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1273-1-2IN — VALVE,GATE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1273-1-2IN: VALVE,GATE.

The VALVE,GATE is a the manufacturer industrial component. Key specifications include stem_type: NONRISING, valve_size: 0.500 INCHES IN, bonnet_type: INSIDE SCREW, connection_type: BRAZING, TUBE, features_provided: BONNET PACKING, valve_operation_method: MANUAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-153-1393, 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
1273-1-2IN
NSN: 4820-01-153-1393
FSC: 4820 — Valves, Nonpowered
CAGE: 75144 — JENKINS BROS (USA)
SPECIFICATIONS
stem_typeNONRISING
valve_size0.500 INCHES IN
bonnet_typeINSIDE SCREW
connection_typeBRAZING, TUBE
features_providedBONNET PACKING
valve_operation_methodMANUAL
bonnet_attachment_methodTHREADED
inlet_relationship_with_outletIDENTICAL
nominal_outside_diameter_tube_accommodated0.313 INCHES IN
NSN4820-01-153-1393
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1273-1-2IN · 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
•
INLET RELATIONSHIP WITH OUTLET: IDENTICAL
•
STEM TYPE: NONRISING
•
CONNECTION TYPE: BRAZING, TUBE
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.313 INCHES IN
•
VALVE SIZE: 0.500 INCHES IN
•
FEATURES PROVIDED: BONNET PACKING
•
BONNET TYPE: INSIDE SCREW
•
BONNET ATTACHMENT METHOD: THREADED
TECHNICAL CHARACTERISTICS
INLET RELATIONSHIP WITH OUTLETIDENTICAL
STEM TYPENONRISING
CONNECTION TYPEBRAZING, TUBE
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.313 INCHES IN
VALVE SIZE0.500 INCHES IN
FEATURES PROVIDEDBONNET PACKING
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODTHREADED
VALVE OPERATION METHODMANUAL
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 2
PF-7866Reference document
Same NSN cross-reference
Reference document — Secondary reference
7105-SBSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1273-1-2IN?
1273-1-2IN is a VALVE,GATE.
What parts can replace 1273-1-2IN?
There are 2 known substitutes for 1273-1-2IN: PF-7866, 7105-SB. Substitute compatibility should be verified for your specific system.
What is the NSN for 1273-1-2IN?
1273-1-2IN is cataloged in the U.S. Government catalog under NSN 4820-01-153-1393. 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.