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8356291 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

8356291: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include overall_height: 0.250 INCHES NOMINAL IN, hardness_rating: 15.0 ROCKWELL SUPERFICIAL 15-N NOMINAL BODY, style_designator: PLAIN, body_inside_diameter: 0.607 INCHES MINIMUM AND 0.617 INCHES MAXIMUM IN, body_outside_diameter: 0.877 INCHES MINIMUM AND 0.878 INCHES MAXIMUM IN, seating_surface_shape: FLAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-840-4664, 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
8356291
NSN: 4820-00-840-4664
FSC: 4820 — Valves, Nonpowered
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1111 OR STEEL COMP 1112 OR STEEL COMP 1113 OR STEEL COMP 1114 OR STEEL COMP 1115 OR STEEL COMP 1116 OR STEEL COMP 1117 OVERALL
overall_height0.250 INCHES NOMINAL IN
hardness_rating15.0 ROCKWELL SUPERFICIAL 15-N NOMINAL BODY
style_designatorPLAIN
body_inside_diameter0.607 INCHES MINIMUM AND 0.617 INCHES MAXIMUM IN
body_outside_diameter0.877 INCHES MINIMUM AND 0.878 INCHES MAXIMUM IN
seating_surface_shapeFLAT
material_document_and_classificationQQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN4820-00-840-4664
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8356291 · 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
•
BODY OUTSIDE DIAMETER: 0.877 INCHES MINIMUM AND 0.878 INCHES MAXIMUM IN
•
HARDNESS RATING: 15.0 ROCKWELL SUPERFICIAL 15-N NOMINAL BODY
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 0.607 INCHES MINIMUM AND 0.617 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 1111 OR STEEL COMP 1112 OR STEEL COMP 1113 OR STEEL COMP 1114 OR STEEL COMP 1115 OR STEEL COMP 1116 OR STEEL COMP 1117 OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.250 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.877 INCHES MINIMUM AND 0.878 INCHES MAXIMUM IN
HARDNESS RATING15.0 ROCKWELL SUPERFICIAL 15-N NOMINAL BODY
HARDNESS RATING15.0 ROCKWELL SUPERFICIAL 15-N NOMINAL FACE
STYLE DESIGNATORPLAIN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
BODY INSIDE DIAMETER0.607 INCHES MINIMUM AND 0.617 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1111 OR STEEL COMP 1112 OR STEEL COMP 1113 OR STEEL COMP 1114 OR STEEL COMP 1115 OR STEEL COMP 1116 OR STEEL COMP 1117 OVERALL
SEATING SURFACE SHAPEFLAT
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 8356291?
8356291 is a SEAT,VALVE.
What is the NSN for 8356291?
8356291 is cataloged in the U.S. Government catalog under NSN 4820-00-840-4664. This indicates validated use in U.S. government and defense supply chains.
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