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A-6683M — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

A-6683M: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, special_features: 300 PSI WOG, style_designator: PLAIN, attachment_method: BOLTS, stem_actuating_end_type: THREADED EXTERNALLY, valve_size_for_which_designed: 2.500 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-277-5513, 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
A-6683M
NSN: 4820-01-277-5513
NIINs: 012775513, 012788766, 012932943, 012935164, 012944408
FSC: 4820 — Valves, Nonpowered
CAGE: 21368 — FAIRBANKS CO THE (USA)
SPECIFICATIONS
materialCOPPER ALLOY
special_features300 PSI WOG
style_designatorPLAIN
attachment_methodBOLTS
stem_actuating_end_typeTHREADED EXTERNALLY
valve_size_for_which_designed2.500 INCHES IN
valve_type_for_which_designedGATE
material_document_and_classificationASTM B61-74, ALLOY 922 ASSN STD SINGLE MATERIAL RESPONSE
valve_model_number_for_which_designedFIG 246
NSN4820-01-277-5513
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A-6683M · 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
•
VALVE TYPE FOR WHICH DESIGNED: GLOBE
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDGLOBE
STEM ACTUATING END TYPETHREADED EXTERNALLY
SPECIAL FEATURES300 PSI WOG
MATERIALNICKEL ALLOY
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A-6683M?
A-6683M is a SEAT,VALVE.
What is the NSN for A-6683M?
A-6683M is cataloged in the U.S. Government catalog under NSN 4820-01-277-5513. This indicates validated use in U.S. government and defense supply chains.
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