The Support,balance Spring, cataloged under National Stock Number 1560-00-830-9129, is classified within Federal Supply Class 1560 (Airframe Structural Components) of the Aircraft and Airframe Components group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1560-00-830-9129 |
| Primary Part Number | 3-13409-1 |
| Item Name | Support,balance Spring |
| FSC / FSG | 1560 / 15 — Airframe Structural Components |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY,QQ-A-601,0.221 IN. DIA HOLE THRU BASE 4 PLACES,0.260 IN. MIN,0.320 IN. MAX DIA HOLE THRU 2 PLACES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3-13409-1 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| 3-13409-1 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 3-13409-1 | 5/9 Secondary reference U.S. Government activity |
| 3-13409-1 | C/1 Advisory reference — outside the item-of-supply concept Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana |
| 3-13409-1 | 5/9 Secondary reference Aeromax Industries, Inc. |
| 3-13409-1 | 5/9 Secondary reference Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
| 3-13409-1 | 5/9 Secondary reference Vision Machine and Tool Co |
| 3-13409-1 | 5/9 Secondary reference Aero Components, Llc |
NSN 1560-00-830-9129 is a Support,balance Spring, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems, classified under FSC 1560, Airframe Structural Components. Status: active.
NSN 1560-00-830-9129 has 2 manufacturer part numbers on file: 3-13409-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems), 3-13409-1 (Northrop Grumman Systems Corporation).
Key specifications for 3-13409-1: General Characteristics Item Description: ALUMINUM ALLOY,QQ-A-601,0.221 IN. DIA HOLE THRU BASE 4 PLACES,0.260 IN. MIN,0.320 IN. MAX DIA HOLE THRU 2 PLACES IN. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1560-00-830-9129 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.