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PartsTable / COMPONENT / MILB54239TYCSZ2
MILB54239TYCSZ2 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE BODY, thread_class: 2B, thread_length: 0.175 INCHES NOMINAL IN, thread_series: UNEF, overall_height: 0.242 INCHES NOMINAL IN, mounting_method: INTEGRAL THREADED NUT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-982-9261, 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
MILB54239TYCSZ2
NSN: 5930-00-982-9261
FSC: 5930
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialRUBBER SILICONE BODY
thread_class2B
thread_length0.175 INCHES NOMINAL IN
thread_seriesUNEF
overall_height0.242 INCHES NOMINAL IN
mounting_methodINTEGRAL THREADED NUT
style_designatorTHRU-HOLE
width_across_flats0.500 INCHES NOMINAL IN
nominal_thread_size0.375 INCHES IN
base_thread_locationINTERNAL
opening_inside_diameter0.250 INCHES NOMINAL IN
nondefinitive_spec/std_data2 SIZE AND C TYPE
NSN5930-00-982-9261
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BOOT,DUST AND MOISTURE SEAL TITLE COMPONENT PN MILB54239TYCSZ2 MFR BOOT,DUST AND MOISTURE
KEY FEATURES
•
MATERIAL DOCUMENT AND CLASSIFICATION: ZZ-R-765,CLASS 3,GRADE 60 FED SPEC SINGLE MATERIAL RESPONSE BODY
•
OPENING INSIDE DIAMETER: 0.250 INCHES NOMINAL IN
•
THREAD SERIES: UNEF
•
THREAD CLASS: 2B
•
MATERIAL: RUBBER SILICONE BODY
•
NOMINAL THREAD SIZE: 0.375 INCHES IN
•
NONDEFINITIVE SPEC/STD DATA: 2 SIZE AND C TYPE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONZZ-R-765,CLASS 3,GRADE 60 FED SPEC SINGLE MATERIAL RESPONSE BODY
OPENING INSIDE DIAMETER0.250 INCHES NOMINAL IN
OVERALL HEIGHT0.242 INCHES NOMINAL IN
THREAD SERIESUNEF
THREAD CLASS2B
MATERIALRUBBER SILICONE BODY
NOMINAL THREAD SIZE0.375 INCHES IN
NONDEFINITIVE SPEC/STD DATA2 SIZE AND C TYPE
STYLE DESIGNATORTHRU-HOLE
WIDTH ACROSS FLATS0.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
M5423/09-09Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-5423/9Interchangeable
interchangeable cross-reference
interchangeable
MILB5423-9Interchangeable
interchangeable cross-reference
interchangeable
M5423/09-11Interchangeable
interchangeable cross-reference
interchangeable
N9030X1/4RFIInterchangeable
interchangeable cross-reference
interchangeable
M5423/09-08Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MILB54239TYCSZ2?
MILB54239TYCSZ2 is a BOOT,DUST AND MOISTURE SEAL.
What parts can replace MILB54239TYCSZ2?
There are 27 known substitutes for MILB54239TYCSZ2: M5423/09-09, MIL-DTL-5423/9, MILB5423-9 and 24 more. Substitute compatibility should be verified for your specific system.
Is MILB54239TYCSZ2 still available?
MILB54239TYCSZ2 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