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98-14958-4 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

98-14958-4: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, regulation_type: AUTOMATIC SINGLE STAGE, first_end_thread_class: 3B, third_end_thread_class: 3B, first_end_connection_type: THREADED INTERNAL BOSS, third_end_connection_type: THREADED INTERNAL BOSS. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-159-1283, 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
98-14958-4
NSN: 4810-01-159-1283
FSC: 4810 — Valves, Powered
CAGE: 82918 — THE BOEING COMPANY DIV LEGACY WICHITA (USA)
SPECIFICATIONS
filterNOT INCLUDED
regulation_typeAUTOMATIC SINGLE STAGE
first_end_thread_class3B
third_end_thread_class3B
end_connection_quantity3
first_end_connection_typeTHREADED INTERNAL BOSS
third_end_connection_typeTHREADED INTERNAL BOSS
first_end_thread_directionRIGHT-HAND
third_end_thread_directionRIGHT-HAND
second_end_relationship_with_first_endIDENTICAL
thread_size_and_series/type_designator7/16-20 UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
third_end_relationship_with_preceding_endsNOT IDENTICAL WITH FIRST OR SECOND END
NSN4810-01-159-1283
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 98-14958-4 · 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
•
FIRST END THREAD DIRECTION: RIGHT-HAND
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
REGULATION TYPE: AUTOMATIC SINGLE STAGE
•
FIRST END THREAD CLASS: 3B
•
THIRD END RELATIONSHIP WITH PRECEDING ENDS: NOT IDENTICAL WITH FIRST OR SECOND END
•
END CONNECTION QUANTITY: 3
•
THIRD END THREAD DIRECTION: RIGHT-HAND
•
FIRST END CONNECTION TYPE: THREADED INTERNAL BOSS
TECHNICAL CHARACTERISTICS
FIRST END THREAD DIRECTIONRIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
REGULATION TYPEAUTOMATIC SINGLE STAGE
FIRST END THREAD CLASS3B
THIRD END RELATIONSHIP WITH PRECEDING ENDSNOT IDENTICAL WITH FIRST OR SECOND END
END CONNECTION QUANTITY3
THIRD END THREAD DIRECTIONRIGHT-HAND
FIRST END CONNECTION TYPETHREADED INTERNAL BOSS
THIRD END THREAD CLASS3B
THIRD END CONNECTION TYPETHREADED INTERNAL BOSS
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
SUBSTITUTES & CROSS-REFERENCES 1
3214068-1-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 98-14958-4?
98-14958-4 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 98-14958-4?
There is 1 known substitute for 98-14958-4: 3214068-1-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 98-14958-4?
98-14958-4 is cataloged in the U.S. Government catalog under NSN 4810-01-159-1283. This indicates validated use in U.S. government and defense supply chains.
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