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Technical Data Sheet
PartsTable / COMPONENT / 9000.2129 PIECE 5
9000.2129 PIECE 5 ✓ Verified by PartsTable
— · 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 9000.2129 PIECE 5 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-214-9007, 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
9000.2129 PIECE 5
NSN: 4820-01-214-9007
FSC: 4820
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
Part Number9000.2129 PIECE 5
NSN4820-01-214-9007
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 9000.2129 PIECE 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
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MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-B164 CL B ASSN STD SINGLE MATERIAL RESPONSE
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-B164 CL B ASSN STD SINGLE MATERIAL RESPONSE
SPECIAL FEATURESTOP MAJOR DIA 1.688-16N ECTERNAL THREADS; ID 0.870 TO 1.875 IN. AND 1.261 TO 1.291 IN. DEEP;FLANGED DIA 3.062 IN. 1.375 IN. FROM TOP; BOTTOM MAJOR DIA 1.250-12 UNF-3A THDS A
MATERIALNICKEL ALLOY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
2620-920X12ASSY11APC4Interchangeable
interchangeable cross-reference
interchangeable
845-2181282-3INInterchangeable
interchangeable cross-reference
interchangeable
845-2445066 ITEM 19Interchangeable
interchangeable cross-reference
interchangeable
DR-33512-FInterchangeable
interchangeable cross-reference
interchangeable
S1638Interchangeable
interchangeable cross-reference
interchangeable
DR-33512-F PIECE 10Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9000.2129 PIECE 5?
9000.2129 PIECE 5 is a 9000.2129 PIECE 5.
What parts can replace 9000.2129 PIECE 5?
There are 25 known substitutes for 9000.2129 PIECE 5: 2620-920X12ASSY11APC4, 845-2181282-3IN, 845-2445066 ITEM 19 and 22 more. Substitute compatibility should be verified for your specific system.
Is 9000.2129 PIECE 5 still available?
9000.2129 PIECE 5 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: July 2026