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6408988 FN A7 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

6408988 FN A7: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_length: 5.810 INCHES NOMINAL IN, features_provided: THREADED, stem_actuating_end_type: THREADED EXTERNALLY AND SLOTTED, largest_outside_diameter: 1.300 INCHES MINIMUM IN, valve_size_for_which_designed: 1.500 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-377-1035, 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
6408988 FN A7
NSN: 4820-01-377-1035
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY
overall_length5.810 INCHES NOMINAL IN
features_providedTHREADED
stem_actuating_end_typeTHREADED EXTERNALLY AND SLOTTED
largest_outside_diameter1.300 INCHES MINIMUM IN
valve_size_for_which_designed1.500 INCHES IN
valve_type_for_which_designedBALL
material_document_and_classificationQQ-C-465, ALY C63200 FED SPEC SINGLE MATERIAL RESPONSE
NSN4820-01-377-1035
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6408988 FN A7 · 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: BALL
•
LARGEST OUTSIDE DIAMETER: 1.300 INCHES MINIMUM IN
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY AND SLOTTED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-465, ALY C63200 FED SPEC SINGLE MATERIAL RESPONSE
•
FEATURES PROVIDED: THREADED
•
VALVE SIZE FOR WHICH DESIGNED: 1.500 INCHES IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBALL
LARGEST OUTSIDE DIAMETER1.300 INCHES MINIMUM IN
STEM ACTUATING END TYPETHREADED EXTERNALLY AND SLOTTED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-465, ALY C63200 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH5.810 INCHES NOMINAL IN
FEATURES PROVIDEDTHREADED
VALVE SIZE FOR WHICH DESIGNED1.500 INCHES IN
MATERIALCOPPER ALLOY
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 2
264378505 FN A-7Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
556-6408988-B-7Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6408988 FN A7?
6408988 FN A7 is a STEM,FLUID VALVE.
What parts can replace 6408988 FN A7?
There are 2 known substitutes for 6408988 FN A7: 264378505 FN A-7, 556-6408988-B-7. Substitute compatibility should be verified for your specific system.
What is the NSN for 6408988 FN A7?
6408988 FN A7 is cataloged in the U.S. Government catalog under NSN 4820-01-377-1035. This indicates validated use in U.S. government and defense supply chains.
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