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Technical Data Sheet
PartsTable / COMPONENT / 18372
18372 ✓ Verified by PartsTable
Trust · BALL BEARING
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

Protection agains dust and scratches. Including connector holes. For extra grip and traction.

For HTC Wildfire S. . Key specifications include material: COPPER ALLOY OVERALL, corner_shape: SQUARE ALL CORNERS, flange_width: 0.1180 INCHES MINIMUM AND 0.1220 INCHES MAXIMUM IN, overall_length: 1.2400 INCHES MINIMUM AND 1.2600 INCHES MAXIMUM IN, style_designator: SOLID, EXTERNAL FLANGE ONE END, body_inside_diameter: 1.1750 INCHES MINIMUM AND 1.1790 INCHES MAXIMUM 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 3120-00-448-6683, 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
18372
NSN: 3120-00-448-6683
FSC: 3120
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
corner_shapeSQUARE ALL CORNERS
flange_width0.1180 INCHES MINIMUM AND 0.1220 INCHES MAXIMUM IN
overall_length1.2400 INCHES MINIMUM AND 1.2600 INCHES MAXIMUM IN
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter1.1750 INCHES MINIMUM AND 1.1790 INCHES MAXIMUM IN
body_outside_diameter1.3765 INCHES MINIMUM AND 1.3775 INCHES MAXIMUM IN
flange_outside_diameter1.7400 INCHES MINIMUM AND 1.7600 INCHES MAXIMUM IN
material_document_and_classificationAMS 4846 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-448-6683
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 18372 · 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
KEY FEATURES
•
BODY OUTSIDE DIAMETER: 1.3765 INCHES MINIMUM AND 1.3775 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
•
FLANGE WIDTH: 0.1180 INCHES MINIMUM AND 0.1220 INCHES MAXIMUM IN
•
CORNER SHAPE: SQUARE ALL CORNERS
•
FLANGE OUTSIDE DIAMETER: 1.7400 INCHES MINIMUM AND 1.7600 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 4846 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 1.1750 INCHES MINIMUM AND 1.1790 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY OUTSIDE DIAMETER1.3765 INCHES MINIMUM AND 1.3775 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
FLANGE WIDTH0.1180 INCHES MINIMUM AND 0.1220 INCHES MAXIMUM IN
CORNER SHAPESQUARE ALL CORNERS
FLANGE OUTSIDE DIAMETER1.7400 INCHES MINIMUM AND 1.7600 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4846 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH1.2400 INCHES MINIMUM AND 1.2600 INCHES MAXIMUM IN
BODY INSIDE DIAMETER1.1750 INCHES MINIMUM AND 1.1790 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
X4Interchangeable
interchangeable cross-reference
interchangeable
X277 (18373-8)Interchangeable
interchangeable cross-reference
interchangeable
18372Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 18372?
18372 is a SOCKET ASSEMBLY,PLUG-IN ELECTRON manufactured by Trust.
What parts can replace 18372?
There are 3 known substitutes for 18372: X4, X277 (18373-8), 18372. Substitute compatibility should be verified for your specific system.
What is the NSN for 18372?
18372 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-448-6683. 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: July 2026