PartsTable
Technical Data Sheet
PartsTable / MRO / 21422
21422 ✓ Verified by PartsTable
Trust · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

Comfortable kids headphone with hearing protection, for smartphones, tablets and laptops. Key specifications include color: RED, material: COPPER ALLOY BUSHING, body_style: STRAIGHT SHAPE, body_width: 0.500 INCHES NOMINAL IN, shell_type: SOLID, body_length: 0.750 INCHES NOMINAL 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 3120-00-035-6902, 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→ 21422
NSN: 3120-00-035-6902
FSC: 3120
CAGE: 35301 — DRESSER INDUSTRIES INC LEROI DIV (USA)
SPECIFICATIONS
colorRED
materialCOPPER ALLOY BUSHING
body_styleSTRAIGHT SHAPE
body_width0.500 INCHES NOMINAL IN
shell_typeSOLID
body_length0.750 INCHES NOMINAL IN
thread_class2A A
overall_width2.500 INCHES NOMINAL IN
terminal_typePIN SINGLE MATING END SINGLE CONTACT GROUPING
mounting_stylePLAIN W/MOUNTING HOLE
overall_height3.630 INCHES MAXIMUM IN
overall_length0.88 INCHES NOMINAL IN
NSN3120-00-035-6902
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 21422 · Trust ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
65302-12559-103Interchangeable
interchangeable cross-reference
interchangeable
3203-1Interchangeable
interchangeable cross-reference
interchangeable
21-422Interchangeable
interchangeable cross-reference
interchangeable
5-21422LInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 21422?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 21422?
21422 is a SWITCH,PRESSURE manufactured by Trust. It is classified as a MRO (MRO_GENERAL).
What parts can replace 21422?
There are 4 known substitutes for 21422: 65302-12559-103, 3203-1, 21-422 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21422?
21422 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-035-6902. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 21422

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026