HL18122PC90 — SEAT,VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

HL18122PC90: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, flange_diameter: 3.500 INCHES MINIMUM AND 7.000 INCHES MAXIMUM IN, special_features: OBLONG SHAPED FOR USE IN A REED VALVE, under_flange_height: 0.308 INCHES NOMINAL IN, body_outside_diameter: 3.000 INCHES MINIMUM AND 6.500 INCHES MAXIMUM IN, seating_surface_shape: FLAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-134-7814, 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

HL18122PC90

NSN: 4820-01-134-7814
FSC: 4820 — Valves, Nonpowered
CAGE: 93236 — DRESSER-RAND CO WORTHINGTON COMPRESSOR OPN A JOINT VENTURE (USA)

SPECIFICATIONS

material	COPPER ALLOY OVERALL
flange_diameter	3.500 INCHES MINIMUM AND 7.000 INCHES MAXIMUM IN
special_features	OBLONG SHAPED FOR USE IN A REED VALVE
under_flange_height	0.308 INCHES NOMINAL IN
body_outside_diameter	3.000 INCHES MINIMUM AND 6.500 INCHES MAXIMUM IN
seating_surface_shape	FLAT
end_item_identification	WORTHINGTON COMPRESSOR MODEL 7/7/5-3/4X5-7CYL
flange_seat_to_disk_end_height	0.260 INCHES NOMINAL IN
NSN	4820-01-134-7814

COMPONENT DIAGRAM

KEY FEATURES

•

FLANGE SEAT TO DISK END HEIGHT: 0.260 INCHES NOMINAL IN

•

FLANGE DIAMETER: 3.500 INCHES MINIMUM AND 7.000 INCHES MAXIMUM IN

•

BODY OUTSIDE DIAMETER: 3.000 INCHES MINIMUM AND 6.500 INCHES MAXIMUM IN

•

UNDER FLANGE HEIGHT: 0.308 INCHES NOMINAL IN

•

MATERIAL: COPPER ALLOY OVERALL

•

SEATING SURFACE SHAPE: FLAT

TECHNICAL CHARACTERISTICS

FLANGE SEAT TO DISK END HEIGHT	0.260 INCHES NOMINAL IN
FLANGE DIAMETER	3.500 INCHES MINIMUM AND 7.000 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER	3.000 INCHES MINIMUM AND 6.500 INCHES MAXIMUM IN
SPECIAL FEATURES	OBLONG SHAPED FOR USE IN A REED VALVE
UNDER FLANGE HEIGHT	0.308 INCHES NOMINAL IN
END ITEM IDENTIFICATION	WORTHINGTON COMPRESSOR MODEL 7/7/5-3/4X5-7CYL
MATERIAL	COPPER ALLOY OVERALL
SEATING SURFACE SHAPE	FLAT

SUBSTITUTES & CROSS-REFERENCES 3

HL-18112PC90Reference document

Same NSN cross-reference

Reference document — Secondary reference

HL-18112Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

1927NReference document

Same NSN cross-reference

Reference document — Design control — primary reference

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 HL18122PC90?

HL18122PC90 is a SEAT,VALVE.

What parts can replace HL18122PC90?

There are 3 known substitutes for HL18122PC90: HL-18112PC90, HL-18112, 1927N. Substitute compatibility should be verified for your specific system.

What is the NSN for HL18122PC90?

HL18122PC90 is cataloged in the U.S. Government catalog under NSN 4820-01-134-7814. This indicates validated use in U.S. government and defense supply chains.

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