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PartsTable / COMPONENT / 999-1107-D-01 ITEM 576

999-1107-D-01 ITEM 576 — Technical Data Sheet

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— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The VALVE,VENT is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY BODY, thread_class: 2B ALL ENDS, connection_style: PLAIN (TUBE) ALL ENDS, thread_direction: RIGHT-HAND ALL ENDS, nominal_thread_size: 0.437 INCHES ALL ENDS IN, thread_series_designator: UNF ALL ENDS. This part is cataloged in the Federal Logistics Information System under NSN 4820-01-423-2011, 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
999-1107-D-01 ITEM 576
NSN: 4820-01-423-2011
FSC: 4820
CAGE: 10941 — CARVER PUMP COMPANY (USA)
SPECIFICATIONS
materialNICKEL ALLOY BODY
thread_class2B ALL ENDS
connection_stylePLAIN (TUBE) ALL ENDS
thread_directionRIGHT-HAND ALL ENDS
nominal_thread_size0.437 INCHES ALL ENDS IN
thread_series_designatorUNF ALL ENDS
NSN4820-01-423-2011
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 999-1107-D-01 ITEM 576 · 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
•
CONNECTION STYLE: PLAIN (TUBE) ALL ENDS
•
THREAD CLASS: 2B ALL ENDS
•
STYLE DESIGNATOR: SCREW-IN CARTRIDGE
•
MATERIAL: NICKEL ALLOY BODY
•
NOMINAL THREAD SIZE: 0.437 INCHES ALL ENDS IN
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
CONNECTION TYPE: THREADED CARTRIDGE ALL ENDS
•
THREAD SERIES DESIGNATOR: UNF ALL ENDS
TECHNICAL CHARACTERISTICS
CONNECTION STYLEPLAIN (TUBE) ALL ENDS
THREAD CLASS2B ALL ENDS
STYLE DESIGNATORSCREW-IN CARTRIDGE
MATERIALNICKEL ALLOY BODY
NOMINAL THREAD SIZE0.437 INCHES ALL ENDS IN
THREAD DIRECTIONRIGHT-HAND ALL ENDS
CONNECTION TYPETHREADED CARTRIDGE ALL ENDS
THREAD SERIES DESIGNATORUNF ALL ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
N-999-6082-A-007InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
250-0487-320InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
N-999-6082-A-007 ITEM 42InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
N-999-6082-A-007 ITEM 1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
224-002InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
N-999-6082-A-007 ITEM 7InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 999-1107-D-01 ITEM 576?
999-1107-D-01 ITEM 576 is a VALVE,VENT.
What parts can replace 999-1107-D-01 ITEM 576?
There are 7 known substitutes for 999-1107-D-01 ITEM 576: N-999-6082-A-007, 250-0487-320, N-999-6082-A-007 ITEM 42 and 4 more. Substitute compatibility should be verified for your specific system.
Is 999-1107-D-01 ITEM 576 still available?
999-1107-D-01 ITEM 576 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: October 2026