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510T-1.25IN — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

510T-1.25IN: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL STEM, connection_type: FLANGE FIRST END, special_features: BODY MATERIAL IS BRONZE, end_item_identification: 1.25 INCH CHECK VALVE IN, part_name_assigned_by_controlling_agency: VALVE,CHECK. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-688-5001, 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
510T-1.25IN
NSN: 4820-01-688-5001
FSC: 4820 — Valves, Nonpowered
CAGE: 76364 — MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC (USA)
SPECIFICATIONS
materialSTEEL STEM
connection_typeFLANGE FIRST END
special_featuresBODY MATERIAL IS BRONZE
end_item_identification1.25 INCH CHECK VALVE IN
part_name_assigned_by_controlling_agencyVALVE,CHECK
NSN4820-01-688-5001
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 510T-1.25IN · 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
•
CONNECTION TYPE: FLANGE FIRST END
•
MATERIAL: STEEL STEM
TECHNICAL CHARACTERISTICS
CONNECTION TYPEFLANGE FIRST END
SPECIAL FEATURESBODY MATERIAL IS BRONZE
PART NAME ASSIGNED BY CONTROLLING AGENCYVALVE,CHECK
END ITEM IDENTIFICATION1.25 INCH CHECK VALVE IN
MATERIALSTEEL STEM
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 1
510T-114Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 510T-1.25IN?
510T-1.25IN is a VALVE,CHECK.
What parts can replace 510T-1.25IN?
There is 1 known substitute for 510T-1.25IN: 510T-114. Substitute compatibility should be verified for your specific system.
What is the NSN for 510T-1.25IN?
510T-1.25IN is cataloged in the U.S. Government catalog under NSN 4820-01-688-5001. 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.