Shaft Assembly2990-00-812-0876

NSN 2990-00-812-0876 · NIIN 008120876 · Part number 5121458

Rolls-Royce Solutions America Inc · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 72582

Government record, cited

NSN 2990-00-812-0876 — this item is cataloged by the U.S. Government under National Stock Number 2990-00-812-0876. Manufacturer of record part number: 5121458.

Also searched as 2990-00-812-0876 · 2990008120876 · NIIN 008120876 · 00-812-0876 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 72582 · 5121458

Nearby stock numbers ← 2990-00-812-0835 · 2990-00-812-1082 Governor, Gasoline Engine →

Features

Shaft Assembly — FSC 2990
General Characteristics Item Description: CONSISTS OF SHAFT 1;BEARING,BALL 1;BRACKET 1;PIN STRAIGHT 1;BOLT 1;NUT 1
1 manufacturer part number on file
Manufacturer of record: Rolls-Royce Solutions America Inc

Identification

NSN: 2990-00-812-0876
NIIN: 008120876
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: 5121458
Manufacturer: Rolls-Royce Solutions America Inc

General Description

The Shaft Assembly, cataloged under National Stock Number 2990-00-812-0876, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Rolls-Royce Solutions America Inc. 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	2990-00-812-0876
Primary Part Number	5121458
Item Name	Shaft Assembly
FSC / FSG	2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
Manufacturer	Rolls-Royce Solutions America Inc
Status	ACTIVE
General Characteristics Item Description	CONSISTS OF SHAFT 1;BEARING,BALL 1;BRACKET 1;PIN STRAIGHT 1;BOLT 1;NUT 1

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
5121458 PRIMARY	Rolls-Royce Solutions America Inc (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.

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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 2990-00-812-0876?

NSN 2990-00-812-0876 is a Shaft Assembly, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-00-812-0876?

NSN 2990-00-812-0876 has 1 manufacturer part number on file: 5121458 (Rolls-Royce Solutions America Inc).

What are the specifications of 5121458?

Key specifications for 5121458: General Characteristics Item Description: CONSISTS OF SHAFT 1;BEARING,BALL 1;BRACKET 1;PIN STRAIGHT 1;BOLT 1;NUT 1. 1 specification is documented in the U.S. Government catalog.

Is NSN 2990-00-812-0876 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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