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648771 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

648771: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include end_item_identification: E/I:MERCURY(3.0L DFI OPTI DIGITAL SALT). This part is cataloged in the U.S.

Government catalog under NSN 4820-00-211-5524, 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
648771
NSN: 4820-00-211-5524
NIINs: 002115524, 015125487
FSC: 4820 — Valves, Nonpowered
CAGE: 99551 — GOODRICH CORPORATION DBA GOODRICH CORP (USA)
SPECIFICATIONS
end_item_identificationE/I:MERCURY(3.0L DFI OPTI DIGITAL SALT)
NSN4820-00-211-5524
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 648771 · 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
•
OUTSIDE DIAMETER: 1.115 INCHES MINIMUM AND 1.145 INCHES MAXIMUM IN
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STYLE DESIGNATOR: PLAIN
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MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6855, CLASS I, DURO 55-65 MIL SPEC SINGLE MATERIAL RESPONSE
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INSIDE DIAMETER: 0.115 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
•
MEDIA FOR WHICH DESIGNED: OIL
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MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.135 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.115 INCHES MINIMUM AND 1.145 INCHES MAXIMUM IN
STYLE DESIGNATORPLAIN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6855, CLASS I, DURO 55-65 MIL SPEC SINGLE MATERIAL RESPONSE
INSIDE DIAMETER0.115 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
MEDIA FOR WHICH DESIGNEDOIL
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 648771?
648771 is a DISK,VALVE.
What is the NSN for 648771?
648771 is cataloged in the U.S. Government catalog under NSN 4820-00-211-5524. 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.