PartsTable
Technical Data Sheet
145HS142-2 ✓ 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 VALVE,CALIBRATED FLOW is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC PACKING, body_style: SCREW-IN CARTRIDGE, temp_rating: -50.0 FAHRENHEIT MINIMUM AND 160.0 FAHRENHEIT MAXIMUM DEGF, regulation_type: AUTOMATIC SINGLE STAGE, special_features: 1.0 GPM BY-PASS RATE AT 50.0 PSID MAX 160.0 DEG F; HEX WRENCHING FACILITY DEGF, flow_control_device: DISK. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-123-7658, 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
145HS142-2
NSN: 4820-01-123-7658
FSC: 4820
CAGE: A0126 — LEONARDO SPA HELICOPTERS DIVISION - PRODUCTION SITE (ITA)
SPECIFICATIONS
materialRUBBER SYNTHETIC PACKING
body_styleSCREW-IN CARTRIDGE
temp_rating-50.0 FAHRENHEIT MINIMUM AND 160.0 FAHRENHEIT MAXIMUM DEGF
regulation_typeAUTOMATIC SINGLE STAGE
special_features1.0 GPM BY-PASS RATE AT 50.0 PSID MAX 160.0 DEG F; HEX WRENCHING FACILITY DEGF
flow_control_deviceDISK
first_end_thread_class3A A
end_connection_quantity2
second_end_thread_class3A A
media_for_which_designedHYDRAULIC FLUID, PETROLEUM BASE
first_end_connection_typeTHREADED EXTERNAL TUBE
valve_discharge_flow_rate5.5 GALLONS PER MINUTE
NSN4820-01-123-7658
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 145HS142-2 · 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
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 1.3125-12 UNIFIED NATIONAL COARSE (UNC) MODIFIED SECOND END
SECOND END STYLE DESIGNATOR: EXTERNAL SEAT FOR GASKET SEAL
REGULATION TYPE: AUTOMATIC SINGLE STAGE
MATERIAL: RUBBER SYNTHETIC PACKING
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763, CLASS 302, 303, 304, 305, 310, OR 316 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
FIRST END CONNECTION TYPE: THREADED EXTERNAL TUBE
TECHNICAL CHARACTERISTICS (FLIS)
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
THREAD SIZE AND SERIES/TYPE DESIGNATOR1.3125-12 UNIFIED NATIONAL COARSE (UNC) MODIFIED SECOND END
SECOND END STYLE DESIGNATOREXTERNAL SEAT FOR GASKET SEAL
REGULATION TYPEAUTOMATIC SINGLE STAGE
MATERIALRUBBER SYNTHETIC PACKING
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CLASS 302, 303, 304, 305, 310, OR 316 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CLASS 440C FED SPEC SINGLE MATERIAL RESPONSE OR AMS 5643 ASSN STD 1ST MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
FIRST END CONNECTION TYPETHREADED EXTERNAL TUBE
BODY STYLESCREW-IN CARTRIDGE
FIRST END STYLE DESIGNATORFLARELESS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
DL201ZZ1007BInterchangeable
interchangeable cross-reference
interchangeable
11266Interchangeable
interchangeable cross-reference
interchangeable
MS100B1Interchangeable
interchangeable cross-reference
interchangeable
MILL24047SHIPSInterchangeable
interchangeable cross-reference
interchangeable
60769-2Interchangeable
interchangeable cross-reference
interchangeable
5306Q5A7Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 145HS142-2?
145HS142-2 is a VALVE,CALIBRATED FLOW.
What parts can replace 145HS142-2?
There are 18 known substitutes for 145HS142-2: DL201ZZ1007B, 11266, MS100B1 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 145HS142-2?
145HS142-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-123-7658. This indicates validated use in U.S. government and defense supply chains.
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