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Technical Data Sheet

30-1/2 SET — Technical Data Sheet

✓ 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,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY FLOW CONTROL DEVICE, bonnet_type: INSIDE SPRING, connection_type: THREADED EXTERNAL PIPE FIRST END, connection_style: PLAIN (PIPE) FIRST END, style_designator: STRAIGHT THRU W/BAFFLE, thread_direction: RIGHT-HAND FIRST END. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-00-935-1508, 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
30-1/2 SET
NSN: 4820-00-935-1508
FSC: 4820
CAGE: 93641 — AQUATROL INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY FLOW CONTROL DEVICE
bonnet_typeINSIDE SPRING
connection_typeTHREADED EXTERNAL PIPE FIRST END
connection_stylePLAIN (PIPE) FIRST END
style_designatorSTRAIGHT THRU W/BAFFLE
thread_directionRIGHT-HAND FIRST END
surface_treatmentCHROMIUM AND NICKEL LOCATION NOT OTHERWISE SPECIFIED
disk_loading_methodSPRING
flow_control_deviceDISK
nominal_thread_size0.500 INCHES FIRST END IN
valve_operation_methodMANUAL
bonnet_attachment_methodTHREADED
NSN4820-00-935-1508
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 30-1/2 SET · 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
•
DISK LOADING METHOD: SPRING
•
STYLE DESIGNATOR: STRAIGHT THRU W/BAFFLE
•
CONNECTION TYPE: THREADED EXTERNAL PIPE FIRST END
•
THREAD DIRECTION: RIGHT-HAND FIRST END
•
BONNET TYPE: INSIDE SPRING
•
MATERIAL: COPPER ALLOY FLOW CONTROL DEVICE
•
NOMINAL PIPE SIZE ACCOMMODATED: 0.500 INCHES FIRST END IN
•
SURFACE TREATMENT: CHROMIUM AND NICKEL LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS
DISK LOADING METHODSPRING
STYLE DESIGNATORSTRAIGHT THRU W/BAFFLE
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
THREAD DIRECTIONRIGHT-HAND FIRST END
BONNET TYPEINSIDE SPRING
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES FIRST END IN
SURFACE TREATMENTCHROMIUM AND NICKEL LOCATION NOT OTHERWISE SPECIFIED
CONNECTION STYLEPLAIN (PIPE) FIRST END
OPENING PRESSURE SETTING33.0 POUNDS PER SQUARE INCH LBS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
100154InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
58E57InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1047690InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
CU782APN134InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
102498InterchangeableGOVERNMENT REGISTRY
(no Return) (end User) Mj Projectdirector Add-on L 20-49U Acct Co-Ter
interchangeable
H38-6InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 30-1/2 SET?
30-1/2 SET is a VALVE,SAFETY RELIEF.
What parts can replace 30-1/2 SET?
There are 13 known substitutes for 30-1/2 SET: 100154, 58E57, 1047690 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 30-1/2 SET?
30-1/2 SET is cataloged in the Federal Logistics Information System under NSN 4820-00-935-1508. This indicates validated use in U.S. government and defense supply chains.
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