PartsTable
Technical Data Sheet
H684-1505-A1L1 ✓ 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,HULL BACKUP is a the manufacturer industrial component. Key specifications include end_item_identification: TOWED SONAR HULL AND BACKUP VALVE, criticality_code_justification: ZZZY, part_name_assigned_by_controlling_agency: VALVE, ASSEMBLY & DETAILS HULL & BACK UP TOWED SONAR (DRAWING), reference_number_differentiating_characteristics: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-545-0002, 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
H684-1505-A1L1
NSN: 4820-01-545-0002
FSC: 4820
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
end_item_identificationTOWED SONAR HULL AND BACKUP VALVE
criticality_code_justificationZZZY
part_name_assigned_by_controlling_agencyVALVE, ASSEMBLY & DETAILS HULL & BACK UP TOWED SONAR (DRAWING)
reference_number_differentiating_characteristicsMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
NSN4820-01-545-0002
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: H684-1505-A1L1 · 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
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONTOWED SONAR HULL AND BACKUP VALVE
CRITICALITY CODE JUSTIFICATIONZZZY
PART NAME ASSIGNED BY CONTROLLING AGENCYVALVE, ASSEMBLY & DETAILS HULL & BACK UP TOWED SONAR (DRAWING)
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
H6841505A-31Interchangeable
interchangeable cross-reference
interchangeable
H684-1505Interchangeable
interchangeable cross-reference
interchangeable
563-7286781-31Interchangeable
interchangeable cross-reference
interchangeable
563-7286781-A1L1Interchangeable
Same NIIN cross-reference
interchangeable
563-7286781-A1Interchangeable
Same NIIN cross-reference
interchangeable
H684-1505-A1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is H684-1505-A1L1?
H684-1505-A1L1 is a VALVE,HULL BACKUP.
What parts can replace H684-1505-A1L1?
There are 6 known substitutes for H684-1505-A1L1: H6841505A-31, H684-1505, 563-7286781-31 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for H684-1505-A1L1?
H684-1505-A1L1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-545-0002. This indicates validated use in U.S. government and defense supply chains.
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