PartsTable
Technical Data Sheet
Download PDF

RG-31189543B — VALVE,LINEAR,DIRECTIONAL CONTROL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

RG-31189543B: VALVE,LINEAR,DIRECTIONAL CONTROL.

VALVE,LINEAR,DIRECTIONAL CONTROL. Key specifications include connection_type: THREADED EXTERNAL PIPE, special_features: SAFETY FLOW CONTROL VALVE: STEEL BALL, nominal_thread_size: 0.250 INCHES IN, thread_series_designator: NPTF, valve_discharge_flow_rate: 3.0 GALLONS PER MINUTE, nominal_pipe_size_accommodated: 0.250 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-628-8937, 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
RG-31189543B
NSN: 4820-01-628-8937
FSC: 4820 — Valves, Nonpowered
CAGE: 52033 — DRC ACQUISITION INC (USA)
SPECIFICATIONS
connection_typeTHREADED EXTERNAL PIPE
special_featuresSAFETY FLOW CONTROL VALVE: STEEL BALL
nominal_thread_size0.250 INCHES IN
thread_series_designatorNPTF
valve_discharge_flow_rate3.0 GALLONS PER MINUTE
nominal_pipe_size_accommodated0.250 INCHES IN
part_name_assigned_by_controlling_agencyVALV,LIMIT FLOW
NSN4820-01-628-8937
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: RG-31189543B · 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
•
NOMINAL PIPE SIZE ACCOMMODATED: 0.250 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL PIPE
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
THREAD SERIES DESIGNATOR: NPTF
•
VALVE DISCHARGE FLOW RATE: 3.0 GALLONS PER MINUTE
TECHNICAL CHARACTERISTICS
NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES IN
CONNECTION TYPETHREADED EXTERNAL PIPE
NOMINAL THREAD SIZE0.250 INCHES IN
SPECIAL FEATURESSAFETY FLOW CONTROL VALVE: STEEL BALL
PART NAME ASSIGNED BY CONTROLLING AGENCYVALV,LIMIT FLOW
THREAD SERIES DESIGNATORNPTF
VALVE DISCHARGE FLOW RATE3.0 GALLONS PER MINUTE
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
Ready to buy RG-31189543B?
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 RG-31189543B?
RG-31189543B is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What is the NSN for RG-31189543B?
RG-31189543B is cataloged in the U.S. Government catalog under NSN 4820-01-628-8937. 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 — RG-31189543B

✓ 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.