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7531-771-036 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

7531-771-036: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, end_item_identification: CAST STAINLESS STEEL SWING CHECK VALVE 2.50 INCH; NEW CONSTRUCTION LHD8 IN, material_document_and_classification: ASTM-A351, GRADE CF8M ASSN STD SINGLE MATERIAL RESPONSE, part_name_assigned_by_controlling_agency: DISC. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-563-6622, 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
7531-771-036
NSN: 4820-01-563-6622
FSC: 4820 — Valves, Nonpowered
CAGE: 57574 — VELAN VALVE CORP. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
end_item_identificationCAST STAINLESS STEEL SWING CHECK VALVE 2.50 INCH; NEW CONSTRUCTION LHD8 IN
material_document_and_classificationASTM-A351, GRADE CF8M ASSN STD SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agencyDISC
NSN4820-01-563-6622
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 7531-771-036 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-A351, GRADE CF8M ASSN STD SINGLE MATERIAL RESPONSE
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A351, GRADE CF8M ASSN STD SINGLE MATERIAL RESPONSE
PART NAME ASSIGNED BY CONTROLLING AGENCYDISC
END ITEM IDENTIFICATIONCAST STAINLESS STEEL SWING CHECK VALVE 2.50 INCH; NEW CONSTRUCTION LHD8 IN
MATERIALSTEEL CORROSION RESISTING
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
7531-771Reference document
Same NSN cross-reference
Reference document — Secondary reference
4F-0114C-13GX-02 PART 8Same 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)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7531-771-036?
7531-771-036 is a DISK,VALVE.
What parts can replace 7531-771-036?
There are 2 known substitutes for 7531-771-036: 7531-771, 4F-0114C-13GX-02 PART 8. Substitute compatibility should be verified for your specific system.
What is the NSN for 7531-771-036?
7531-771-036 is cataloged in the U.S. Government catalog under NSN 4820-01-563-6622. 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.