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7648173 — VALVE,FLOW CONTROL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

7648173: VALVE,FLOW CONTROL.

The VALVE,FLOW CONTROL is a the manufacturer industrial component. Key specifications include connection_type: THREADED INTERNAL PIPE, nominal_thread_size: 0.125 INCHES IN, valve_operation_method: MANUAL, end_item_identification: MAST SUBSYSTEM, SDV MK8 MOD1 (NEW BUILD), thread_quantity_per_inch: 27, thread_series_designator: NPT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-550-0154, 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
7648173
NSN: 4820-01-550-0154
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
connection_typeTHREADED INTERNAL PIPE
nominal_thread_size0.125 INCHES IN
valve_operation_methodMANUAL
end_connection_quantity2
end_item_identificationMAST SUBSYSTEM, SDV MK8 MOD1 (NEW BUILD)
thread_quantity_per_inch27
thread_series_designatorNPT
criticality_code_justificationZZZY
NSN4820-01-550-0154
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 7648173 · 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
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
CONNECTION TYPE: THREADED INTERNAL PIPE
•
END CONNECTION QUANTITY: 2
•
NOMINAL THREAD SIZE: 0.125 INCHES IN
•
THREAD QUANTITY PER INCH: 27
•
THREAD SERIES DESIGNATOR: NPT
•
VALVE OPERATION METHOD: MANUAL
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
CONNECTION TYPETHREADED INTERNAL PIPE
END CONNECTION QUANTITY2
NOMINAL THREAD SIZE0.125 INCHES IN
END ITEM IDENTIFICATIONMAST SUBSYSTEM, SDV MK8 MOD1 (NEW BUILD)
THREAD QUANTITY PER INCH27
THREAD SERIES DESIGNATORNPT
VALVE OPERATION METHODMANUAL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL CONTROLLED IAW SS800-AG-MAN-010/P9290 SYSTEM CERTIFICATION PROCEDURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS AND REQUIRES CLEANING, PACKING, AND MARKING IAW MIL-STD-1622 OR MIL-STD-1330 AS DEEMED APPLICABLE; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICALS AS DIFFERENTIATED BY SPECIAL TEST FEATURES
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
7648173-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
7648173-1D1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7648173?
7648173 is a VALVE,FLOW CONTROL.
What parts can replace 7648173?
There are 2 known substitutes for 7648173: 7648173-1, 7648173-1D1. Substitute compatibility should be verified for your specific system.
What is the NSN for 7648173?
7648173 is cataloged in the U.S. Government catalog under NSN 4820-01-550-0154. This indicates validated use in U.S. government and defense supply chains.
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