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264340501-51D0 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

264340501-51D0: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include end_item_identification: VALVE, BALL 1IN; VALVE, BALL 1.5IN IN, criticality_code_justification: ZZZY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-548-5689, 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
264340501-51D0
NSN: 4820-01-548-5689
FSC: 4820 — Valves, Nonpowered
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
end_item_identificationVALVE, BALL 1IN; VALVE, BALL 1.5IN IN
criticality_code_justificationZZZY
NSN4820-01-548-5689
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 264340501-51D0 · 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 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
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
END ITEM IDENTIFICATIONVALVE, BALL 1IN; VALVE, BALL 1.5IN IN
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
SUBSTITUTES & CROSS-REFERENCES 9
2643-405-01 ITEM 51D0Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
7550478-264340501-51D0Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
845-7285244 ITEM 51D0Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
G547-0002-264340501-51Reference document
Same NSN cross-reference
Reference document — Secondary reference
7284884, PIECE 45D0Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2640-801X2 PC 45Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 264340501-51D0?
264340501-51D0 is a SEAT,VALVE.
What parts can replace 264340501-51D0?
There are 9 known substitutes for 264340501-51D0: 2643-405-01 ITEM 51D0, 7550478-264340501-51D0, 845-7285244 ITEM 51D0 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 264340501-51D0?
264340501-51D0 is cataloged in the U.S. Government catalog under NSN 4820-01-548-5689. This indicates validated use in U.S. government and defense supply chains.
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