PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12638Connecting Link,rigid

Aerosonic Llc · NSN 3040-01-381-3295 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-381-3295 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-381-3295. Primary manufacturer part number: 12638.
Features
  • Connecting Link,rigid — FSC 3040
  • 1 verified cross-reference
  • Primary manufacturer: Aerosonic Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Connecting Link,rigid, cataloged under National Stock Number 3040-01-381-3295, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Aerosonic Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-381-3295
Primary Part Number12638
Item NameConnecting Link,rigid
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerAerosonic Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4540-00-080-9881 INTERCHANGEABLE
Bearing Assembly Kit
3020-01-107-4035 INTERCHANGEABLE
Plate,transmission
2520-01-356-919712638 INTERCHANGEABLE
Transfer Transmission Assembly
New Venture Gear Inc New Process Gear Div
4140-01-616-854412638 INTERCHANGEABLE
Impeller,fan,centrifugal
Sonic Air Systems, Inc.
2950-01-677-538612638 INTERCHANGEABLE
Turbo Supercharger,engine,non-Ai
Banks Technologies
Cross-Reference Index
Part NumberManufacturer
12638 PRIMARY Aerosonic Llc (USA)
Related Parts
4540-00-080-9881INTERCHANGEABLE
BEARING ASSEMBLY KIT
3020-01-107-4035INTERCHANGEABLE
PLATE,TRANSMISSION
2520-01-356-9197INTERCHANGEABLE
TRANSFER TRANSMISSION ASSEMBLY
12638
4140-01-616-8544INTERCHANGEABLE
IMPELLER,FAN,CENTRIFUGAL
12638
2950-01-677-5386INTERCHANGEABLE
TURBO SUPERCHARGER,ENGINE,NON-AI
12638

Frequently Asked Questions

What is NSN 3040-01-381-3295?

NSN 3040-01-381-3295 is a Connecting Link,rigid, manufactured by Aerosonic Llc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-381-3295?

NSN 3040-01-381-3295 has 1 cross-referenced part number: 12638 (Aerosonic Llc).

What NSN replaces 3040-01-381-3295?

There are 5 known substitutes for 3040-01-381-3295: 4540-00-080-9881, 3020-01-107-4035, 2520-01-356-9197 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12638?

Key specifications for 12638: End Item Identification: PACER DAWN; Special Features: ARM,LINK,ANEROID. 2 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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