L639-3/4 — VALVE,GLOBE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

L639-3/4: VALVE,GLOBE.

The VALVE,GLOBE is a the manufacturer industrial component. Key specifications include material: STEEL BODY, valve_size: 1.593 INCHES IN, bonnet_type: INSIDE SCREW, flange_shape: ROUND ALL ENDS, connection_type: FLANGE ALL ENDS, style_designator: STRAIGHT THRU FLANGED ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-465-0134, 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

L639-3/4

NSN: 4820-01-465-0134
FSC: 4820 — Valves, Nonpowered
CAGE: 4V609 — BONNEY FORGE VALVE (USA)

SPECIFICATIONS

material	STEEL BODY
valve_size	1.593 INCHES IN
bonnet_type	INSIDE SCREW
flange_shape	ROUND ALL ENDS
connection_type	FLANGE ALL ENDS
style_designator	STRAIGHT THRU FLANGED ENDS
nominal_thickness	0.905 INCHES ALL ENDS IN
flange_face_design	RAISED STRAIGHT ALL ENDS
face_to_face_distance	7.520 INCHES IN
valve_operation_method	MANUAL
end_item_identification	STRTEGIC SEALIFT CONVERSION SHIPS CLASS
bonnet_attachment_method	BOLTED
NSN	4820-01-465-0134

COMPONENT DIAGRAM

KEY FEATURES

•

FLANGE SHAPE: ROUND ALL ENDS

•

FLANGE FACE DESIGN: RAISED STRAIGHT ALL ENDS

•

CONNECTION TYPE: FLANGE ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS

•

MATERIAL DOCUMENT AND CLASSIFICATION: A182-F11 ASSN STD SINGLE MATERIAL RESPONSE BODY

•

VALVE SIZE: 1.593 INCHES IN

•

BONNET TYPE: INSIDE SCREW

•

NOMINAL OUTSIDE DIAMETER: 4.605 INCHES ALL ENDS IN

TECHNICAL CHARACTERISTICS

FLANGE SHAPE	ROUND ALL ENDS
FLANGE FACE DESIGN	RAISED STRAIGHT ALL ENDS
CONNECTION TYPE	FLANGE ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU FLANGED ENDS
MATERIAL DOCUMENT AND CLASSIFICATION	A182-F11 ASSN STD SINGLE MATERIAL RESPONSE BODY
VALVE SIZE	1.593 INCHES IN
BONNET TYPE	INSIDE SCREW
NOMINAL OUTSIDE DIAMETER	4.605 INCHES ALL ENDS IN
BONNET ATTACHMENT METHOD	BOLTED
FACE TO FACE DISTANCE	7.520 INCHES 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 1

L6-39-AFReference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 L639-3/4?

L639-3/4 is a VALVE,GLOBE.

What parts can replace L639-3/4?

There is 1 known substitute for L639-3/4: L6-39-AF. Substitute compatibility should be verified for your specific system.

What is the NSN for L639-3/4?

L639-3/4 is cataloged in the U.S. Government catalog under NSN 4820-01-465-0134. This indicates validated use in U.S. government and defense supply chains.

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