PartsTable
Technical Data Sheet
306320 ✓ 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: STEEL OVERALL, nut_style: HEXAGON, body_width: 0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN, nut_height: 0.256 INCHES NOMINAL IN, body_height: 0.140 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN, body_length: 0.660 INCHES MINIMUM AND 0.785 INCHES MAXIMUM 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 5310-00-121-8268, 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
306320
NSN: 5310-00-121-8268
FSC: 5310
CAGE: 32195 — OUTBOARD MARINE CORP JOHNSON MOTORS DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
body_width0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
nut_height0.256 INCHES NOMINAL IN
body_height0.140 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
body_length0.660 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNF
thread_directionRIGHT-HAND
features_providedMONOLITHIC AND POSITIVE OUTPUTS AND W/OPEN COLLECTOR AND HIGH VOLTAGE
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
precious_materialSILVER
NSN5310-00-121-8268
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 306320 · 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: 0.495 INCHES NOMINAL IN
BEARING SURFACE TYPE: CHAMFERED
NOMINAL THREAD SIZE: 0.312 INCHES IN
THREAD SERIES: UNF
THREAD QUANTITY PER INCH: 24
NUT HEIGHT: 0.256 INCHES NOMINAL IN
MATERIAL: STEEL OVERALL
NUT STYLE: HEXAGON
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH ACROSS FLATS0.495 INCHES NOMINAL IN
BEARING SURFACE TYPECHAMFERED
NOMINAL THREAD SIZE0.312 INCHES IN
THREAD SERIESUNF
THREAD QUANTITY PER INCH24
NUT HEIGHT0.256 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
NUT STYLEHEXAGON
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
851357-1Interchangeable
interchangeable cross-reference
interchangeable
100-000133Interchangeable
interchangeable cross-reference
interchangeable
5L5441-006-39Interchangeable
interchangeable cross-reference
interchangeable
18755Interchangeable
interchangeable cross-reference
interchangeable
306320Interchangeable
interchangeable cross-reference
interchangeable
860-P320-100Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 306320?
306320 is a MICROCIRCUIT,DIGITAL.
What parts can replace 306320?
There are 6 known substitutes for 306320: 851357-1, 100-000133, 5L5441-006-39 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 306320?
306320 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-121-8268. This indicates validated use in U.S. government and defense supply chains.
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