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Technical Data Sheet
PartsTable / COMPONENT / 12F128-1
12F128-1 ✓ 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 COVER,ELECTRICAL CONNECTOR is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-073-1801, 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
12F128-1
NSN: 4820-01-073-1801
FSC: 4820
CAGE: 82829 — ALLEN AIRCRAFT PRODUCTS INC (USA)
SPECIFICATIONS
Part Number12F128-1
NSN4820-01-073-1801
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 12F128-1 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: HOUSING MATL DIE CAST ALUMINUM ALLOY PER QQ-A-591 COMP 2 OR ALUMINUM ALLOY 2024-T351 PER QQ-A-200/3; SEALS FLOUROSILICONE MIL-R-25988; FUEL MIL-T-5624 GRADE JP-4,JP-5,AND NATO EQUIVALENTS; TEMP RANGE M65 DEG F TO 450 DEG F; HOUSING ANODIZED PER MIL-A-8625 TYPE 2 CLASS 2 DEGF
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONHOUSING MATL DIE CAST ALUMINUM ALLOY PER QQ-A-591 COMP 2 OR ALUMINUM ALLOY 2024-T351 PER QQ-A-200/3; SEALS FLOUROSILICONE MIL-R-25988; FUEL MIL-T-5624 GRADE JP-4,JP-5,AND NATO EQUIVALENTS; TEMP RANGE M65 DEG F TO 450 DEG F; HOUSING ANODIZED PER MIL-A-8625 TYPE 2 CLASS 2 DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
E106T8Interchangeable
interchangeable cross-reference
interchangeable
50300Interchangeable
interchangeable cross-reference
interchangeable
10120Interchangeable
interchangeable cross-reference
interchangeable
10162602Interchangeable
interchangeable cross-reference
interchangeable
194074Interchangeable
interchangeable cross-reference
interchangeable
60771Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12F128-1?
12F128-1 is a COVER,ELECTRICAL CONNECTOR.
What parts can replace 12F128-1?
There are 24 known substitutes for 12F128-1: E106T8, 50300, 10120 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12F128-1?
12F128-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-073-1801. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026