PartsTable
Technical Data Sheet
C20S ✓ Verified by PartsTable
· GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The IBM - 9GB U160 10K 68pin Drive is a the manufacturer hard disk drive designed for enterprise environments demanding consistent performance and data integrity. Key specifications include material: STEEL SEAT, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN, OPTIONAL END (PIPE) ALL ENDS, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS, mounting_position: HORIZONTAL OR VERTICAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-529-1497, 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
C20S
NSN: 4820-00-529-1497
FSC: 4820
CAGE: 29771 — DELTROL CORP (USA)
SPECIFICATIONS
materialSTEEL SEAT
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN, OPTIONAL END (PIPE) ALL ENDS
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
mounting_positionHORIZONTAL OR VERTICAL
disk_loading_methodSPRING
flow_control_deviceBALL
nominal_thread_size0.250 INCHES ALL ENDS IN
valve_operation_methodAUTOMATIC
thread_series_designatorNPT ALL ENDS
NSN4820-00-529-1497
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: C20S · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
9GB Capacity
10K RPM Speed
VALVE OPERATION METHOD: AUTOMATIC
THREAD SERIES DESIGNATOR: NPT ALL ENDS
MATERIAL: STEEL CORROSION RESISTING FLOW CONTROL DEVICE
NOMINAL THREAD SIZE: 0.250 INCHES ALL ENDS IN
STYLE DESIGNATOR: STRAIGHT THRU
CONNECTION STYLE: PLAIN, OPTIONAL END (PIPE) ALL ENDS
DISK LOADING METHOD: SPRING
TECHNICAL CHARACTERISTICS (FLIS)
VALVE OPERATION METHODAUTOMATIC
THREAD SERIES DESIGNATORNPT ALL ENDS
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS IN
STYLE DESIGNATORSTRAIGHT THRU
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) ALL ENDS
DISK LOADING METHODSPRING
MATERIALSTEEL SEAT
MOUNTING POSITIONHORIZONTAL OR VERTICAL
FLOW CONTROL DEVICEBALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
031-020-02Interchangeable
interchangeable cross-reference
interchangeable
41818-21Interchangeable
interchangeable cross-reference
interchangeable
1817PInterchangeable
interchangeable cross-reference
interchangeable
TT17Interchangeable
interchangeable cross-reference
interchangeable
Q90Interchangeable
interchangeable cross-reference
interchangeable
3027Interchangeable
IBM - 9GB U160 10K 68pin Drive
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C20S?
C20S is a IBM - 9GB U160 10K 68pin Drive.
What parts can replace C20S?
There are 20 known substitutes for C20S: 031-020-02, 41818-21, 1817P and 17 more. Substitute compatibility should be verified for your specific system.
Is C20S still available?
C20S is currently cancelled.
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