PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LTC1Clamp Assembly,long Travel

Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier · NSN 5342-00-943-5178 · FSC 5342 · Mount,resilient,weapon System
Verified by PartsTable
NSN 5342-00-943-5178 — this item is cataloged by the U.S. Government under National Stock Number 5342-00-943-5178. Primary manufacturer part number: LTC1.
Features
  • Clamp Assembly,long Travel — FSC 5342
  • General Characteristics Item Description: STEEL,QQ-S-637 COMP B1113,C/O SHAFT,THD BARREL 1.249 IN. OD WITH TWO HEX NUTS 1.875 IN. ACROSS FLATS,1 HANDWHEEL 2.500 IN. W,FINISH GRAY ENAMEL,MIL-E-7729 TYPE-1 IN
  • 3 verified cross-references
  • Primary manufacturer: Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Clamp Assembly,long Travel, cataloged under National Stock Number 5342-00-943-5178, is classified within Federal Supply Class 5342 (Mount,resilient,weapon System) of the Hardware and Abrasives group. The primary manufacturer of record is Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5342-00-943-5178
Primary Part NumberLTC1
Item NameClamp Assembly,long Travel
FSC / FSG5342 / 53 — Mount,resilient,weapon System
ManufacturerHutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier
StatusACTIVE
General Characteristics Item DescriptionSTEEL,QQ-S-637 COMP B1113,C/O SHAFT,THD BARREL 1.249 IN. OD WITH TWO HEX NUTS 1.875 IN. ACROSS FLATS,1 HANDWHEEL 2.500 IN. W,FINISH GRAY ENAMEL,MIL-E-7729 TYPE-1 IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6625-01-235-5028 INTERCHANGEABLE
Test Kit,standard
5120-01-394-4255 INTERCHANGEABLE
Wrench,torque
Cross-Reference Index
Part NumberManufacturer
LTC1 PRIMARY Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier (USA)
412191-1 Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA)
412181-1 Unisys Corp Defense Systems C S D Field Engineering (USA)
Related Parts
6625-01-235-5028INTERCHANGEABLE
TEST KIT,STANDARD
5120-01-394-4255INTERCHANGEABLE
WRENCH,TORQUE

Frequently Asked Questions

What is NSN 5342-00-943-5178?

NSN 5342-00-943-5178 is a Clamp Assembly,long Travel, manufactured by Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier, classified under FSC 5342 (Mount,resilient,weapon System). Status: active.

What are the part numbers for NSN 5342-00-943-5178?

NSN 5342-00-943-5178 has 3 cross-referenced part numbers: LTC1 (Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier), 412191-1 (Naval Air Warfare Center Aircraft Division Joint Base Jbmdl), 412181-1 (Unisys Corp Defense Systems C S D Field Engineering).

What NSN replaces 5342-00-943-5178?

There are 2 known substitutes for 5342-00-943-5178: 6625-01-235-5028, 5120-01-394-4255. Verify interchangeability with system specifications before substitution.

What are the specifications of LTC1?

Key specifications for LTC1: General Characteristics Item Description: STEEL,QQ-S-637 COMP B1113,C/O SHAFT,THD BARREL 1.249 IN. OD WITH TWO HEX NUTS 1.875 IN. ACROSS FLATS,1 HANDWHEEL 2.500 IN. W,FINISH GRAY ENAMEL,MIL-E-7729 TYPE-1 IN. 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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