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Technical Data Sheet
PartsTable / COMPONENT / 70-303-01
70-303-01 ✓ 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,BALL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, connection_type: THREADED INTERNAL PIPE ALL ENDSTHREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN,OPTIONAL END(PIPE) ALL ENDSPLAIN,OPTIONAL END(PIPE) ALL ENDS, style_designator: STRAIGHT THRUSTRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS, nominal_thread_size: 0.500 INCHES ALL ENDS0.500 INCHES ALL ENDS IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-167-2450, 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
70-303-01
NSN: 4820-01-167-2450
FSC: 4820
CAGE: 72219 — AALBERTS INTEGRATED PIPING SYSTEMS AMERICAS, INC. (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
connection_typeTHREADED INTERNAL PIPE ALL ENDSTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN,OPTIONAL END(PIPE) ALL ENDSPLAIN,OPTIONAL END(PIPE) ALL ENDS
style_designatorSTRAIGHT THRUSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS
nominal_thread_size0.500 INCHES ALL ENDS0.500 INCHES ALL ENDS IN
valve_operation_methodMANUALMANUAL
media_for_which_designedSTEAM SINGLE RESPONSESTEAM SINGLE RESPONSE
thread_series_designatorNPT ALL ENDSNPT ALL ENDS
NSN4820-01-167-2450
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 70-303-01 · 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
•
STYLE DESIGNATOR: STRAIGHT THRUSTRAIGHT THRU
•
NOMINAL THREAD SIZE: 0.500 INCHES ALL ENDS0.500 INCHES ALL ENDS IN
•
MATERIAL: STEEL CORROSION RESISTING FLOW CONTROL DEVICE
•
THREAD DIRECTION: RIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS
•
CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) ALL ENDSPLAIN,OPTIONAL END(PIPE) ALL ENDS
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSTRAIGHT THRUSTRAIGHT THRU
NOMINAL THREAD SIZE0.500 INCHES ALL ENDS0.500 INCHES ALL ENDS IN
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
THREAD DIRECTIONRIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS
MATERIALCOPPER ALLOY BODY
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE SEAT
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDSPLAIN,OPTIONAL END(PIPE) ALL ENDS
MATERIALSTEEL CORROSION RESISTING STEM
THREAD SERIES DESIGNATORNPT ALL ENDSNPT ALL ENDS
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDSTHREADED INTERNAL PIPE ALL ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
3212T10Interchangeable
interchangeable cross-reference
interchangeable
1N1594Interchangeable
interchangeable cross-reference
interchangeable
RELEASE2547Interchangeable
interchangeable cross-reference
interchangeable
15629Interchangeable
interchangeable cross-reference
interchangeable
10653490Interchangeable
interchangeable cross-reference
interchangeable
174-86Interchangeable
Mgcu Kit 1
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 70-303-01?
70-303-01 is a VALVE,BALL.
What parts can replace 70-303-01?
There are 6 known substitutes for 70-303-01: 3212T10, 1N1594, RELEASE2547 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 70-303-01?
70-303-01 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-167-2450. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026