PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

102631Exhaust,protector

Haldex Brake Products Corporation · NSN 2990-01-397-3550 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-01-397-3550 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-397-3550. Primary manufacturer part number: 102631.
Features
  • Exhaust,protector — FSC 2990
  • 2 verified cross-references
  • Primary manufacturer: Haldex Brake Products Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Exhaust,protector, cataloged under National Stock Number 2990-01-397-3550, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Haldex Brake Products Corporation. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-397-3550
Primary Part Number102631
Item NameExhaust,protector
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerHaldex Brake Products Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4920-00-411-4671102631 INTERCHANGEABLE
Enclosure Assembly
Odetics Inc Precision Time Div
3825-00-464-9784102631 INTERCHANGEABLE
Cover,suction Hood
Allianz Sweeper Company
5935-00-482-0547J14M INTERCHANGEABLE
Adapter,connector
Trompeter Electronics, Inc.
5935-00-491-7128102631 INTERCHANGEABLE
Bracket,electrical Connector
L3harris Technologies, Inc Div Space & Airborne Systems
2915-00-869-7709102-631 INTERCHANGEABLE
Retainer and Bearin
Hamilton Sundstrand Corporation
5930-01-009-5687 INTERCHANGEABLE
Switch,reed
5962-01-024-097772-00499-107 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company
3020-01-034-8768102631 INTERCHANGEABLE
Gear and Bearing Assembly
Triumph Engine Control Systems Llc
2530-01-397-1000AE-97524 INTERCHANGEABLE
Piston,valve
Haldex Brake Products Corporation
2530-01-397-1171N4301 INTERCHANGEABLE
Valve,relay,air Pressure
Haldex Brake Products Corporation
Cross-Reference Index
Part NumberManufacturer
102631 PRIMARY Haldex Brake Products Corporation (USA)
N4301 Haldex Brake Products Corporation (USA)
Related Parts
4920-00-411-4671INTERCHANGEABLE
ENCLOSURE ASSEMBLY
102631
3825-00-464-9784INTERCHANGEABLE
COVER,SUCTION HOOD
102631
5935-00-482-0547INTERCHANGEABLE
ADAPTER,CONNECTOR
J14M
5935-00-491-7128INTERCHANGEABLE
BRACKET,ELECTRICAL CONNECTOR
102631
2915-00-869-7709INTERCHANGEABLE
RETAINER AND BEARIN
102-631
5930-01-009-5687INTERCHANGEABLE
SWITCH,REED
5962-01-024-0977INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
72-00499-107
3020-01-034-8768INTERCHANGEABLE
GEAR AND BEARING ASSEMBLY
102631
2530-01-397-1000INTERCHANGEABLE
PISTON,VALVE
AE-97524
2530-01-397-1171INTERCHANGEABLE
VALVE,RELAY,AIR PRESSURE
N4301

Frequently Asked Questions

What is NSN 2990-01-397-3550?

NSN 2990-01-397-3550 is a Exhaust,protector, manufactured by Haldex Brake Products Corporation, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-01-397-3550?

NSN 2990-01-397-3550 has 2 cross-referenced part numbers: 102631 (Haldex Brake Products Corporation), N4301 (Haldex Brake Products Corporation).

What NSN replaces 2990-01-397-3550?

There are 10 known substitutes for 2990-01-397-3550: 4920-00-411-4671, 3825-00-464-9784, 5935-00-482-0547 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 102631?

Key specifications for 102631: End Item Identification: 3895-01-384-5307. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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