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176-258-1 — DIAPHRAGM,VALVE,FLAT

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

176-258-1: DIAPHRAGM,VALVE,FLAT.

The DIAPHRAGM,VALVE,FLAT is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR, hole_diameter: 0.250 INCHES NOMINAL IN, overall_width: 2.278 INCHES NOMINAL IN, overall_length: 2.278 INCHES NOMINAL IN, special_features: INCLUDES RETAINER, style_designator: FLAT. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-035-9631, 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
176-258-1
NSN: 4810-01-035-9631
FSC: 4810 — Valves, Powered
CAGE: 04845 — AUTOMATIC SWITCH COMPANY DBA ASCO (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
hole_diameter0.250 INCHES NOMINAL IN
overall_width2.278 INCHES NOMINAL IN
overall_length2.278 INCHES NOMINAL IN
special_featuresINCLUDES RETAINER
style_designatorFLAT
bolt_hole_quantity4
material_thickness0.025 INCHES NOMINAL IN
center_hole_diameter0.275 INCHES NOMINAL IN
outside_corner_radius0.125 INCHES NOMINAL IN
end_item_identificationAUTOMATIC SWITCH CO.,1/2 IN. SOLENOID VALVE,MODEL 8211C7 IN
center_to_center_distance_between_bolt_holes_along_width1.750 INCHES NOMINAL IN
NSN4810-01-035-9631
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 176-258-1 · 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
•
STYLE DESIGNATOR: FLAT
•
MATERIAL THICKNESS: 0.025 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 4
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: 1.750 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH: 1.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORFLAT
OVERALL LENGTH2.278 INCHES NOMINAL IN
OVERALL WIDTH2.278 INCHES NOMINAL IN
MATERIAL THICKNESS0.025 INCHES NOMINAL IN
BOLT HOLE QUANTITY4
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH1.750 INCHES NOMINAL IN
SPECIAL FEATURESINCLUDES RETAINER
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH1.750 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.275 INCHES NOMINAL IN
END ITEM IDENTIFICATIONAUTOMATIC SWITCH CO.,1/2 IN. SOLENOID VALVE,MODEL 8211C7 IN
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
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 176-258-1?
176-258-1 is a DIAPHRAGM,VALVE,FLAT.
What is the NSN for 176-258-1?
176-258-1 is cataloged in the U.S. Government catalog under NSN 4810-01-035-9631. This indicates validated use in U.S. government and defense supply chains.
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