PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1P4278Clamp

Caterpillar Inc Div Caterpillar Defense · NSN 5342-01-063-0674 · FSC 5342 · Mount,resilient,weapon System
Verified by PartsTable
NSN 5342-01-063-0674 — this item is cataloged by the U.S. Government under National Stock Number 5342-01-063-0674. Primary manufacturer part number: 1P4278.
Features
  • Clamp — FSC 5342
  • 4 verified cross-references
  • Primary manufacturer: Caterpillar Inc Div Caterpillar Defense
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Clamp, cataloged under National Stock Number 5342-01-063-0674, is classified within Federal Supply Class 5342 (Mount,resilient,weapon System) of the Hardware and Abrasives group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameClamp
FSC / FSG5342 — Mount,resilient,weapon System (FSG 53)
ManufacturersNimikkeistokeskus Ncb Finland (CAGE A486G); Caterpillar Inc Div Caterpillar Defense (CAGE 11083); Du Page Mfg Co (CAGE 05411); Caterpillar of Australia Pty Ltd (CAGE Z0939)
Technical Specifications
ParameterValue
NSN5342-01-063-0674
Primary Part Number1P4278
Item NameClamp
FSC / FSG5342 / 53 — Mount,resilient,weapon System
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5935-00-259-327358578-1 INTERCHANGEABLE
Connector,receptacle,electrical
Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems
4730-00-469-78206604 B INTERCHANGEABLE
Clamp,hose
Norma Pennsylvania Inc. Div Breeze Industrial Products
Cross-Reference Index
Part NumberManufacturer
449-7325 Nimikkeistokeskus Ncb Finland (FIN)
1P4278 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
M4S Du Page Mfg Co (USA)
1P-4278 Caterpillar of Australia Pty Ltd (AUS)
Related Parts
5935-00-259-3273INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
58578-1
4730-00-469-7820INTERCHANGEABLE
CLAMP,HOSE
6604 B

Frequently Asked Questions

What is NSN 5342-01-063-0674?

NSN 5342-01-063-0674 is a Clamp, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5342 (Mount,resilient,weapon System). Status: active.

What are the part numbers for NSN 5342-01-063-0674?

NSN 5342-01-063-0674 has 4 cross-referenced part numbers: 449-7325 (Nimikkeistokeskus Ncb Finland), 1P4278 (Caterpillar Inc Div Caterpillar Defense), M4S (Du Page Mfg Co), 1P-4278 (Caterpillar of Australia Pty Ltd).

What NSN replaces 5342-01-063-0674?

There are 2 known substitutes for 5342-01-063-0674: 5935-00-259-3273, 4730-00-469-7820. Verify interchangeability with system specifications before substitution.

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