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Technical Data Sheet
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83-103-01 — VALVE,BALL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

83-103-01: VALVE,BALL.

The VALVE,BALL is a the manufacturer industrial component. Key specifications include end_item_identification: 3930-01-486-2151. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-372-4088, 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
83-103-01
NSN: 4820-01-372-4088
NIINs: 013724088, 015039029
FSC: 4820 — Valves, Nonpowered
CAGE: 57661 — CONBRACO INDUSTRIES INC (USA)
SPECIFICATIONS
end_item_identification3930-01-486-2151
NSN4820-01-372-4088
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 83-103-01 · 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
•
CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) ALL ENDS
•
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
OPERATING PRESSURE: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
NOMINAL THREAD SIZE: 0.500 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
OPERATING PRESSURE1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
OPERATING PRESSURE1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE0.500 INCHES ALL ENDS IN
SPECIAL FEATURES3 PIECE BODY
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SECOND RESPONSE
SUBSTITUTES & CROSS-REFERENCES 2
83-103 .50INReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
83R-103-01Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 83-103-01?
83-103-01 is a VALVE,BALL.
What parts can replace 83-103-01?
There are 2 known substitutes for 83-103-01: 83-103 .50IN, 83R-103-01. Substitute compatibility should be verified for your specific system.
What is the NSN for 83-103-01?
83-103-01 is cataloged in the U.S. Government catalog under NSN 4820-01-372-4088. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.