interchangeable
interchangeable cross-reference
interchangeable
1420-2-3617-1Interchangeable
interchangeable cross-reference
interchangeable
8402Interchangeable
interchangeable cross-reference
interchangeable
Y-9064Interchangeable
interchangeable cross-reference
interchangeable
7510PL2149432Interchangeable
interchangeable cross-reference
interchangeable
8402 4 IN.Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S1601-105?
S1601-105 is a NUT,PLAIN,HEXAGON.
What parts can replace S1601-105?
There are 17 known substitutes for S1601-105: 3608, 1420-2-3617-1, 8402 and 14 more. Substitute compatibility should be verified for your specific system.
Is S1601-105 still available?
S1601-105 is currently cancelled.
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