157-052 — MUFFLER,EXHAUST

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

157-052: MUFFLER,EXHAUST.

The MUFFLER,EXHAUST is a the manufacturer industrial component. Key specifications include material: STEEL LOCATION NOT OTHERWISE SPECIFIED, body_shape: RECTANGULAR, design_type: DRY, coolant_type: AIR, overall_width: 3.500 INCHES NOMINAL IN, muffler_design: STRAIGHT THROUGH. This part is cataloged in the U.S.

Government catalog under NSN 2990-00-412-1939, 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

157-052

NSN: 2990-00-412-1939
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
CAGE: 1CU37 — POWER LAWNMOWER PARTS INC (USA)

SPECIFICATIONS

material	STEEL LOCATION NOT OTHERWISE SPECIFIED
body_shape	RECTANGULAR
design_type	DRY
coolant_type	AIR
overall_width	3.500 INCHES NOMINAL IN
muffler_design	STRAIGHT THROUGH
overall_height	1.500 INCHES NOMINAL IN
overall_length	4.000 INCHES NOMINAL IN
special_features	WIH COVER 2.250 IN. @LONG BY 1.875 IN. WIDE B 0.375 IN. HIGH,AND A FLANGE 2.250 IN. LONG BY 1.312 IN. WIDE WITH TWO 0.250 IN. HOLES IN
surface_treatment	ENAMEL
NSN	2990-00-412-1939

COMPONENT DIAGRAM

KEY FEATURES

•

COOLANT TYPE: AIR

•

DESIGN TYPE: DRY

•

MUFFLER DESIGN: STRAIGHT THROUGH

•

BODY SHAPE: RECTANGULAR

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	1.500 INCHES NOMINAL IN
COOLANT TYPE	AIR
DESIGN TYPE	DRY
OVERALL LENGTH	4.000 INCHES NOMINAL IN
OVERALL WIDTH	3.500 INCHES NOMINAL IN
MUFFLER DESIGN	STRAIGHT THROUGH
BODY SHAPE	RECTANGULAR
SPECIAL FEATURES	WIH COVER 2.250 IN. @LONG BY 1.875 IN. WIDE B 0.375 IN. HIGH,AND A FLANGE 2.250 IN. LONG BY 1.312 IN. WIDE WITH TWO 0.250 IN. HOLES IN
SURFACE TREATMENT	ENAMEL
MATERIAL	STEEL LOCATION NOT OTHERWISE SPECIFIED

SUBSTITUTES & CROSS-REFERENCES 2

494585Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

297274Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 157-052?

157-052 is a MUFFLER,EXHAUST.

What parts can replace 157-052?

There are 2 known substitutes for 157-052: 494585, 297274. Substitute compatibility should be verified for your specific system.

What is the NSN for 157-052?

157-052 is cataloged in the U.S. Government catalog under NSN 2990-00-412-1939. This indicates validated use in U.S. government and defense supply chains.

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