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AE-R — VALVE,REGULATING,SYSTEM PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

AE-R: VALVE,REGULATING,SYSTEM PRESSURE.

VALVE,REGULATING,SYSTEM PRESSURE. Key specifications include surface_treatment: ZINC AND CHROMATE OUTSIDE, surface_treatment_document_and_classification: QQ-Z-325, TYPE 2, CHROMATE TREATED FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-022-9943, 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
AE-R
NSN: 4820-00-022-9943
FSC: 4820 — Valves, Nonpowered
CAGE: 67193 — ARCO ENGINEERING INC (USA)
SPECIFICATIONS
surface_treatmentZINC AND CHROMATE OUTSIDE
surface_treatment_document_and_classificationQQ-Z-325, TYPE 2, CHROMATE TREATED FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE
NSN4820-00-022-9943
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: AE-R · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-Z-325, TYPE 2, CHROMATE TREATED FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE
•
SURFACE TREATMENT: ZINC AND CHROMATE OUTSIDE
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-Z-325, TYPE 2, CHROMATE TREATED FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE
SURFACE TREATMENTZINC AND CHROMATE OUTSIDE
SUBSTITUTES & CROSS-REFERENCES 1
1801-20Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 AE-R?
AE-R is a VALVE,REGULATING,SYSTEM PRESSURE.
What parts can replace AE-R?
There is 1 known substitute for AE-R: 1801-20. Substitute compatibility should be verified for your specific system.
What is the NSN for AE-R?
AE-R is cataloged in the U.S. Government catalog under NSN 4820-00-022-9943. 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.