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ACL50172-520 — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

ACL50172-520: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, opening_width: 11.11 MILLIMETERS NOMINAL MM, head_thickness: 0.313 INCHES NOMINAL IN, overall_length: 4.625 INCHES NOMINAL IN, special_features: INDUSTRIAL BLACK FINISH, part_name_assigned_by_controlling_agency: SINGLE HEAD OPEN WRENCH. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-065-9296, 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
ACL50172-520
NSN: 4820-01-065-9296
FSC: 4820 — Valves, Nonpowered
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
opening_width11.11 MILLIMETERS NOMINAL MM
head_thickness0.313 INCHES NOMINAL IN
overall_length4.625 INCHES NOMINAL IN
special_featuresINDUSTRIAL BLACK FINISH
part_name_assigned_by_controlling_agencySINGLE HEAD OPEN WRENCH
NSN4820-01-065-9296
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: ACL50172-520 · 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
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
701Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ACL50172-520?
ACL50172-520 is a VALVE,CHECK.
What parts can replace ACL50172-520?
There is 1 known substitute for ACL50172-520: 701. Substitute compatibility should be verified for your specific system.
What is the NSN for ACL50172-520?
ACL50172-520 is cataloged in the U.S. Government catalog under NSN 4820-01-065-9296. This indicates validated use in U.S. government and defense supply chains.
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