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123172 — COVER,SWITCH TERMINAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

123172: COVER,SWITCH TERMINAL.

The COVER,SWITCH TERMINAL is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE CLASS Q, cone_width: 1.4550 INCHES NOMINAL IN, bore_diameter: 1.7500 INCHES NOMINAL IN, overall_length: 17.125 INCHES NOMINAL IN, style_designator: NORMAL ANGLE, cone_corner_radius: 0.1406 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-0272, 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
123172
NSN: 3110-00-100-0272
NIINs: 001000272, 012182675, 015792356, 015900170
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 30379 — EUCLID INC (USA)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q
cone_width1.4550 INCHES NOMINAL IN
bore_diameter1.7500 INCHES NOMINAL IN
overall_length17.125 INCHES NOMINAL IN
special_features0.875 IN. SHAFT OD;TOP END THREADED EXTERNAL 0.500-13UNC; BOTTOM END THREADED EXTERNAL 0.500-20UNF WITH 0.375 IN. LG UNTHREADED ROUNDED END IN
style_designatorNORMAL ANGLE
cone_corner_radius0.1406 INCHES NOMINAL IN
end_item_identification1430-01-378-6963 GUIDED MISSILE BATTERY CONTROL CENTRAL, VEHICLE MOUNTED
standard_tolerance_designationAFBMA CLASS 2
material_document_and_classification,QQ-S-763 ASSN STD ALL MATERIAL RESPONSES
part_name_assigned_by_controlling_agencyAVENGER SENTINEL RADAR
NSN3110-00-100-0272
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 123172 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: NORMAL ANGLE
•
CONE CORNER RADIUS: 0.1406 INCHES NOMINAL IN
•
CONE WIDTH: 1.4550 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BORE DIAMETER: 1.7500 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORNORMAL ANGLE
CONE CORNER RADIUS0.1406 INCHES NOMINAL IN
CONE WIDTH1.4550 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER1.7500 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 7
535Reference document
Same NSN cross-reference
Reference document — Secondary reference
17318HReference document
Same NSN cross-reference
Reference document — Secondary reference
211577Reference document
Same NSN cross-reference
Reference document — Secondary reference
160417Reference document
Same NSN cross-reference
Reference document — Secondary reference
0211577-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
2762P11Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 123172?
123172 is a COVER,SWITCH TERMINAL.
What parts can replace 123172?
There are 7 known substitutes for 123172: 535, 17318H, 211577 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 123172?
123172 is cataloged in the U.S. Government catalog under NSN 3110-00-100-0272. This indicates validated use in U.S. government and defense supply chains.
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