PartsTable
Technical Data Sheet
40103-8 ASSY 40103-804 ✓ 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

The VALVE,REGULATING,TEMPERATURE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY SEAT, body_style: STRAIGHT THRU, special_features: THERMO ASSY 50002-05, temp_adjustability: ADJUSTABLE, flow_control_device: PLUG, end_item_identification: MODEL 40103-804; IWO JIMA CLASS LPH. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-425-6722, 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
40103-8 ASSY 40103-804
NSN: 4820-01-425-6722
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY SEAT
body_styleSTRAIGHT THRU
special_featuresTHERMO ASSY 50002-05
temp_adjustabilityADJUSTABLE
flow_control_devicePLUG
end_connection_quantity2
end_item_identificationMODEL 40103-804; IWO JIMA CLASS LPH
first_end_connection_typeUNTHREADED INTERNAL TUBE
first_end_style_designatorSOCKET W/BRAZING RING
material_document_and_classificationQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
second_end_relationship_with_first_endIDENTICAL
first_end_outside_diameter_tube_accommodated1.250 INCHES NOMINAL IN
NSN4820-01-425-6722
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 40103-8 ASSY 40103-804 · 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
END CONNECTION QUANTITY: 2
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL: NICKEL ALLOY SEAT
TECHNICAL CHARACTERISTICS (FLIS)
END CONNECTION QUANTITY2
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALNICKEL ALLOY SEAT
MATERIALNICKEL ALLOY STEM
MATERIALPLASTIC TETRAFLUOROETHYLENE PACKING
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIALCOPPER ALLOY BODY
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE STEM
FLOW CONTROL DEVICEPLUG
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
401038Interchangeable
interchangeable cross-reference
interchangeable
32-83077-8Interchangeable
interchangeable cross-reference
interchangeable
AC15-130-8Interchangeable
interchangeable cross-reference
interchangeable
401038-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40103-8 ASSY 40103-804?
40103-8 ASSY 40103-804 is a VALVE,REGULATING,TEMPERATURE.
What parts can replace 40103-8 ASSY 40103-804?
There are 4 known substitutes for 40103-8 ASSY 40103-804: 401038, 32-83077-8, AC15-130-8 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40103-8 ASSY 40103-804?
40103-8 ASSY 40103-804 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-425-6722. This indicates validated use in U.S. government and defense supply chains.
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