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Technical Data Sheet
PartsTable / COMPONENT / 102030
102030 ✓ 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

TERMINAL JUNCTION BLOCK,SECTIONA. Key specifications include material: PLASTIC, POLYETHYLENE HIGH-DENSITY (HDPE), strainer: NOT INCLUDED, nut_style: HEXAGON, block_type: REGULAR, spout_type: RIGID, current_type: AC OR DC. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-374-0439, 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
102030
NSN: 5310-00-374-0439
FSC: 5310
CAGE: 12793 — AQUA-CHEM INC CLEAVER-BROOKS DIV (USA)
SPECIFICATIONS
materialPLASTIC, POLYETHYLENE HIGH-DENSITY (HDPE)
strainerNOT INCLUDED
nut_styleHEXAGON
block_typeREGULAR
spout_typeRIGID
current_typeAC OR DC
thread_class2B
hole_diameter0.906 INCHES NOMINAL IN
overall_width0.390 INCHES NOMINAL IN
pole_quantity1
overall_height1.850 INCHES NOMINAL IN
overall_length2.360 INCHES NOMINAL IN
NSN5310-00-374-0439
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 102030 · 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
•
STYLE DESIGNATOR: KEY
•
HOLE DIAMETER: 0.906 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.750 INCHES NOMINAL IN
•
INTERNAL KEY QUANTITY: 1
•
MATERIAL THICKNESS: 0.188 INCHES NOMINAL IN
•
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY: 0.359 INCHES NOMINAL IN
•
INTERNAL STRAIGHT KEY WIDTH: 0.172 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORKEY
HOLE DIAMETER0.906 INCHES NOMINAL IN
OUTSIDE DIAMETER1.750 INCHES NOMINAL IN
INTERNAL KEY QUANTITY1
MATERIAL THICKNESS0.188 INCHES NOMINAL IN
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY0.359 INCHES NOMINAL IN
INTERNAL STRAIGHT KEY WIDTH0.172 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
102030Interchangeable
interchangeable cross-reference
interchangeable
126750Interchangeable
interchangeable cross-reference
interchangeable
107583Interchangeable
interchangeable cross-reference
interchangeable
1032030Interchangeable
interchangeable cross-reference
interchangeable
MA217-21077Interchangeable
interchangeable cross-reference
interchangeable
009422Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 102030?
102030 is a TERMINAL JUNCTION BLOCK,SECTIONA.
What parts can replace 102030?
There are 7 known substitutes for 102030: 102030, 126750, 107583 and 4 more. Substitute compatibility should be verified for your specific system.
Is 102030 still available?
102030 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026