2642-742 — SEAT,VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

2642-742: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include shape: SQUARE, window: NOT INCLUDED, overall_width: 18.120 INCHES NOMINAL IN, overall_length: 18.250 INCHES NOMINAL IN, end_item_identification: CONTAINERS,GROUP TWO, part_name_assigned_by_controlling_agency: CONTAINER ASSEMBLY (EXPENDABLE). This part is cataloged in the U.S.

Government catalog under NSN 4820-01-499-9822, 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

2642-742

NSN: 4820-01-499-9822
NIINs: 014999822, 015899289, 017296531
FSC: 4820 — Valves, Nonpowered
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)

SPECIFICATIONS

shape	SQUARE
window	NOT INCLUDED
overall_width	18.120 INCHES NOMINAL IN
overall_length	18.250 INCHES NOMINAL IN
end_item_identification	CONTAINERS,GROUP TWO
part_name_assigned_by_controlling_agency	CONTAINER ASSEMBLY (EXPENDABLE)
NSN	4820-01-499-9822

COMPONENT DIAGRAM

KEY FEATURES

•

FLANGE SHAPE: ROUND WITH HOLES ALL ENDS

•

FLANGE FACE DESIGN: PLAIN ALL ENDS

•

BOLT CIRCLE NOMINAL DIAMETER: 3.1250 INCHES ALL ENDS IN

•

CONNECTION TYPE: FLANGE ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS

•

OPERATING PRESSURE: 650.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

VALVE SIZE: 1.0000 INCHES IN

•

NOMINAL OUTSIDE DIAMETER: 0.6875 INCHES ALL ENDS IN

TECHNICAL CHARACTERISTICS

FLANGE SHAPE	ROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGN	PLAIN ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER	3.1250 INCHES ALL ENDS IN
CONNECTION TYPE	FLANGE ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU FLANGED ENDS
OPERATING PRESSURE	650.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE SIZE	1.0000 INCHES IN
NOMINAL OUTSIDE DIAMETER	0.6875 INCHES ALL ENDS IN
BOLT HOLE QUANTITY	4 ALL ENDS
FACE TO FACE DISTANCE	8.1875 INCHES IN

SUBSTITUTES & CROSS-REFERENCES 3

845-4558730 ASSY RAReference document

Same NSN cross-reference

Reference document — Secondary reference

2642-742-01 ASSY RASame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

4558730Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — mutilation + specific procedure

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FREQUENTLY ASKED QUESTIONS

What is 2642-742?

2642-742 is a SEAT,VALVE.

What parts can replace 2642-742?

There are 3 known substitutes for 2642-742: 845-4558730 ASSY RA, 2642-742-01 ASSY RA, 4558730. Substitute compatibility should be verified for your specific system.

What is the NSN for 2642-742?

2642-742 is cataloged in the U.S. Government catalog under NSN 4820-01-499-9822. This indicates validated use in U.S. government and defense supply chains.

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