PartsTable TECHNICAL DATA SHEET

NSN 2990-01-149-3241Government record, cited

Clamp Assembly, Muff2990-01-149-3241

NSN 2990-01-149-3241 · NIIN 011493241 · Part number K-500-CH-0367

Kovatch Corp. · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 59556

Government record, cited

NSN 2990-01-149-3241 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-149-3241. Manufacturer of record part number: K-500-CH-0367.

Also searched as 2990-01-149-3241 · 2990011493241 · NIIN 011493241 · 01-149-3241 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 59556 · K-500-CH-0367 · 48RU21193A · 48RU 21193

Nearby stock numbers ← 2990-01-149-2867 Crank, Starter · 2990-01-149-3420 Base →

Features

Clamp Assembly,muff — FSC 2990
1 manufacturer part number on file
Manufacturer of record: Kovatch Corp.

Identification

NSN: 2990-01-149-3241
NIIN: 011493241
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: K-500-CH-0367
Manufacturer: Kovatch Corp.

General Description

The Clamp Assembly,muff, cataloged under National Stock Number 2990-01-149-3241, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Kovatch Corp.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Clamp Assembly,muff
FSC / FSG	2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29)
Manufacturers	Kovatch Corp. (CAGE 59556)

Technical Specifications

Parameter	Value
NSN	2990-01-149-3241
Primary Part Number	K-500-CH-0367
Item Name	Clamp Assembly,muff
FSC / FSG	2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
Manufacturer	Kovatch Corp.
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
K-500-CH-0367 PRIMARY	Kovatch Corp. (USA)

Reference documents

Reference	Meaning
48RU21193A	3/2 Design control — primary reference U.S. Government activity
48RU 21193	5/9 Secondary reference U.S. Government activity

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.

2990-00-096-8607

CONTROL ASSEMBLY,PUSH-PULL

2990-00-390-3445

CRANK,HAND,VEHICULAR

2990-00-459-7255

MUFFLER,EXHAUST

2990-00-459-7255

MUFFLER,EXHAUST

2990-00-536-2962

BLOCK,ADJUSTING SCREW

2990-00-903-8226

MUFFLER,EXHAUST

2990-01-151-5443

CONNECTOR,EXHAUST PIPE

2990-01-151-5443

CONNECTOR,EXHAUST PIPE

Frequently Asked Questions

What is NSN 2990-01-149-3241?

NSN 2990-01-149-3241 is a Clamp Assembly,muff, manufactured by Kovatch Corp., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-149-3241?

NSN 2990-01-149-3241 has 1 manufacturer part number on file: K-500-CH-0367 (Kovatch Corp.).

Is NSN 2990-01-149-3241 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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