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1.5S1RG10-TFE — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1.5S1RG10-TFE: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: PLASTIC TETRAFLUOROETHYLENE FLOW CONTROL DEVICE, valve_size: 1.500 INCHES IN, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, style_designator: STRAIGHT THRU FLANGED ENDS, flange_face_design: RAISED STRAIGHT ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-658-5173, 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
1.5S1RG10-TFE
NSN: 4820-01-658-5173
FSC: 4820 — Valves, Nonpowered
CAGE: 5W4R4 — NEWAY VALVE USA, L.P. (USA)
SPECIFICATIONS
materialPLASTIC TETRAFLUOROETHYLENE FLOW CONTROL DEVICE
valve_size1.500 INCHES IN
flange_shapeROUND WITH HOLES ALL ENDS
connection_typeFLANGE ALL ENDS
style_designatorSTRAIGHT THRU FLANGED ENDS
flange_face_designRAISED STRAIGHT ALL ENDS
face_to_face_distance6.500 INCHES IN
valve_operation_methodAUTOMATIC
raised_face_nominal_diameter2.870 INCHES ALL ENDS IN
part_name_assigned_by_controlling_agencySTAINLESS STEEL CHECK VALVE
NSN4820-01-658-5173
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1.5S1RG10-TFE · 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
•
FLANGE SHAPE: ROUND WITH HOLES ALL ENDS
•
FLANGE FACE DESIGN: RAISED STRAIGHT ALL ENDS
•
CONNECTION TYPE: FLANGE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS
•
VALVE SIZE: 1.500 INCHES IN
•
FACE TO FACE DISTANCE: 6.500 INCHES IN
•
MATERIAL: STEEL COMP 316 BODY
TECHNICAL CHARACTERISTICS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
VALVE SIZE1.500 INCHES IN
FACE TO FACE DISTANCE6.500 INCHES IN
PART NAME ASSIGNED BY CONTROLLING AGENCYSTAINLESS STEEL CHECK VALVE
MATERIALSTEEL COMP 316 BODY
MATERIALSTEEL COMP 316 SEAT
MATERIALPLASTIC TETRAFLUOROETHYLENE FLOW CONTROL DEVICE
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 1.5S1RG10-TFE?
1.5S1RG10-TFE is a VALVE,CHECK.
What is the NSN for 1.5S1RG10-TFE?
1.5S1RG10-TFE is cataloged in the U.S. Government catalog under NSN 4820-01-658-5173. 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.