PartsTable
Technical Data Sheet
Download PDF

3078B4 — PISTON,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3078B4: PISTON,VALVE.

The PISTON,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416, valve_design_control_activity: 78062, valve_type_for_which_designed: PRESSURE REDUCING, material_document_and_classification: QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE, valve_model_number_for_which_designed: 3166RA. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-214-3889, 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
3078B4
NSN: 4820-01-214-3889
FSC: 4820 — Valves, Nonpowered
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL COMP 416
valve_design_control_activity78062
valve_type_for_which_designedPRESSURE REDUCING
material_document_and_classificationQQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE
valve_model_number_for_which_designed3166RA
NSN4820-01-214-3889
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3078B4 · 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
•
VALVE TYPE FOR WHICH DESIGNED: PRESSURE REDUCING
•
VALVE MODEL NUMBER FOR WHICH DESIGNED: 3166RA
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE
•
VALVE DESIGN CONTROL ACTIVITY: 78062
•
MATERIAL: STEEL COMP 416
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDPRESSURE REDUCING
VALVE MODEL NUMBER FOR WHICH DESIGNED3166RA
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE
VALVE DESIGN CONTROL ACTIVITY78062
MATERIALSTEEL COMP 416
SUBSTITUTES & CROSS-REFERENCES 2
3166RAReference document
Same NSN cross-reference
Reference document — Drawing number reference only
3166RA PIECE 5Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 3078B4?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 3078B4?
3078B4 is a PISTON,VALVE.
What parts can replace 3078B4?
There are 2 known substitutes for 3078B4: 3166RA, 3166RA PIECE 5. Substitute compatibility should be verified for your specific system.
What is the NSN for 3078B4?
3078B4 is cataloged in the U.S. Government catalog under NSN 4820-01-214-3889. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 3078B4

✓ 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.