PartsTable
Technical Data Sheet
40486-908 ✓ Verified by PartsTable
· GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, material: NICKEL ALLOY AND COPPER ALLOY SEAT, body_style: STRAIGHT THRU, regulation_type: MANUAL SINGLE STAGE, special_features: VALVE HAS UNION TYPE ENDS WITH BRAZING RING TYPE TAIL PIECES, flow_control_device: DIAPHRAGM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-510-5776, 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
40486-908
NSN: 4820-01-510-5776
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialNICKEL ALLOY AND COPPER ALLOY SEAT
body_styleSTRAIGHT THRU
regulation_typeMANUAL SINGLE STAGE
special_featuresVALVE HAS UNION TYPE ENDS WITH BRAZING RING TYPE TAIL PIECES
flow_control_deviceDIAPHRAGM
valve_loading_methodSPRING
manual_control_methodSCREW
outlet_pressure_range5.0 TO 60.0 CAMERA MOUNT
end_connection_quantity2
media_for_which_designedAIR AND NITROGEN, GASEOUS
specification/standard_data81349-MIL-V-24384A TYPE 1 CLASS A GOVERNMENT SPECIFICATION A
NSN4820-01-510-5776
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 40486-908 · 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
BODY STYLE: STRAIGHT THRU
MATERIAL: NICKEL ALLOY 400 STEM
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE STEM
SPECIFICATION/STANDARD DATA: 81349-MIL-V-24384A TYPE 1 CLASS A GOVERNMENT SPECIFICATION A
REGULATION TYPE: MANUAL SINGLE STAGE
END CONNECTION QUANTITY: 2
TECHNICAL CHARACTERISTICS (FLIS)
BODY STYLESTRAIGHT THRU
MATERIALNICKEL ALLOY 400 STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
SPECIFICATION/STANDARD DATA81349-MIL-V-24384A TYPE 1 CLASS A GOVERNMENT SPECIFICATION A
REGULATION TYPEMANUAL SINGLE STAGE
PART NAME ASSIGNED BY CONTROLLING AGENCY1/2" TRAC STYLE "HA" REDUCING VALVE
END CONNECTION QUANTITY2
MATERIALNICKEL ALLOY AND COPPER ALLOY SEAT
OUTLET PRESSURE RANGE5.0 TO 60.0 CAMERA MOUNT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
40486-9 ASSY 40486-907Interchangeable
interchangeable cross-reference
interchangeable
40486-907Interchangeable
interchangeable cross-reference
interchangeable
40486-9Interchangeable
interchangeable cross-reference
interchangeable
40486-903Interchangeable
interchangeable cross-reference
interchangeable
MIL-V-24384Interchangeable
interchangeable cross-reference
interchangeable
40486-911Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40486-908?
40486-908 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 40486-908?
There are 9 known substitutes for 40486-908: 40486-9 ASSY 40486-907, 40486-907, 40486-9 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40486-908?
40486-908 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-510-5776. This indicates validated use in U.S. government and defense supply chains.
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