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238957 — VES,SURVEILLANCE LAB

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

238957: VES,SURVEILLANCE LAB.

The VES,SURVEILLANCE LAB is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: VES,SURVEILLANCE LAB. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-524-2248, 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
238957
NSN: 4820-01-524-2248
NIINs: 015242248, 016120280
FSC: 4820 — Valves, Nonpowered
CAGE: 60848 — ALLIED SYSTEMS COMPANY DBA ALLIED SYSTEMS CO (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyVES,SURVEILLANCE LAB
NSN4820-01-524-2248
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 238957 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESPIN, SPOOL CONTROL, SG811-CF-MMC-010, FIG. 7-54-3
END ITEM IDENTIFICATIONCONTROL VALVE ASSEMBLY
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 238957?
238957 is a VES,SURVEILLANCE LAB.
What is the NSN for 238957?
238957 is cataloged in the U.S. Government catalog under NSN 4820-01-524-2248. 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.