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BL501D2J-5 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

BL501D2J-5: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include overall_width: 25.8 MILLIMETERS NOMINAL MM, overall_length: 73.0 MILLIMETERS NOMINAL MM, end_item_identification: AIRCRAFT M345, second_end_raised_face_height: 40.0 MILLIMETERS NOMINAL MM, part_name_assigned_by_controlling_agency: ZERO SETTING VALVE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-687-6912, 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
BL501D2J-5
NSN: 4820-01-687-6912
FSC: 4820 — Valves, Nonpowered
CAGE: 91816 — CIRCOR AEROSPACE, INC. DBA CIRCOR AEROSPACE INC (USA)
SPECIFICATIONS
overall_width25.8 MILLIMETERS NOMINAL MM
overall_length73.0 MILLIMETERS NOMINAL MM
end_item_identificationAIRCRAFT M345
second_end_raised_face_height40.0 MILLIMETERS NOMINAL MM
part_name_assigned_by_controlling_agencyZERO SETTING VALVE
NSN4820-01-687-6912
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: BL501D2J-5 · 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
•
SECOND END RAISED FACE HEIGHT: 40.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
SECOND END RAISED FACE HEIGHT40.0 MILLIMETERS NOMINAL MM
OVERALL LENGTH73.0 MILLIMETERS NOMINAL MM
OVERALL WIDTH25.8 MILLIMETERS NOMINAL MM
PART NAME ASSIGNED BY CONTROLLING AGENCYZERO SETTING VALVE
END ITEM IDENTIFICATIONAIRCRAFT M345
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BL501D2J-5?
BL501D2J-5 is a VALVE,REGULATING,FLUID PRESSURE.
What is the NSN for BL501D2J-5?
BL501D2J-5 is cataloged in the U.S. Government catalog under NSN 4820-01-687-6912. 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.