PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4938001Trailer,rail Type

Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc · NSN 1730-00-789-1249 · FSC 1730 · No Item Name Available
Verified by PartsTable
NSN 1730-00-789-1249 — this item is cataloged by the U.S. Government under National Stock Number 1730-00-789-1249. Primary manufacturer part number: 4938001.
Features
  • Trailer,rail Type — FSC 1730
  • General Characteristics Item Description: 8000 LB RATED CAPACITY; RAIL DATA,1 PAIR OF RAILS,MOUNTED ON TRAILER FROM FRONT TO REAR,ELEVATING,HYDRAULIC OPERATED,152 IN. LG,3.33 IN. RAIL ROLLER SURFACE FLANGES,48 IN. RAIL SPACING C TO C,89 IN. H FROM GROUND; DRAWBAR DATA,POLE TYPE,TELESCOPING,W/COUPLER,DRAWBAR RING; W/O SERVICE BRAKES; W/PARKING BRAKES; W/O PINTLE ASSEMBLY,TOWING; W/AUXILIARY SUPPORT LEGS; NO ADDITIONAL EQUIPMENT FURNISHED LBS
  • 2 verified cross-references
  • Primary manufacturer: Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Trailer,rail Type, cataloged under National Stock Number 1730-00-789-1249, is classified within Federal Supply Class 1730 (No Item Name Available) of the Aircraft Launch, Landing, and Ground Handling Equipment group. The primary manufacturer of record is Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1730-00-789-1249
Primary Part Number4938001
Item NameTrailer,rail Type
FSC / FSG1730 / 17 — No Item Name Available
ManufacturerDucommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
StatusACTIVE
General Characteristics Item Description8000 LB RATED CAPACITY; RAIL DATA,1 PAIR OF RAILS,MOUNTED ON TRAILER FROM FRONT TO REAR,ELEVATING,HYDRAULIC OPERATED,152 IN. LG,3.33 IN. RAIL ROLLER SURFACE FLANGES,48 IN. RAIL SPACING C TO C,89 IN. H FROM GROUND; DRAWBAR DATA,POLE TYPE,TELESCOPING,W/COUPLER,DRAWBAR RING; W/O SERVICE BRAKES; W/PARKING BRAKES; W/O PINTLE ASSEMBLY,TOWING; W/AUXILIARY SUPPORT LEGS; NO ADDITIONAL EQUIPMENT FURNISHED LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6685-00-080-0186607-200-059 INTERCHANGEABLE
Pyrometer,indicating
Alnor Instrument Company
6685-00-222-2932 INTERCHANGEABLE
Pyrometer,indicating
1730-00-294-3397100628A INTERCHANGEABLE
Trailer,rail Type
Air Logistics Corporation Dba Air Logistics Corp
5325-00-371-8108BS 78505 INTERCHANGEABLE
Clinch Plate,turnbutton Fastener
Morito Scovill Americas, Llc Dba Scovill Manufacturing
6685-00-389-7423 INTERCHANGEABLE
Pyrometer,indicating
6685-00-526-5519 INTERCHANGEABLE
Pyrometer,indicating
2520-00-846-23754401010001 INTERCHANGEABLE
Kit,u Joint
Wheeler Fleet Solutions, Co.
1730-00-921-65604000A INTERCHANGEABLE
Trailer,rail Type
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
6685-01-013-2057 INTERCHANGEABLE
Pyrometer,indicating
6685-01-048-3418 INTERCHANGEABLE
Pyrometer,indicating
Cross-Reference Index
Part NumberManufacturer
4938001 PRIMARY Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc (USA)
4000A Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc (USA)
Related Parts
6685-00-080-0186INTERCHANGEABLE
PYROMETER,INDICATING
607-200-059
6685-00-222-2932INTERCHANGEABLE
PYROMETER,INDICATING
1730-00-294-3397INTERCHANGEABLE
TRAILER,RAIL TYPE
100628A
5325-00-371-8108INTERCHANGEABLE
CLINCH PLATE,TURNBUTTON FASTENER
BS 78505
6685-00-389-7423INTERCHANGEABLE
PYROMETER,INDICATING
6685-00-526-5519INTERCHANGEABLE
PYROMETER,INDICATING
2520-00-846-2375INTERCHANGEABLE
KIT,U JOINT
4401010001
1730-00-921-6560INTERCHANGEABLE
TRAILER,RAIL TYPE
4000A
6685-01-013-2057INTERCHANGEABLE
PYROMETER,INDICATING
6685-01-048-3418INTERCHANGEABLE
PYROMETER,INDICATING
6515-01-164-2820INTERCHANGEABLE
BLOCK,BITE
6625-01-237-4683INTERCHANGEABLE
CALIBRATOR,VOLTAGE
4000/A

Frequently Asked Questions

What is NSN 1730-00-789-1249?

NSN 1730-00-789-1249 is a Trailer,rail Type, manufactured by Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc, classified under FSC 1730 (No Item Name Available). Status: active.

What are the part numbers for NSN 1730-00-789-1249?

NSN 1730-00-789-1249 has 2 cross-referenced part numbers: 4938001 (Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc), 4000A (Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc).

What NSN replaces 1730-00-789-1249?

There are 12 known substitutes for 1730-00-789-1249: 6685-00-080-0186, 6685-00-222-2932, 1730-00-294-3397 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4938001?

Key specifications for 4938001: General Characteristics Item Description: 8000 LB RATED CAPACITY; RAIL DATA,1 PAIR OF RAILS,MOUNTED ON TRAILER FROM FRONT TO REAR,ELEVATING,HYDRAULIC OPERATED,152 IN. LG,3.33 IN. RAIL ROLLER SURFACE FLANGES,48 IN. RAIL SPACING C TO C,89 IN. H FROM GROUND; DRAWBAR DATA,POLE TYPE,TELESCOPING,W/COUPLER,DRAWBAR RING; W/O SERVICE BRAKES; W/PARKING BRAKES; W/O PINTLE ASSEMBLY,TOWING; W/AUXILIARY SUPPORT LEGS; NO ADDITIONAL EQUIPMENT FURNISHED LBS. 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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