PartsTable
Technical Data Sheet
Download PDF

8455507 — DISK,RUPTURABLE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

8455507: DISK,RUPTURABLE.

The DISK,RUPTURABLE is a the manufacturer industrial component. Key specifications include disk_size: 0.800 INCHES IN, disk_material: COPPER ALLOY 511, burst_pressure: 79.6 PRESSURE POUNDS PER SQUARE INCH GAGE, special_features: THICKNESS:0.030 IN.NOM IN, cross-sectional_shape: CONCAVE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-073-1452, 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
8455507
NSN: 4820-01-073-1452
FSC: 4820 — Valves, Nonpowered
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
disk_size0.800 INCHES IN
disk_materialCOPPER ALLOY 511
burst_pressure79.6 PRESSURE POUNDS PER SQUARE INCH GAGE
special_featuresTHICKNESS:0.030 IN.NOM IN
cross-sectional_shapeCONCAVE
NSN4820-01-073-1452
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8455507 · 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
•
DISK MATERIAL: COPPER ALLOY 511
•
BURST PRESSURE: 79.6 PRESSURE POUNDS PER SQUARE INCH GAGE
•
CROSS-SECTIONAL SHAPE: CONCAVE
•
DISK SIZE: 0.800 INCHES IN
TECHNICAL CHARACTERISTICS
DISK MATERIALCOPPER ALLOY 511
BURST PRESSURE79.6 PRESSURE POUNDS PER SQUARE INCH GAGE
CROSS-SECTIONAL SHAPECONCAVE
SPECIAL FEATURESTHICKNESS:0.030 IN.NOM IN
DISK SIZE0.800 INCHES IN
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
3304772-1Reference 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 8455507?
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 8455507?
8455507 is a DISK,RUPTURABLE.
What parts can replace 8455507?
There is 1 known substitute for 8455507: 3304772-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 8455507?
8455507 is cataloged in the U.S. Government catalog under NSN 4820-01-073-1452. 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 — 8455507

✓ 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.