NSN 1730-01-145-9556 — this item is cataloged by the U.S. Government under National Stock Number 1730-01-145-9556. Manufacturer of record part number: C31SME10520-4.
General Characteristics Item Description: CONSISTS OF LINK ASSY; STRUT ASSY; ANGLE ASSY; BRACKET ASSY; 2 STREAMERS PER GS54985; PLAIN NUT; 3 HEX HEAD BOLTS; 2 FL PLAIN WASHERS; COTTER PIN; INK STAMP PER GSS4710 "C31SME10520-10 R.H." .25 IN. HIGH IN
1 manufacturer part number on file
Manufacturer of record: Northrop Grumman Systems Corporation
Identification
NSN: 1730-01-145-9556
NIIN: 011459556
FSC: 1730 — Aircraft Ground Servicing Equipment
FSG: 17 — Aircraft Launch, Landing, and Ground Handling Equipment
Primary part number: C31SME10520-4
Manufacturer: Northrop Grumman Systems Corporation
General Description
The Retainer Assembly,right Hand, cataloged under National Stock Number 1730-01-145-9556, 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 Northrop Grumman Systems Corporation. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1730-01-145-9556
Primary Part Number
C31SME10520-4
Item Name
Retainer Assembly,right Hand
FSC / FSG
1730 / 17 — Aircraft Ground Servicing Equipment
Manufacturer
Northrop Grumman Systems Corporation
Status
ACTIVE
General Characteristics Item Description
CONSISTS OF LINK ASSY; STRUT ASSY; ANGLE ASSY; BRACKET ASSY; 2 STREAMERS PER GS54985; PLAIN NUT; 3 HEX HEAD BOLTS; 2 FL PLAIN WASHERS; COTTER PIN; INK STAMP PER GSS4710 "C31SME10520-10 R.H." .25 IN. HIGH IN
Other items in FSC 1730 — Aircraft Ground Servicing Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1730-00-003-0749
COVER,SPRAY UNIT
1730-00-030-6566
1730-00-030-6566 · Item name not on file
1730-00-035-6653
1730-00-035-6653 · Item name not on file
1730-00-263-3080
SLING,AIRCRAFT MAINTENANCE
1730-00-331-5146
1730-00-331-5146 · Item name not on file
1730-00-337-2374
1730-00-337-2374 · Item name not on file
1730-00-395-6565
1730-00-395-6565 · Item name not on file
1730-00-606-5385
ADAPTER SET,GROUND HANDLING EQUI
Frequently Asked Questions
What is NSN 1730-01-145-9556?
NSN 1730-01-145-9556 is a Retainer Assembly,right Hand, manufactured by Northrop Grumman Systems Corporation, classified under FSC 1730, Aircraft Ground Servicing Equipment. Status: active.
What part numbers are listed for NSN 1730-01-145-9556?
NSN 1730-01-145-9556 has 1 manufacturer part number on file: C31SME10520-4 (Northrop Grumman Systems Corporation).
What are the specifications of C31SME10520-4?
Key specifications for C31SME10520-4: General Characteristics Item Description: CONSISTS OF LINK ASSY; STRUT ASSY; ANGLE ASSY; BRACKET ASSY; 2 STREAMERS PER GS54985; PLAIN NUT; 3 HEX HEAD BOLTS; 2 FL PLAIN WASHERS; COTTER PIN; INK STAMP PER GSS4710 "C31SME10520-10 R.H." .25 IN. HIGH IN; End Item Identification: 1730011098620/EF-111A A. 1 specification is documented in the U.S. Government catalog.
Is NSN 1730-01-145-9556 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.
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.