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HX-2300M-23-611 — Technical Data Sheet

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— · 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: COPPER ALLOY OVERALL, thread_class: 3B, thread_series: UN, thread_direction: RIGHT-HAND, nominal_thread_size: 1.375 INCHES IN, part_name_assigned_by_controlling_agency: NUT, INSPECTION COVER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5310-01-699-6243, 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
HX-2300M-23-611
NSN: 5310-01-699-6243
FSC: 5310
CAGE: 65427 — DC FABRICATORS INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
thread_class3B
thread_seriesUN
thread_directionRIGHT-HAND
nominal_thread_size1.375 INCHES IN
thread_quantity_per_inch8
part_name_assigned_by_controlling_agencyNUT, INSPECTION COVER
NSN5310-01-699-6243
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: HX-2300M-23-611 · 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
•
NOMINAL THREAD SIZE: 1.375 INCHES IN
•
THREAD SERIES: UN
•
THREAD CLASS: 3B
•
THREAD DIRECTION: RIGHT-HAND
•
MATERIAL: COPPER ALLOY OVERALL
•
THREAD QUANTITY PER INCH: 8
TECHNICAL CHARACTERISTICS
NOMINAL THREAD SIZE1.375 INCHES IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT, INSPECTION COVER
THREAD SERIESUN
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALCOPPER ALLOY OVERALL
THREAD QUANTITY PER INCH8
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
55445PAInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
23611InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
403732-2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
23611REVEInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
145C831A01InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4310PL1883119InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HX-2300M-23-611?
HX-2300M-23-611 is a NUT,PLAIN,HEXAGON.
What parts can replace HX-2300M-23-611?
There are 8 known substitutes for HX-2300M-23-611: 55445PA, 23611, 403732-2 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HX-2300M-23-611?
HX-2300M-23-611 is cataloged in the Federal Logistics Information System under NSN 5310-01-699-6243. 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: September 2026