Bracket Assembly, Muffler2990-01-210-4650

NSN 2990-01-210-4650 · NIIN 012104650 · Part number 12302949-1

U S Army Tank Automotive Command Amsta-Im-Mm · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 19207

Government record, cited

NSN 2990-01-210-4650 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-210-4650. Manufacturer of record part number: 12302949-1.

Also searched as 2990-01-210-4650 · 2990012104650 · NIIN 012104650 · 01-210-4650 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 19207 · 12302949-1

Nearby stock numbers ← 2990-01-210-4649 Hanger, Engine Exhaust System · 2990-01-210-5813 →

Features

Bracket Assembly,muffler — FSC 2990
General Characteristics Item Description: ASSEMBLY CONSISTING OF THE FOLLOWING PARTS AND DIM. SUPPORTED BY FSCM 19207,P/N 12302949; 1 EA BRACKET ASSEMBLY,FSCM 19207,P/N 12256631; 1 EABRACKET ASSEMBLY,FSCM 19207,P/N 12256630; 1 EA BRACKET,FSCM 19207,P/N 12302945; 1 EA PLATE,FSCM 19207,P/N 12256651-1; OVERALL DIM. ARE,54.970 INS LONG AND 15.260 INS WIDE FROM STRAIGHT POINT OF ANGLE TO END OF BRACKET
1 manufacturer part number on file
Manufacturer of record: U S Army Tank Automotive Command Amsta-Im-Mm

Identification

NSN: 2990-01-210-4650
NIIN: 012104650
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: 12302949-1
Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm

General Description

The Bracket Assembly,muffler, cataloged under National Stock Number 2990-01-210-4650, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2990-01-210-4650
Primary Part Number	12302949-1
Item Name	Bracket Assembly,muffler
FSC / FSG	2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
Manufacturer	U S Army Tank Automotive Command Amsta-Im-Mm
Status	ACTIVE
General Characteristics Item Description	ASSEMBLY CONSISTING OF THE FOLLOWING PARTS AND DIM. SUPPORTED BY FSCM 19207,P/N 12302949; 1 EA BRACKET ASSEMBLY,FSCM 19207,P/N 12256631; 1 EABRACKET ASSEMBLY,FSCM 19207,P/N 12256630; 1 EA BRACKET,FSCM 19207,P/N 12302945; 1 EA PLATE,FSCM 19207,P/N 12256651-1; OVERALL DIM. ARE,54.970 INS LONG AND 15.260 INS WIDE FROM STRAIGHT POINT OF ANGLE TO END OF BRACKET

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
12302949-1 PRIMARY	U S Army Tank Automotive Command Amsta-Im-Mm (USA)

No interchangeability data on file.

Other items in FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

2990-00-001-0001

BLOWER ASSEMBLY

2990-00-001-1248

2990-00-001-1248 · Item name not on file

2990-00-001-1250

2990-00-001-1250 · Item name not on file

2990-00-001-2055

2990-00-001-2055 · Item name not on file

2990-00-001-3498

2990-00-001-3498 · Item name not on file

2990-00-001-3520

2990-00-001-3520 · Item name not on file

2990-00-001-3521

2990-00-001-3521 · Item name not on file

2990-00-001-3522

CAP ASSEMBLY,MUFFLE

Frequently Asked Questions

What is NSN 2990-01-210-4650?

NSN 2990-01-210-4650 is a Bracket Assembly,muffler, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-210-4650?

NSN 2990-01-210-4650 has 1 manufacturer part number on file: 12302949-1 (U S Army Tank Automotive Command Amsta-Im-Mm).

What are the specifications of 12302949-1?

Key specifications for 12302949-1: General Characteristics Item Description: ASSEMBLY CONSISTING OF THE FOLLOWING PARTS AND DIM. SUPPORTED BY FSCM 19207,P/N 12302949; 1 EA BRACKET ASSEMBLY,FSCM 19207,P/N 12256631; 1 EABRACKET ASSEMBLY,FSCM 19207,P/N 12256630; 1 EA BRACKET,FSCM 19207,P/N 12302945; 1 EA PLATE,FSCM 19207,P/N 12256651-1; OVERALL DIM. ARE,54.970 INS LONG AND 15.260 INS WIDE FROM STRAIGHT POINT OF ANGLE TO END OF BRACKET. 1 specification is documented in the U.S. Government catalog.

Is NSN 2990-01-210-4650 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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