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845-7108102-A-007 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

845-7108102-A-007: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include special_features: QUALITY ASSURANCE TESTED AND CERTIFIED FOR DEEP SUBMERG, criticality_code_justification: ZZZY, part_name_assigned_by_controlling_agency: SEAT VALVE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-516-7017, 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
845-7108102-A-007
NSN: 4820-01-516-7017
NIINs: 015167017, 015499269, 017278336
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
special_featuresQUALITY ASSURANCE TESTED AND CERTIFIED FOR DEEP SUBMERG
criticality_code_justificationZZZY
part_name_assigned_by_controlling_agencySEAT VALVE
NSN4820-01-516-7017
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 845-7108102-A-007 · 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 OUTSIDE DIAMETER: 5.963 INCHES MINIMUM AND 5.971 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: PLAIN
•
BODY INSIDE DIAMETER: 3.940 INCHES NOMINAL IN
•
MATERIAL: PLASTIC SEAT
•
SEATING SURFACE SHAPE: RADIAL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.748 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER5.963 INCHES MINIMUM AND 5.971 INCHES MAXIMUM IN
STYLE DESIGNATORPLAIN
BODY INSIDE DIAMETER3.940 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAT
END ITEM IDENTIFICATION4810-01-516-3394 BALL VALVE FOR OHIO CLASS SSBN (TRIDENT)
MATERIALPLASTIC SEAT
SEATING SURFACE SHAPERADIAL
SUBSTITUTES & CROSS-REFERENCES 1
7108102Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 845-7108102-A-007?
845-7108102-A-007 is a SEAT,VALVE.
What parts can replace 845-7108102-A-007?
There is 1 known substitute for 845-7108102-A-007: 7108102. Substitute compatibility should be verified for your specific system.
What is the NSN for 845-7108102-A-007?
845-7108102-A-007 is cataloged in the U.S. Government catalog under NSN 4820-01-516-7017. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.