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Technical Data Sheet

627B-1-3/8-2 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

627B-1-3/8-2: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: RUBBER PACKING, connection_type: THREADED INTERNAL BOSS ALL ENDS, connection_style: GASKET SEAL(BOSS) ALL ENDS, style_designator: ANGLE, thread_direction: RIGHT-HAND ALL ENDS, surface_treatment: ANODIZE LOCATION NOT OTHERWISE SPECIFIED. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-397-8588, 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
627B-1-3/8-2
NSN: 4820-01-397-8588
FSC: 4820 — Valves, Nonpowered
CAGE: 09990 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC VALVE DIVISION (USA)
SPECIFICATIONS
materialRUBBER PACKING
connection_typeTHREADED INTERNAL BOSS ALL ENDS
connection_styleGASKET SEAL(BOSS) ALL ENDS
style_designatorANGLE
thread_directionRIGHT-HAND ALL ENDS
surface_treatmentANODIZE LOCATION NOT OTHERWISE SPECIFIED
flow_control_deviceDISK
nominal_thread_size0.375 INCHES ALL ENDS IN
valve_operation_methodAUTOMATIC
media_for_which_designedAIR SINGLE RESPONSE
opening_pressure_setting10.0 POUNDS PER SQUARE INCH LBS
thread_series_designatorNPT ALL ENDS
NSN4820-01-397-8588
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 627B-1-3/8-2 · 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
•
FLOW CONTROL DEVICE: DISK
•
CONNECTION STYLE: GASKET SEAL(BOSS) ALL ENDS
•
CONNECTION TYPE: THREADED INTERNAL BOSS ALL ENDS
•
STYLE DESIGNATOR: ANGLE
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
NOMINAL THREAD SIZE: 0.375 INCHES ALL ENDS IN
•
SURFACE TREATMENT: ANODIZE LOCATION NOT OTHERWISE SPECIFIED
•
MEDIA FOR WHICH DESIGNED: AIR SINGLE RESPONSE
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
CONNECTION STYLEGASKET SEAL(BOSS) ALL ENDS
CONNECTION TYPETHREADED INTERNAL BOSS ALL ENDS
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE0.375 INCHES ALL ENDS IN
SURFACE TREATMENTANODIZE LOCATION NOT OTHERWISE SPECIFIED
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALRUBBER PACKING
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 627B-1-3/8-2?
627B-1-3/8-2 is a VALVE,SAFETY RELIEF.
What is the NSN for 627B-1-3/8-2?
627B-1-3/8-2 is cataloged in the U.S. Government catalog under NSN 4820-01-397-8588. This indicates validated use in U.S. government and defense supply chains.
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