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Technical Data Sheet

RDFA-LAN-CDP/M — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

RDFA-LAN-CDP/M: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING, special_features: BSPP 0.250-19 GAGE PORT OPTION; STANDARD SCREW ADJUSTMENT, style_designator: ANGLE, operating_pressure: 210.0 BAR MAXIMUM SINGLE RESPONSE, part_name_assigned_by_controlling_agency: DIRECT ACTING RELIEF VALVE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-569-6737, 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
RDFA-LAN-CDP/M
NSN: 4820-01-569-6737
FSC: 4820 — Valves, Nonpowered
CAGE: 54035 — SUN HYDRAULICS CORPORATION (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
special_featuresBSPP 0.250-19 GAGE PORT OPTION; STANDARD SCREW ADJUSTMENT
style_designatorANGLE
operating_pressure210.0 BAR MAXIMUM SINGLE RESPONSE
part_name_assigned_by_controlling_agencyDIRECT ACTING RELIEF VALVE
NSN4820-01-569-6737
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: RDFA-LAN-CDP/M · 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
•
STYLE DESIGNATOR: ANGLE
•
OPERATING PRESSURE: 210.0 BAR MAXIMUM SINGLE RESPONSE
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORANGLE
OPERATING PRESSURE210.0 BAR MAXIMUM SINGLE RESPONSE
SPECIAL FEATURESBSPP 0.250-19 GAGE PORT OPTION; STANDARD SCREW ADJUSTMENT
PART NAME ASSIGNED BY CONTROLLING AGENCYDIRECT ACTING RELIEF VALVE
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
MATERIALALUMINUM BODY
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 RDFA-LAN-CDP/M?
RDFA-LAN-CDP/M is a VALVE,SAFETY RELIEF.
What is the NSN for RDFA-LAN-CDP/M?
RDFA-LAN-CDP/M is cataloged in the U.S. Government catalog under NSN 4820-01-569-6737. 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.