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0022428A — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

0022428A: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING BODY, end_item_identification: STEAM GENERATOR, nominal_pipe_size_accommodated: 1.25 INCHES SECOND END IN, part_name_assigned_by_controlling_agency: VALVE SAFETY 100PSI. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-646-3805, 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
0022428A
NSN: 4820-01-646-3805
FSC: 4820 — Valves, Nonpowered
CAGE: 09096 — ELECTRO STEAM GENERATOR CORPORATION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING BODY
end_item_identificationSTEAM GENERATOR
nominal_pipe_size_accommodated1.25 INCHES SECOND END IN
part_name_assigned_by_controlling_agencyVALVE SAFETY 100PSI
NSN4820-01-646-3805
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 0022428A · 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
•
NOMINAL PIPE SIZE ACCOMMODATED: 1.25 INCHES SECOND END IN
•
MATERIAL: STEEL CORROSION RESISTING BODY
TECHNICAL CHARACTERISTICS
NOMINAL PIPE SIZE ACCOMMODATED1.25 INCHES SECOND END IN
NOMINAL PIPE SIZE ACCOMMODATED0.75 INCHES FIRST END IN
PART NAME ASSIGNED BY CONTROLLING AGENCYVALVE SAFETY 100PSI
END ITEM IDENTIFICATIONSTEAM GENERATOR
MATERIALSTEEL CORROSION RESISTING BODY
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

No substitute or cross-reference records for this part.

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 0022428A?
0022428A is a VALVE,SAFETY RELIEF.
What is the NSN for 0022428A?
0022428A is cataloged in the U.S. Government catalog under NSN 4820-01-646-3805. 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.