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Technical Data Sheet

7158-6 — Technical Data Sheet

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— · 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: ALUMINUM ALLOY BODY, seat_angle: 37.0 DEGREES FIRST END, thread_class: 3A FIRST END A, connection_type: THREADED EXTERNAL PIPE SECOND END, connection_style: PLAIN (PIPE) SECOND END, style_designator: STRAIGHT THRU. This part is cataloged in the Federal Logistics Information System under NSN 4820-00-717-3718, 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
7158-6
NSN: 4820-00-717-3718
FSC: 4820
CAGE: 86768 — TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT (USA)
SPECIFICATIONS
materialALUMINUM ALLOY BODY
seat_angle37.0 DEGREES FIRST END
thread_class3A FIRST END A
connection_typeTHREADED EXTERNAL PIPE SECOND END
connection_stylePLAIN (PIPE) SECOND END
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND SECOND END
mounting_positionHORIZONTAL OR VERTICAL
surface_treatmentANODIZE
operating_pressure500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodSPRING
flow_control_deviceBALL
NSN4820-00-717-3718
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 7158-6 · 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
•
MAXIMUM OPERATING TEMP: 260.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.312 INCHES FIRST END IN
•
CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END
•
THREAD QUANTITY PER INCH: 20 FIRST END
•
SEAT ANGLE: 37.0 DEGREES FIRST END
•
NOMINAL THREAD SIZE: 0.500 INCHES FIRST END IN
•
THREAD SERIES DESIGNATOR: UNF FIRST END
•
THREAD DIRECTION: RIGHT-HAND SECOND END
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS
MAXIMUM OPERATING TEMP260.0 FAHRENHEIT SINGLE RESPONSE DEGF
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.312 INCHES FIRST END IN
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
THREAD QUANTITY PER INCH20 FIRST END
SEAT ANGLE37.0 DEGREES FIRST END
NOMINAL THREAD SIZE0.500 INCHES FIRST END IN
THREAD SERIES DESIGNATORUNF FIRST END
THREAD DIRECTIONRIGHT-HAND SECOND END
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
BB25189InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
113955InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A12419InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MPI 94InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
TTE529-001G-21136InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
21136InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7158-6?
7158-6 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 7158-6?
There are 18 known substitutes for 7158-6: BB25189, 113955, A12419 and 15 more. Substitute compatibility should be verified for your specific system.
Is 7158-6 still available?
7158-6 is currently cancelled.
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