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Technical Data Sheet
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A7503.001.119 — RING,ADJUSTING,RELIEF VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

A7503.001.119: RING,ADJUSTING,RELIEF VALVE.

The RING,ADJUSTING,RELIEF VALVE is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-600-8252, 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
A7503.001.119
NSN: 4820-00-600-8252
NIINs: 006008252, 012214368, 016338435
FSC: 4820 — Valves, Nonpowered
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
NSN4820-00-600-8252
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A7503.001.119 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: CRES AISI 304,1.359 IN. OD,1/2 IN. W,THREADED INTERNALLY 1-1/8-18 2B THDS IN
•
CRITICALITY CODE JUSTIFICATION: FEAT
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCRES AISI 304,1.359 IN. OD,1/2 IN. W,THREADED INTERNALLY 1-1/8-18 2B THDS IN
CRITICALITY CODE JUSTIFICATIONFEAT
SPECIAL FEATURESWEAPON SYSTEM ESSENTAIL
END ITEM IDENTIFICATIONKUNKLE VALVE CO INC,RELIEF VALVE TYPE 2251;FORRESTAL CLASS CV
SUBSTITUTES & CROSS-REFERENCES 3
20291PC7Reference document
Same NSN cross-reference
Reference document — Secondary reference
A07503.001.119Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
S6928-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A7503.001.119?
A7503.001.119 is a RING,ADJUSTING,RELIEF VALVE.
What parts can replace A7503.001.119?
There are 3 known substitutes for A7503.001.119: 20291PC7, A07503.001.119, S6928-1. Substitute compatibility should be verified for your specific system.
What is the NSN for A7503.001.119?
A7503.001.119 is cataloged in the U.S. Government catalog under NSN 4820-00-600-8252. This indicates validated use in U.S. government and defense supply chains.
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