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3304B-8 — 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 SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: GERMANIUM SEMICONDUCTOR, body_type: CORED, head_type: SOLID, cone_width: 0.9060 INCHES NOMINAL IN, core_depth: 0.531 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN, adhesive_type: PRESSURE SENSITIVE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-01-395-8825, 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
3304B-8
NSN: 4820-01-395-8825
FSC: 4820
CAGE: 94001 — LEAR SIEGLER INC HYPRO DIV (USA)
SPECIFICATIONS
materialGERMANIUM SEMICONDUCTOR
body_typeCORED
head_typeSOLID
cone_width0.9060 INCHES NOMINAL IN
core_depth0.531 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
adhesive_typePRESSURE SENSITIVE
bore_diameter3.0000 INCHES NOMINAL IN
nominal_width2.000 INCHES IN
hook_thickness0.344 INCHES NOMINAL IN
nominal_length165.0 FEET FT
overall_length0.100 INCHES NOMINAL IN
drive_end_styleRAISED SQUARE
NSN4820-01-395-8825
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3304B-8 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
701286InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
113178InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
35-113178InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A50197InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
34301InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
742257InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3304B-8?
3304B-8 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 3304B-8?
There are 11 known substitutes for 3304B-8: 701286, 113178, 35-113178 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3304B-8?
3304B-8 is cataloged in the Federal Logistics Information System under NSN 4820-01-395-8825. 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: September 2026