PartsTable
Technical Data Sheet
440-029 ✓ 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 MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include body_width: 0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN, body_height: 0.140 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN, body_length: 0.660 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN, features_provided: MONOLITHIC AND POSITIVE OUTPUTS AND HIGH SPEED AND NEGATIVE EDGE TRIGGERED AND PRESETTABLE AND SCHOTTKY AND W/CLEAR, output_logic_form: TRANSISTOR-TRANSISTOR LOGIC, precious_material: SILVER. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-112-0079, 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
440-029
NSN: 4820-00-112-0079
FSC: 4820
CAGE: 22501 — HOWELL LABORATORIES INC DBA HOWELL LABORATORIES INC (USA)
SPECIFICATIONS
body_width0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
body_height0.140 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
body_length0.660 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
features_providedMONOLITHIC AND POSITIVE OUTPUTS AND HIGH SPEED AND NEGATIVE EDGE TRIGGERED AND PRESETTABLE AND SCHOTTKY AND W/CLEAR
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
precious_materialSILVER
component_quantity10
inclosure_materialPLASTIC
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
operating_temp_range+0.0 TO 70.0 CELSIUS DEGC
input_circuit_pattern8 INPUT
inclosure_configurationDUAL-IN-LINE
NSN4820-00-112-0079
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 440-029 · 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
COMPONENT QUANTITY: 10
NONSUPPLY ITEMS AND QUANTITIES: CASE SEAL RING 1,PILOT VALVE SCREW ASSEMBLY 1,VALVE DISK 1,SLEEVE SEAL 1,MALE PISTON DISK 1,FEMALE PISTON DISK 1,PISTON SEAL 1,PIVOT PIN 1,RETAINER CLIP 1,AND LUBRICANT 1
TECHNICAL CHARACTERISTICS (FLIS)
COMPONENT QUANTITY10
NONSUPPLY ITEMS AND QUANTITIESCASE SEAL RING 1,PILOT VALVE SCREW ASSEMBLY 1,VALVE DISK 1,SLEEVE SEAL 1,MALE PISTON DISK 1,FEMALE PISTON DISK 1,PISTON SEAL 1,PIVOT PIN 1,RETAINER CLIP 1,AND LUBRICANT 1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
P205-500Interchangeable
interchangeable cross-reference
interchangeable
0C265Interchangeable
interchangeable cross-reference
interchangeable
A-A-59282Interchangeable
interchangeable cross-reference
interchangeable
2998Interchangeable
interchangeable cross-reference
interchangeable
2100Interchangeable
interchangeable cross-reference
interchangeable
SN74S114NInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 440-029?
440-029 is a MICROCIRCUIT,DIGITAL.
What parts can replace 440-029?
There are 19 known substitutes for 440-029: P205-500, 0C265, A-A-59282 and 16 more. Substitute compatibility should be verified for your specific system.
Is 440-029 still available?
440-029 is currently cancelled.
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