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303A021-4 — BOOT,DUST AND MOISTURE SEAL

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

303A021-4: BOOT,DUST AND MOISTURE SEAL.

The BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include overall_height: 1.630 INCHES NOMINAL IN, mounting_method: TENSION, special_features: REFER TO DOCUMENT FOR ACTUAL OUTSIDE CONFIGURATION, style_designator: THRU-HOLE, body_outside_diameter: 2.000 INCHES NOMINAL IN, end_item_identification: 6150-01-579-7433. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-583-2485, 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
MRO→ MRO_GENERAL→ 303A021-4
NSN: 5930-01-583-2485
FSC: 5930 — Switches
CAGE: 06090 — TE CONNECTIVITY CORPORATION DBA RAYCHEM PRODUCT DIVISION (USA)
SPECIFICATIONS
overall_height1.630 INCHES NOMINAL IN
mounting_methodTENSION
special_featuresREFER TO DOCUMENT FOR ACTUAL OUTSIDE CONFIGURATION
style_designatorTHRU-HOLE
body_outside_diameter2.000 INCHES NOMINAL IN
end_item_identification6150-01-579-7433
opening_inside_diameter1.400 INCHES MAXIMUM IN
part_name_assigned_by_controlling_agencyBOOT,CONNECTOR,STRAIGHT,HEAT SHRINKABLE
NSN5930-01-583-2485
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BOOT,DUST AND MOISTURE SEAL TITLE COMPONENT PN 303A021-4 MFR BOOT,DUST AND MOISTURE
KEY FEATURES
•
OPENING INSIDE DIAMETER: 1.400 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 2.000 INCHES NOMINAL IN
•
MOUNTING METHOD: TENSION
•
STYLE DESIGNATOR: THRU-HOLE
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.630 INCHES NOMINAL IN
OPENING INSIDE DIAMETER1.400 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER2.000 INCHES NOMINAL IN
MOUNTING METHODTENSION
STYLE DESIGNATORTHRU-HOLE
SPECIAL FEATURESREFER TO DOCUMENT FOR ACTUAL OUTSIDE CONFIGURATION
PART NAME ASSIGNED BY CONTROLLING AGENCYBOOT,CONNECTOR,STRAIGHT,HEAT SHRINKABLE
END ITEM IDENTIFICATION6150-01-579-7433
OTHER ITEMS IN FSC 5930 — Switches
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5930-00-000-0117 5930-00-001-1407 5930-00-001-1890 5930-00-001-2571 5930-00-001-2575 5930-00-001-2580 5930-00-001-2608 5930-00-001-2609
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 303A021-4?
303A021-4 is a BOOT,DUST AND MOISTURE SEAL. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 303A021-4?
303A021-4 is cataloged in the U.S. Government catalog under NSN 5930-01-583-2485. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.