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534737 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

534737: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, flange_diameter: 2.209 INCHES NOMINAL IN, hardness_rating: 55.5 ROCKWELL C NOMINAL OVERALL, style_designator: PLAIN FLANGED, under_flange_height: 2.790 INCHES NOMINAL IN, body_inside_diameter: 1.8793 INCHES MINIMUM AND 1.8798 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-160-7162, 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
534737
NSN: 4820-01-160-7162
FSC: 4820 — Valves, Nonpowered
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
flange_diameter2.209 INCHES NOMINAL IN
hardness_rating55.5 ROCKWELL C NOMINAL OVERALL
special_featuresBOSS AT BODY END 1.733 IN. NOM DIA,BORE 1.570 IN. NOM TAPERED TO 0.109 - 0.141 IN. DIA; 4 SLOTS EQ SPACED AROUND BASE OF BODY 0.325 - 0.328 IN. L,0.123 - 0.128 IN. W IN
style_designatorPLAIN FLANGED
under_flange_height2.790 INCHES NOMINAL IN
body_inside_diameter1.8793 INCHES MINIMUM AND 1.8798 INCHES MAXIMUM IN
body_outside_diameter2.046 INCHES NOMINAL IN
seating_surface_shapeFLAT
end_item_identificationP&D VALVE 562971,TF33 ACFT ENG
seal_accommodation_typeGROOVED
flange_seat_to_disk_end_height3.148 INCHES NOMINAL IN
NSN4820-01-160-7162
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 534737 · 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: 3.148 INCHES NOMINAL IN
•
FLANGE DIAMETER: 2.209 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 2.046 INCHES NOMINAL IN
•
SEAL ACCOMMODATION TYPE: GROOVED
•
HARDNESS RATING: 55.5 ROCKWELL C NOMINAL OVERALL
•
STYLE DESIGNATOR: PLAIN FLANGED
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS5630 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 1.8793 INCHES MINIMUM AND 1.8798 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT3.148 INCHES NOMINAL IN
FLANGE DIAMETER2.209 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER2.046 INCHES NOMINAL IN
SEAL ACCOMMODATION TYPEGROOVED
HARDNESS RATING55.5 ROCKWELL C NOMINAL OVERALL
STYLE DESIGNATORPLAIN FLANGED
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5630 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
BODY INSIDE DIAMETER1.8793 INCHES MINIMUM AND 1.8798 INCHES MAXIMUM IN
SPECIAL FEATURESBOSS AT BODY END 1.733 IN. NOM DIA,BORE 1.570 IN. NOM TAPERED TO 0.109 - 0.141 IN. DIA; 4 SLOTS EQ SPACED AROUND BASE OF BODY 0.325 - 0.328 IN. L,0.123 - 0.128 IN. W IN
UNDER FLANGE HEIGHT2.790 INCHES NOMINAL IN
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 534737?
534737 is a SEAT,VALVE.
What is the NSN for 534737?
534737 is cataloged in the U.S. Government catalog under NSN 4820-01-160-7162. This indicates validated use in U.S. government and defense supply chains.
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