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881239 — INSERT,FLEXIBLE COUPLING

✓ Government record, cited
bluechip · GATE VALVE
PRODUCT OVERVIEW

881239: INSERT,FLEXIBLE COUPLING.

The INSERT,FLEXIBLE COUPLING is a bluechip industrial component. Key specifications include material: RUBBER, style_designator: SPIDER, end_item_identification: PUMP GROUP, part_name_assigned_by_controlling_agency: RUBBER SPIDER. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-370-3666, 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
881239
NSN: 4820-01-370-3666
NIINs: 013703666, 015290129
FSC: 4820 — Valves, Nonpowered
CAGE: 79227 — WATTS REGULATOR COMPANY (USA)
SPECIFICATIONS
materialRUBBER
style_designatorSPIDER
end_item_identificationPUMP GROUP
part_name_assigned_by_controlling_agencyRUBBER SPIDER
NSN4820-01-370-3666
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 881239 · bluechip ⚠ 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
•
COMPONENT QUANTITY: 7
•
COMPONENT DOCUMENT ORIGIN: INDUSTRIAL
•
DOCUMENT SOURCE: 79227
TECHNICAL CHARACTERISTICS
COMPONENT QUANTITY7
COMPONENT DOCUMENT ORIGININDUSTRIAL
DOCUMENT SOURCE79227
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 881239?
881239 is a INSERT,FLEXIBLE COUPLING manufactured by bluechip.
What is the NSN for 881239?
881239 is cataloged in the U.S. Government catalog under NSN 4820-01-370-3666. 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.