D1994 — PARTS KIT,CHECK VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

D1994: PARTS KIT,CHECK VALVE.

The PARTS KIT,CHECK VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, power_rating: 600.0 WATTS NOMINAL, connection_type: UNTHREADED INTERNAL PIPE ALL ENDS, hardness_rating: 25.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM BODY, connection_style: SOCKET (PIPE) ALL ENDS, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-091-4684, 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

D1994

NSN: 4820-01-091-4684
NIINs: 010914684, 010916962, 010917996, 010918053, 010918054, 010918129, 010924294, 011037312, 011550328, 011912710, 011912711, 014541046
FSC: 4820 — Valves, Nonpowered
CAGE: 17062 — P J VALVES INC (USA)

SPECIFICATIONS

material	STEEL
power_rating	600.0 WATTS NOMINAL
connection_type	UNTHREADED INTERNAL PIPE ALL ENDS
hardness_rating	25.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM BODY
connection_style	SOCKET (PIPE) ALL ENDS
special_features	2-WAY COMBINER; 0.30 DB MAX LOSS; 20 DB MIN. ISOLATION; 0.20 DB MAX. AMPLITUDE BALANCE; 5 DEG MAX. PHASE BALANCE; 1.30:1 MAX. VSWR; N CONNECTORS; INTERNAL 250W TERMINATIONS W
style_designator	STRAIGHT THRU
mounting_position	HORIZONTAL
operating_pressure	275.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_method	WEIGHT
flow_control_device	DISK
body_inside_diameter	1.000 INCHES NOMINAL IN
NSN	4820-01-091-4684

COMPONENT DIAGRAM

KEY FEATURES

•

STYLE DESIGNATOR: PLAIN

•

BODY INSIDE DIAMETER: 1.000 INCHES NOMINAL IN

•

MATERIAL: STEEL CORROSION RESISTING OVERALL

•

SEATING SURFACE SHAPE: FLAT

TECHNICAL CHARACTERISTICS

STYLE DESIGNATOR	PLAIN
BODY INSIDE DIAMETER	1.000 INCHES NOMINAL IN
MATERIAL	STEEL CORROSION RESISTING OVERALL
SEATING SURFACE SHAPE	FLAT

SUBSTITUTES & CROSS-REFERENCES 2

A1909Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

D-1994 PIECE 13 1INReference 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)Demilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is D1994?

D1994 is a PARTS KIT,CHECK VALVE.

What parts can replace D1994?

There are 2 known substitutes for D1994: A1909, D-1994 PIECE 13 1IN. Substitute compatibility should be verified for your specific system.

What is the NSN for D1994?

D1994 is cataloged in the U.S. Government catalog under NSN 4820-01-091-4684. This indicates validated use in U.S. government and defense supply chains.

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