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A4534-1 — HEAD AND DISK,SAFETY,PRESSURE RE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

A4534-1: HEAD AND DISK,SAFETY,PRESSURE RE.

HEAD AND DISK,SAFETY,PRESSURE RE. Key specifications include head_type: SCREW, head_material: STEEL CORROSION RESISTING, burst_pressure: 4000.0 PRESSURE POUNDS PER SQUARE INCH GAGE, burst_temperature: 72.0 FAHRENHEIT DEGF, end_item_identification: GROUND SUPPORT EQUIPMENT FOR THE F-404 ENGINE IN THE F/A-18 HORNET AIRCRAFT, criticality_code_justification: FEAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-287-0509, 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
A4534-1
NSN: 4820-01-287-0509
FSC: 4820 — Valves, Nonpowered
CAGE: 06370 — FIKE CORPORATION (USA)
SPECIFICATIONS
head_typeSCREW
head_materialSTEEL CORROSION RESISTING
burst_pressure4000.0 PRESSURE POUNDS PER SQUARE INCH GAGE
special_featuresWEAPON SYSTEM ESSENTIAL;6 VENT HOLES EQUALLY SPACED ON HEX FLATS;MAX BURST PRESSURE 4500.0 PSIG AT 72.0 DEG F; 0.625-18 UNF THREAD DEGF
burst_temperature72.0 FAHRENHEIT DEGF
end_item_identificationGROUND SUPPORT EQUIPMENT FOR THE F-404 ENGINE IN THE F/A-18 HORNET AIRCRAFT
criticality_code_justificationFEAT
NSN4820-01-287-0509
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A4534-1 · 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
•
BURST PRESSURE: 4000.0 PRESSURE POUNDS PER SQUARE INCH GAGE
•
HEAD TYPE: SCREW
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
BURST TEMPERATURE: 72.0 FAHRENHEIT DEGF
•
HEAD MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
BURST PRESSURE4000.0 PRESSURE POUNDS PER SQUARE INCH GAGE
HEAD TYPESCREW
CRITICALITY CODE JUSTIFICATIONFEAT
BURST TEMPERATURE72.0 FAHRENHEIT DEGF
HEAD MATERIALSTEEL CORROSION RESISTING
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL;6 VENT HOLES EQUALLY SPACED ON HEX FLATS;MAX BURST PRESSURE 4500.0 PSIG AT 72.0 DEG F; 0.625-18 UNF THREAD DEGF
END ITEM IDENTIFICATIONGROUND SUPPORT EQUIPMENT FOR THE F-404 ENGINE IN THE F/A-18 HORNET AIRCRAFT
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 2
65A102-C104-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
65A102-C104Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is A4534-1?
A4534-1 is a HEAD AND DISK,SAFETY,PRESSURE RE.
What parts can replace A4534-1?
There are 2 known substitutes for A4534-1: 65A102-C104-1, 65A102-C104. Substitute compatibility should be verified for your specific system.
What is the NSN for A4534-1?
A4534-1 is cataloged in the U.S. Government catalog under NSN 4820-01-287-0509. This indicates validated use in U.S. government and defense supply chains.
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