PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5C1Clamp

The Boeing Company Div Legacy Am&m · NSN 5340-00-037-2638 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-037-2638 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-037-2638. Primary manufacturer part number: 5C1.
Features
  • Clamp — FSC 5340
  • 1 verified cross-reference
  • Primary manufacturer: The Boeing Company Div Legacy Am&m
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Clamp, cataloged under National Stock Number 5340-00-037-2638, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The Boeing Company Div Legacy Am&m. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameClamp
FSC / FSG5340 — No Item Name Available (FSG 53)
ManufacturersThe Boeing Company Div Legacy Am&m (CAGE 43999)
Technical Specifications
ParameterValue
NSN5340-00-037-2638
Primary Part Number5C1
Item NameClamp
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerThe Boeing Company Div Legacy Am&m
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5120-00-177-6874 INTERCHANGEABLE
Key,socket Head Screw
Cross-Reference Index
Part NumberManufacturer
5C1 PRIMARY The Boeing Company Div Legacy Am&m (USA)
Related Parts
5120-00-177-6874INTERCHANGEABLE
KEY,SOCKET HEAD SCREW

Frequently Asked Questions

What is NSN 5340-00-037-2638?

NSN 5340-00-037-2638 is a Clamp, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5340 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5340-00-037-2638?

NSN 5340-00-037-2638 has 1 cross-referenced part number: 5C1 (The Boeing Company Div Legacy Am&m).

What NSN replaces 5340-00-037-2638?

There is 1 known substitute for 5340-00-037-2638: 5120-00-177-6874. Verify interchangeability with system specifications before substitution.

Is NSN 5340-00-037-2638 still in active supply?

NSN 5340-00-037-2638 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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