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4CMP4 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

4CMP4: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 440C, overall_height: 0.585 INCHES NOMINAL IN, shank_diameter: 0.407 INCHES NOMINAL IN, flange_diameter: 0.547 INCHES MINIMUM IN, special_features: NO. 29 (0.136 IN.

DIA ) DRILL THRU EIGHT PLACES (45 DEG APART) ON 0.430 IN. DIA CIRCLE,BREAK EDGES 0.005 IN. IN, style_designator: POPPET.

This part is cataloged in the U.S. Government catalog under NSN 4820-00-459-2770, 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
4CMP4
NSN: 4820-00-459-2770
FSC: 4820 — Valves, Nonpowered
CAGE: 26044 — SAF INDUSTRIES LLC DBA SAF INDUSTRIES LLC DIV GARKENYON (USA)
SPECIFICATIONS
materialSTEEL COMP 440C
overall_height0.585 INCHES NOMINAL IN
shank_diameter0.407 INCHES NOMINAL IN
flange_diameter0.547 INCHES MINIMUM IN
special_featuresNO. 29 (0.136 IN. DIA ) DRILL THRU EIGHT PLACES (45 DEG APART) ON 0.430 IN. DIA CIRCLE,BREAK EDGES 0.005 IN. IN
style_designatorPOPPET
material_document_and_classificationQQ-S-763, CLASS 440C, COND A FED SPEC SINGLE MATERIAL RESPONSE
NSN4820-00-459-2770
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4CMP4 · 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
•
SHANK DIAMETER: 0.407 INCHES NOMINAL IN
•
FLANGE DIAMETER: 0.547 INCHES MINIMUM IN
•
STYLE DESIGNATOR: POPPET
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763, CLASS 440C, COND A FED SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: STEEL COMP 440C
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.407 INCHES NOMINAL IN
FLANGE DIAMETER0.547 INCHES MINIMUM IN
OVERALL HEIGHT0.585 INCHES NOMINAL IN
STYLE DESIGNATORPOPPET
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CLASS 440C, COND A FED SPEC SINGLE MATERIAL RESPONSE
SPECIAL FEATURESNO. 29 (0.136 IN. DIA ) DRILL THRU EIGHT PLACES (45 DEG APART) ON 0.430 IN. DIA CIRCLE,BREAK EDGES 0.005 IN. IN
MATERIALSTEEL COMP 440C
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4CMP4?
4CMP4 is a DISK,VALVE.
What is the NSN for 4CMP4?
4CMP4 is cataloged in the U.S. Government catalog under NSN 4820-00-459-2770. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.