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40399-408 — VALVE,CALIBRATED FLOW

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

40399-408: VALVE,CALIBRATED FLOW.

The VALVE,CALIBRATED FLOW is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY AND COPPER ALLOY SEAT, body_style: STRAIGHT THRU, regulation_type: AUTOMATIC SINGLE STAGE, special_features: ADJUSTABLE FROM 25 TO 60 PSIG, flow_control_device: DISK, media_for_which_designed: WATER, SALT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-499-8075, 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
40399-408
NSN: 4820-01-499-8075
FSC: 4820 — Valves, Nonpowered
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY AND COPPER ALLOY SEAT
body_styleSTRAIGHT THRU
regulation_typeAUTOMATIC SINGLE STAGE
special_featuresADJUSTABLE FROM 25 TO 60 PSIG
flow_control_deviceDISK
end_connection_quantity2
media_for_which_designedWATER, SALT
material_document_and_classificationQQ-N-286, CLASS A FED SPEC SINGLE MATERIAL RESPONSE STEM
second_end_relationship_with_first_endIDENTICAL
part_name_assigned_by_controlling_agency1 INCH TRAC STYLE "H" SEA WATER PRESSURE REDUCING VALVE IN
NSN4820-01-499-8075
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40399-408 · 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: DISK
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
BODY STYLE: STRAIGHT THRU
•
REGULATION TYPE: AUTOMATIC SINGLE STAGE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-286, CLASS A FED SPEC SINGLE MATERIAL RESPONSE STEM
•
END CONNECTION QUANTITY: 2
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
BODY STYLESTRAIGHT THRU
REGULATION TYPEAUTOMATIC SINGLE STAGE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286, CLASS A FED SPEC SINGLE MATERIAL RESPONSE STEM
END CONNECTION QUANTITY2
SPECIAL FEATURESADJUSTABLE FROM 25 TO 60 PSIG
PART NAME ASSIGNED BY CONTROLLING AGENCY1 INCH TRAC STYLE "H" SEA WATER PRESSURE REDUCING VALVE IN
MATERIALNICKEL ALLOY AND COPPER ALLOY SEAT
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE
SUBSTITUTES & CROSS-REFERENCES 2
40399-4Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
40399-4 ASST 40399-408Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 40399-408?
40399-408 is a VALVE,CALIBRATED FLOW.
What parts can replace 40399-408?
There are 2 known substitutes for 40399-408: 40399-4, 40399-4 ASST 40399-408. Substitute compatibility should be verified for your specific system.
What is the NSN for 40399-408?
40399-408 is cataloged in the U.S. Government catalog under NSN 4820-01-499-8075. This indicates validated use in U.S. government and defense supply chains.
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