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154-12SS — VALVE,GLOBE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

154-12SS: VALVE,GLOBE.

The VALVE,GLOBE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING FLOW CONTROL DEVICESTEEL CORROSION RESISTING BODY, bonnet_type: INSIDE SCREWINSIDE SCREW, thread_class: 3B FIRST END3B FIRST END, connection_type: THREADED INTERNAL BOSS FIRST ENDTHREADED INTERNAL BOSS FIRST END, connection_style: GASKET SEAL(BOSS) FIRST ENDGASKET SEAL(BOSS) FIRST END, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-489-8955, 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
154-12SS
NSN: 4820-00-489-8955
FSC: 4820 — Valves, Nonpowered
CAGE: 86768 — TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING FLOW CONTROL DEVICESTEEL CORROSION RESISTING BODY
bonnet_typeINSIDE SCREWINSIDE SCREW
thread_class3B FIRST END3B FIRST END
connection_typeTHREADED INTERNAL BOSS FIRST ENDTHREADED INTERNAL BOSS FIRST END
connection_styleGASKET SEAL(BOSS) FIRST ENDGASKET SEAL(BOSS) FIRST END
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND FIRST ENDRIGHT-HAND FIRST END
surface_treatmentPASSIVATE
operating_pressure10000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceNEEDLENEEDLE
nominal_thread_size1.062 INCHES FIRST END1.062 INCHES FIRST END IN
maximum_operating_temp225.0 FAHRENHEIT SINGLE RESPONSE225.0 FAHRENHEIT SINGLE RESPONSE DEGF
NSN4820-00-489-8955
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 154-12SS · 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
•
FLOW CONTROL DEVICE: NEEDLENEEDLE
•
CONNECTION STYLE: GASKET SEAL(BOSS) FIRST ENDGASKET SEAL(BOSS) FIRST END
•
CONNECTION TYPE: THREADED INTERNAL BOSS FIRST ENDTHREADED INTERNAL BOSS FIRST END
•
STYLE DESIGNATOR: STRAIGHT THRU
•
OPERATING PRESSURE: 10000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
BONNET TYPE: INSIDE SCREWINSIDE SCREW
•
THREAD DIRECTION: RIGHT-HAND FIRST ENDRIGHT-HAND FIRST END
•
NOMINAL THREAD SIZE: 1.062 INCHES FIRST END1.062 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICENEEDLENEEDLE
CONNECTION STYLEGASKET SEAL(BOSS) FIRST ENDGASKET SEAL(BOSS) FIRST END
CONNECTION TYPETHREADED INTERNAL BOSS FIRST ENDTHREADED INTERNAL BOSS FIRST END
STYLE DESIGNATORSTRAIGHT THRU
OPERATING PRESSURE10000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
BONNET TYPEINSIDE SCREWINSIDE SCREW
THREAD DIRECTIONRIGHT-HAND FIRST ENDRIGHT-HAND FIRST END
NOMINAL THREAD SIZE1.062 INCHES FIRST END1.062 INCHES FIRST END IN
MAXIMUM OPERATING TEMP225.0 FAHRENHEIT SINGLE RESPONSE225.0 FAHRENHEIT SINGLE RESPONSE DEGF
SURFACE TREATMENTPASSIVATE
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
154-12SS2PReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 154-12SS?
154-12SS is a VALVE,GLOBE.
What parts can replace 154-12SS?
There is 1 known substitute for 154-12SS: 154-12SS2P. Substitute compatibility should be verified for your specific system.
What is the NSN for 154-12SS?
154-12SS is cataloged in the U.S. Government catalog under NSN 4820-00-489-8955. 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.