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40399-411 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

40399-411: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include material: NICKEL ALLOY STEM, body_style: STRAIGHT THRU, furnished_items: UNION NUT AND TAILPIECE, regulation_type: AUTOMATIC SINGLE STAGE, special_features: VALVE HAS SILBRAZ UNION END WITH U/E O-RINGS AND RETAINING RINGS; DIAPHRAGM IS NYLON REINFORCED, flow_control_device: DIAPHRAGM AND DISK. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-475-8411, 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
40399-411
NSN: 4820-01-475-8411
FSC: 4820 — Valves, Nonpowered
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY STEM
body_styleSTRAIGHT THRU
furnished_itemsUNION NUT AND TAILPIECE
regulation_typeAUTOMATIC SINGLE STAGE
special_featuresVALVE HAS SILBRAZ UNION END WITH U/E O-RINGS AND RETAINING RINGS; DIAPHRAGM IS NYLON REINFORCED
flow_control_deviceDIAPHRAGM AND DISK
valve_loading_methodSPRING
outlet_pressure_range50.0 TO 125.0 CAMERA MOUNT
end_connection_quantity2
remote_actuation_methodDIAPHRAGM
media_for_which_designedWATER, SALT
renewable_seat_ring_typeTHREADED
NSN4820-01-475-8411
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40399-411 · 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
•
FLOW CONTROL DEVICE: DIAPHRAGM AND DISK
•
RENEWABLE SEAT RING TYPE: THREADED
•
REMOTE ACTUATION METHOD: DIAPHRAGM
•
BODY STYLE: STRAIGHT THRU
•
REGULATION TYPE: AUTOMATIC SINGLE STAGE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE STEM
•
END CONNECTION QUANTITY: 2
•
OUTLET PRESSURE RANGE: 50.0 TO 125.0 CAMERA MOUNT
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDIAPHRAGM AND DISK
RENEWABLE SEAT RING TYPETHREADED
REMOTE ACTUATION METHODDIAPHRAGM
BODY STYLESTRAIGHT THRU
REGULATION TYPEAUTOMATIC SINGLE STAGE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE STEM
END CONNECTION QUANTITY2
OUTLET PRESSURE RANGE50.0 TO 125.0 CAMERA MOUNT
VALVE LOADING METHODSPRING
SPECIAL FEATURESVALVE HAS SILBRAZ UNION END WITH U/E O-RINGS AND RETAINING RINGS; DIAPHRAGM IS NYLON REINFORCED
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 40399-411?
40399-411 is a VALVE,REGULATING,FLUID PRESSURE.
What is the NSN for 40399-411?
40399-411 is cataloged in the U.S. Government catalog under NSN 4820-01-475-8411. This indicates validated use in U.S. government and defense supply chains.
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