1660F 4IN — VALVE,VENT

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

1660F 4IN: VALVE,VENT.

The VALVE,VENT is a the manufacturer industrial component. Key specifications include material: STEEL BODY, valve_size: 4.000 INCHES IN, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, special_features: W/PROTECTING SCREEN, style_designator: STRAIGHT THRU FLANGED ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-413-2541, 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

1660F 4IN

NSN: 4820-01-413-2541
FSC: 4820 — Valves, Nonpowered
CAGE: 79128 — ROBERT H WAGER CO INC (USA)

SPECIFICATIONS

material	STEEL BODY
valve_size	4.000 INCHES IN
flange_shape	ROUND WITH HOLES ALL ENDS
connection_type	FLANGE ALL ENDS
special_features	W/PROTECTING SCREEN
style_designator	STRAIGHT THRU FLANGED ENDS
nominal_thickness	0.938 INCHES ALL ENDS IN
bolt_hole_quantity	8 ALL ENDS
flange_face_design	PLAIN ALL ENDS
face_to_face_distance	11.500 INCHES IN
end_item_identification	USNS HENRY J.KAISER
media_for_which_designed	AIR SINGLE RESPONSE
NSN	4820-01-413-2541

COMPONENT DIAGRAM

KEY FEATURES

•

FLANGE SHAPE: ROUND WITH HOLES ALL ENDS

•

FLANGE FACE DESIGN: PLAIN ALL ENDS

•

BOLT CIRCLE NOMINAL DIAMETER: 7.500 INCHES ALL ENDS IN

•

CONNECTION TYPE: FLANGE ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS

•

BOLT HOLE NOMINAL DIAMETER: 0.750 INCHES ALL ENDS IN

•

VALVE SIZE: 4.000 INCHES IN

•

NOMINAL OUTSIDE DIAMETER: 9.000 INCHES ALL ENDS IN

TECHNICAL CHARACTERISTICS

FLANGE SHAPE	ROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGN	PLAIN ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER	7.500 INCHES ALL ENDS IN
CONNECTION TYPE	FLANGE ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU FLANGED ENDS
BOLT HOLE NOMINAL DIAMETER	0.750 INCHES ALL ENDS IN
VALVE SIZE	4.000 INCHES IN
NOMINAL OUTSIDE DIAMETER	9.000 INCHES ALL ENDS IN
BOLT HOLE QUANTITY	8 ALL ENDS
SPECIAL FEATURES	W/PROTECTING SCREEN

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 1

1660F 4IN STLReference document

Same NSN cross-reference

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

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 1660F 4IN?

1660F 4IN is a VALVE,VENT.

What parts can replace 1660F 4IN?

There is 1 known substitute for 1660F 4IN: 1660F 4IN STL. Substitute compatibility should be verified for your specific system.

What is the NSN for 1660F 4IN?

1660F 4IN is cataloged in the U.S. Government catalog under NSN 4820-01-413-2541. This indicates validated use in U.S. government and defense supply chains.

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