PartsTable
Technical Data Sheet
Download PDF

388256 — VALVE,BLEED AND RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

388256: VALVE,BLEED AND RELIEF.

The VALVE,BLEED AND RELIEF is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: ALUMINUM ALLOY,1.00 IN. HEX,3.00 IN.

LG IN. This part is cataloged in the U.S. Government catalog under NSN 4820-00-764-4204, 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
388256
NSN: 4820-00-764-4204
NIINs: 007644204, 007707886
FSC: 4820 — Valves, Nonpowered
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
general_characteristics_item_descriptionALUMINUM ALLOY,1.00 IN. HEX,3.00 IN. LG IN
NSN4820-00-764-4204
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 388256 · 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: ALUMINUM ALLOY,1.00 IN. HEX,3.00 IN. LG IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM ALLOY,1.00 IN. HEX,3.00 IN. LG IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
Ready to buy 388256?
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 388256?
388256 is a VALVE,BLEED AND RELIEF.
What is the NSN for 388256?
388256 is cataloged in the U.S. Government catalog under NSN 4820-00-764-4204. 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 — 388256

✓ 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.