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751776-1-2 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

751776-1-2: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include special_features: SEAT HEAD IS SQUARE MEASURING 1.580 IN. IN, style_designator: PLAIN FLANGED, under_flange_height: 1.480 INCHES MINIMUM AND 1.490 INCHES MAXIMUM IN, fsc_application_data: VALVE 1660011437832, body_outside_diameter: 1.080 INCHES MINIMUM AND 1.081 INCHES MAXIMUM IN, end_item_identification: B-1B AIRCRAFT.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-229-7586, 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
751776-1-2
NSN: 4820-01-229-7586
FSC: 4820 — Valves, Nonpowered
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
special_featuresSEAT HEAD IS SQUARE MEASURING 1.580 IN. IN
style_designatorPLAIN FLANGED
under_flange_height1.480 INCHES MINIMUM AND 1.490 INCHES MAXIMUM IN
fsc_application_dataVALVE 1660011437832
body_outside_diameter1.080 INCHES MINIMUM AND 1.081 INCHES MAXIMUM IN
end_item_identificationB-1B AIRCRAFT
body_stepped_inside_diameter0.522 INCHES MINIMUM AND 0.527 INCHES MAXIMUM SECOND STEP IN
flange_seat_to_disk_end_height0.120 INCHES NOMINAL IN
NSN4820-01-229-7586
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 751776-1-2 · 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 SEAT TO DISK END HEIGHT: 0.120 INCHES NOMINAL IN
•
FSC APPLICATION DATA: VALVE 1660011437832
•
BODY OUTSIDE DIAMETER: 1.080 INCHES MINIMUM AND 1.081 INCHES MAXIMUM IN
•
BODY STEPPED INSIDE DIAMETER: 0.424 INCHES MINIMUM AND 0.426 INCHES MAXIMUM FIRST STEP IN
•
STYLE DESIGNATOR: PLAIN FLANGED
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.120 INCHES NOMINAL IN
FSC APPLICATION DATAVALVE 1660011437832
BODY OUTSIDE DIAMETER1.080 INCHES MINIMUM AND 1.081 INCHES MAXIMUM IN
BODY STEPPED INSIDE DIAMETER0.424 INCHES MINIMUM AND 0.426 INCHES MAXIMUM FIRST STEP IN
BODY STEPPED INSIDE DIAMETER0.522 INCHES MINIMUM AND 0.527 INCHES MAXIMUM SECOND STEP IN
BODY STEPPED INSIDE DIAMETER0.684 INCHES MINIMUM AND 0.685 INCHES MAXIMUM THIRD STEP IN
STYLE DESIGNATORPLAIN FLANGED
SPECIAL FEATURESSEAT HEAD IS SQUARE MEASURING 1.580 IN. IN
UNDER FLANGE HEIGHT1.480 INCHES MINIMUM AND 1.490 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONB-1B AIRCRAFT
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 751776-1-2?
751776-1-2 is a SEAT,VALVE.
What is the NSN for 751776-1-2?
751776-1-2 is cataloged in the U.S. Government catalog under NSN 4820-01-229-7586. This indicates validated use in U.S. government and defense supply chains.
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