Bracket, Vehicular Components2590-01-646-3338

NSN 2590-01-646-3338 · NIIN 016463338 · Part number 12491983

U S Army Tank Automotive Command Amsta-Im-Mm · FSC 2590 — Miscellaneous Vehicular Components · FSG 25 — Vehicular Equipment Components · CAGE 19207

Government record, cited

NSN 2590-01-646-3338 — this item is cataloged by the U.S. Government under National Stock Number 2590-01-646-3338. Manufacturer of record part number: 12491983.

Also searched as 2590-01-646-3338 · 2590016463338 · NIIN 016463338 · 01-646-3338 · FSC 2590 Miscellaneous Vehicular Components · CAGE 19207 · 12491983

Nearby stock numbers ← 2590-01-646-3012 Channel, Structural · 2590-01-646-3351 Bracket, Vehicular Components →

Features

Bracket,vehicular Components — FSC 2590
Mounting Hole Quantity: 4
Overall Thickness: 0.1196 INCHES NOMINAL IN
Slot Quantity: 6
Material Document and Classification: ASTM A1011/A1011M ASSN STD ALL MATERIAL RESPONSES
Mounting Hole Diameter: 0.5 MILLIMETERS NOMINAL ALL HOLES MM
Vehicle Identification Designator: M1157A1P2,10TON
Vehicle Design Control Activity: 19207

Identification

NSN: 2590-01-646-3338
NIIN: 016463338
FSC: 2590 — Miscellaneous Vehicular Components
FSG: 25 — Vehicular Equipment Components
Primary part number: 12491983
Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm

General Description

The Bracket,vehicular Components, cataloged under National Stock Number 2590-01-646-3338, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2590-01-646-3338
Primary Part Number	12491983
Item Name	Bracket,vehicular Components
FSC / FSG	2590 / 25 — Miscellaneous Vehicular Components
Manufacturer	U S Army Tank Automotive Command Amsta-Im-Mm
Status	ACTIVE
Mounting Hole Quantity	4
Overall Thickness	0.1196 INCHES NOMINAL IN
Slot Quantity	6
Material Document and Classification	ASTM A1011/A1011M ASSN STD ALL MATERIAL RESPONSES
Mounting Hole Diameter	0.5 MILLIMETERS NOMINAL ALL HOLES MM
Vehicle Identification Designator	M1157A1P2,10TON
Vehicle Design Control Activity	19207
Material	STEEL
Slot Width	0.5 MILLIMETERS NOMINAL ALL HOLES MM
Slot Length	20.0 MILLIMETERS NOMINAL ALL HOLES MM
Mounting Hole Type	THRU HOLE ALL HOLES

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
12491983 PRIMARY	U S Army Tank Automotive Command Amsta-Im-Mm (USA)
12491983	Oshkosh Defense Llc (USA)

No interchangeability data on file.

Other items in FSC 2590 — Miscellaneous Vehicular Components

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

2590-00-006-7503

2590-00-006-7503 · Item name not on file

2590-00-007-2356

2590-00-007-2356 · Item name not on file

2590-01-151-9629

HYDROVAC

2590-01-445-9216

VALVE,AIR CONTROL

2590-01-468-7350

WINCH,DRUM,VEHICLE MOUNTING

2590-01-600-0314

VEHICULAR AMMO POUC

2590-01-600-0319

VEHICULAR AMMO POUCH

2590-01-608-6611

BRACKET,VEHICULAR COMPONENTS

Frequently Asked Questions

What is NSN 2590-01-646-3338?

NSN 2590-01-646-3338 is a Bracket,vehicular Components, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.

What part numbers are listed for NSN 2590-01-646-3338?

NSN 2590-01-646-3338 has 2 manufacturer part numbers on file: 12491983 (U S Army Tank Automotive Command Amsta-Im-Mm), 12491983 (Oshkosh Defense Llc).

What are the specifications of 12491983?

Key specifications for 12491983: Mounting Hole Quantity: 4; Overall Height: 44.0 MILLIMETERS NOMINAL MM; Overall Thickness: 0.1196 INCHES NOMINAL IN; Slot Quantity: 6. 11 specifications are documented in the U.S. Government catalog.

Is NSN 2590-01-646-3338 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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