PartsTable TECHNICAL DATA SHEET
NSN 1730-01-277-1256Government record, cited

Pole Assembly1730-01-277-1256

NSN 1730-01-277-1256 · NIIN 012771256 · Part number 50-1209-03-051
Gk Mechanical Systems Llc · FSC 1730 — Aircraft Ground Servicing Equipment · FSG 17 — Aircraft Launch, Landing, and Ground Handling Equipment · CAGE 3BU57
Government record, cited
NSN 1730-01-277-1256 — this item is cataloged by the U.S. Government under National Stock Number 1730-01-277-1256. Manufacturer of record part number: 50-1209-03-051.
Also searched as  1730-01-277-1256 · 1730012771256 · NIIN 012771256 · 01-277-1256 · FSC 1730 Aircraft Ground Servicing Equipment · CAGE 3BU57 · 50-1209-03-051 · 70700-77517-051 · 70700-77517-051 · 70700-77517-051 · 70700-77517
Nearby stock numbers  ·
Features
  • Pole Assembly — FSC 1730
  • 1 manufacturer part number on file
  • Manufacturer of record: Gk Mechanical Systems Llc
Identification
  • NSN: 1730-01-277-1256
  • NIIN: 012771256
  • FSC: 1730 — Aircraft Ground Servicing Equipment
  • FSG: 17 — Aircraft Launch, Landing, and Ground Handling Equipment
  • Primary part number: 50-1209-03-051
  • Manufacturer: Gk Mechanical Systems Llc
General Description

The Pole Assembly, cataloged under National Stock Number 1730-01-277-1256, is classified within Federal Supply Class 1730 (Aircraft Ground Servicing Equipment) of the Aircraft Launch, Landing, and Ground Handling Equipment group. The manufacturer of record is Gk Mechanical Systems Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts
Item NamePole Assembly
FSC / FSG1730 — Aircraft Ground Servicing Equipment (FSG 17)
ManufacturersGk Mechanical Systems Llc (CAGE 3BU57)
Technical Specifications
ParameterValue
NSN1730-01-277-1256
Primary Part Number50-1209-03-051
Item NamePole Assembly
FSC / FSG1730 / 17 — Aircraft Ground Servicing Equipment
ManufacturerGk Mechanical Systems Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL Q — CCL Item — Commerce Control List
HazardNo hazard code in the DLA record (HMIC N)
⇄ Related Items 6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
1730-01-277-125750-1209-03-048 POSSIBLE MATCH
POLE ASSEMBLY
Possible match (shared part number)Gk Mechanical Systems Llc
1730-01-277-125850-1209-03-052 POSSIBLE MATCH
POLE ASSEMBLY
Possible match (shared part number)Gk Mechanical Systems Llc
1730-01-277-125970700-77517-053 POSSIBLE MATCH
POLE ASSEMBLY
Possible match (shared part number)Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
1730-01-278-872850-1209-03-050 POSSIBLE MATCH
POLE ASSEMBLY,SUPPORT-RESTRAINER
Possible match (shared part number)Gk Mechanical Systems Llc
1730-01-358-125850-1209-03-056 POSSIBLE MATCH
POLE ASSEMBLY,SUPPORT-RESTRAINER
Possible match (shared part number)Gk Mechanical Systems Llc
1730-01-358-289370700-77517-058 POSSIBLE MATCH
CABLE ASSEMBLY,SUPPORT-RESTRAINE
Possible match (shared part number)Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Cross-Reference Index
Part NumberManufacturer
50-1209-03-051 PRIMARY Gk Mechanical Systems Llc (USA)
Reference documents
ReferenceMeaning
70700-77517-051 5/9 Secondary reference
Marathonnorco Aerospace, Inc.
70700-77517-051 5/9 Secondary reference
Cambridge Specialty Co. Inc. Dba Cambridge Specialty Co Inc
70700-77517-051 5/9 Secondary reference
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
70700-77517 5/9 Secondary reference
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
70700-77517-051 5/9 Secondary reference
Stevens Manufacturing Co., Inc.
70700-77517-051 5/9 Secondary reference
Gk Mechanical Systems Llc
Related Parts
1730-01-277-1257POSSIBLE MATCH
POLE ASSEMBLY
50-1209-03-048
1730-01-277-1258POSSIBLE MATCH
POLE ASSEMBLY
50-1209-03-052
1730-01-277-1259POSSIBLE MATCH
POLE ASSEMBLY
70700-77517-053
1730-01-278-8728POSSIBLE MATCH
POLE ASSEMBLY,SUPPORT-RESTRAINER
50-1209-03-050
1730-01-358-1258POSSIBLE MATCH
POLE ASSEMBLY,SUPPORT-RESTRAINER
50-1209-03-056
1730-01-358-2893POSSIBLE MATCH
CABLE ASSEMBLY,SUPPORT-RESTRAINE
70700-77517-058

Frequently Asked Questions

What is NSN 1730-01-277-1256?

NSN 1730-01-277-1256 is a Pole Assembly, manufactured by Gk Mechanical Systems Llc, classified under FSC 1730, Aircraft Ground Servicing Equipment. Status: active.

What part numbers are listed for NSN 1730-01-277-1256?

NSN 1730-01-277-1256 has 1 manufacturer part number on file: 50-1209-03-051 (Gk Mechanical Systems Llc).

What NSN replaces 1730-01-277-1256?

6 possible matches (shared part number, not a government interchangeability claim): 1730-01-277-1257, 1730-01-277-1258, 1730-01-277-1259. Verify interchangeability with system specifications before substitution.

Is NSN 1730-01-277-1256 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

What is the DEMIL code for NSN 1730-01-277-1256?

NSN 1730-01-277-1256 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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