AC990 — MUFFLER,EXHAUST

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

AC990: MUFFLER,EXHAUST.

The MUFFLER,EXHAUST is a the manufacturer industrial component. Key specifications include connection_style: GROOVED ALL ENDS, operating_pressure: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, part_name_assigned_by_controlling_agency: BRASS 2ND STAGE QUICK DISCONNECT. This part is cataloged in the U.S.

Government catalog under NSN 2990-00-125-9003, 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

AC990

NSN: 2990-00-125-9003
NIINs: 001259003, 017012223
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
CAGE: 24123 — GAST MFG CORP (USA)

SPECIFICATIONS

connection_style	GROOVED ALL ENDS
operating_pressure	200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
part_name_assigned_by_controlling_agency	BRASS 2ND STAGE QUICK DISCONNECT
NSN	2990-00-125-9003

COMPONENT DIAGRAM

KEY FEATURES

•

OPERATING POSITION: UNIVERSAL

•

INLET LOCATION: CENTERED ON END OF BODY

•

COOLANT TYPE: AIR

•

DESIGN TYPE: DRY

•

OVERALL DIAMETER: 2.719 INCHES NOMINAL IN

•

INLET THREAD LOCATION: EXTERNAL SINGLE INLET

•

INLET PROJECTION LENGTH: 1.782 INCHES NOMINAL SINGLE INLET IN

TECHNICAL CHARACTERISTICS

OPERATING POSITION	UNIVERSAL
INLET LOCATION	CENTERED ON END OF BODY
COOLANT TYPE	AIR
DESIGN TYPE	DRY
OVERALL DIAMETER	2.719 INCHES NOMINAL IN
INLET THREAD LOCATION	EXTERNAL SINGLE INLET
INLET PROJECTION LENGTH	1.782 INCHES NOMINAL SINGLE INLET IN
OVERALL LENGTH	2.938 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND SINGLE INLET
INLET THREAD SIZE	1/2-14 SINGLE INLET

SUBSTITUTES & CROSS-REFERENCES 2

2GM2Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

448290/1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is AC990?

AC990 is a MUFFLER,EXHAUST.

What parts can replace AC990?

There are 2 known substitutes for AC990: 2GM2, 448290/1. Substitute compatibility should be verified for your specific system.

What is the NSN for AC990?

AC990 is cataloged in the U.S. Government catalog under NSN 2990-00-125-9003. This indicates validated use in U.S. government and defense supply chains.

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AC990 — MUFFLER,EXHAUST

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