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4384536-31B1-07 — HOLDER,DISK VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

4384536-31B1-07: HOLDER,DISK VALVE.

The HOLDER,DISK VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, special_features: NICKEL COPPER ALLOY,0.844 IN. H; 0.937 IN.

DIA ONE END,0.932 IN. DIA OTHER END IN, part_name_assigned_by_controlling_agency: DISC HOLDER (STOP). This part is cataloged in the U.S.

Government catalog under NSN 4820-01-304-0451, 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
4384536-31B1-07
NSN: 4820-01-304-0451
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY
special_featuresNICKEL COPPER ALLOY,0.844 IN. H; 0.937 IN. DIA ONE END,0.932 IN. DIA OTHER END IN
specification/standard_data81346-ASTM B164 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 81346-ASTM A494 GRADE -30C PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
part_name_assigned_by_controlling_agencyDISC HOLDER (STOP)
NSN4820-01-304-0451
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4384536-31B1-07 · 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
•
SPECIFICATION/STANDARD DATA: 81346-ASTM B164 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 81346-ASTM A494 GRADE -30C PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
SPECIFICATION/STANDARD DATA81346-ASTM B164 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 81346-ASTM A494 GRADE -30C PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SPECIAL FEATURESNICKEL COPPER ALLOY,0.844 IN. H; 0.937 IN. DIA ONE END,0.932 IN. DIA OTHER END IN
PART NAME ASSIGNED BY CONTROLLING AGENCYDISC HOLDER (STOP)
MATERIALNICKEL ALLOY
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 1
803-4384536Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4384536-31B1-07?
4384536-31B1-07 is a HOLDER,DISK VALVE.
What parts can replace 4384536-31B1-07?
There is 1 known substitute for 4384536-31B1-07: 803-4384536. Substitute compatibility should be verified for your specific system.
What is the NSN for 4384536-31B1-07?
4384536-31B1-07 is cataloged in the U.S. Government catalog under NSN 4820-01-304-0451. 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.