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NSN 1020-01-182-2647Government record, cited

Actuator, Restrainer1020-01-182-2647

NSN 1020-01-182-2647 · NIIN 011822647 · Part number 2530881
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · FSC 1020 — Guns, Over 125mm Through 150mm · FSG 10 — Weapons · CAGE 10001
Government record, cited
NSN 1020-01-182-2647 — this item is cataloged by the U.S. Government under National Stock Number 1020-01-182-2647. Manufacturer of record part number: 2530881.
Also searched as  1020-01-182-2647 · 1020011822647 · NIIN 011822647 · 01-182-2647 · FSC 1020 Guns, Over 125mm Through 150mm · CAGE 10001 · 2530881
Nearby stock numbers  ·
Features
  • Actuator,restrainer — FSC 1020
  • General Characteristics Item Description: MATERIAL STEEL INVESTMENT CASTING 4140,ANNEALED,OR MIL-S-22141,COMP IC 4140,FIRST END DRILLED THRU 0.375 IN. HOLE,SECOND END SLOTTED 1.375 IN. LONG BY 0.500 IN. WIDE,AN INTERNAL INVOLUTE SPLINE CENTER LOCATED 5.750 IN. FRON SECOND END,NO. OF TEETH 11,PRESSURE ANGLE 30 DEG,BASE CIRCLE DIA .3969 IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Identification
  • NSN: 1020-01-182-2647
  • NIIN: 011822647
  • FSC: 1020 — Guns, Over 125mm Through 150mm
  • FSG: 10 — Weapons
  • Primary part number: 2530881
  • Manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
General Description

The Actuator,restrainer, cataloged under National Stock Number 1020-01-182-2647, is classified within Federal Supply Class 1020 (Guns, Over 125mm Through 150mm) of the Weapons group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. 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
ParameterValue
NSN1020-01-182-2647
Primary Part Number2530881
Item NameActuator,restrainer
FSC / FSG1020 / 10 — Guns, Over 125mm Through 150mm
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
General Characteristics Item DescriptionMATERIAL STEEL INVESTMENT CASTING 4140,ANNEALED,OR MIL-S-22141,COMP IC 4140,FIRST END DRILLED THRU 0.375 IN. HOLE,SECOND END SLOTTED 1.375 IN. LONG BY 0.500 IN. WIDE,AN INTERNAL INVOLUTE SPLINE CENTER LOCATED 5.750 IN. FRON SECOND END,NO. OF TEETH 11,PRESSURE ANGLE 30 DEG,BASE CIRCLE DIA .3969 IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL B — Remove Demilitarization Key Points
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
2530881 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
No interchangeability data on file.
Other items in FSC 1020 — Guns, Over 125mm Through 150mm
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1020-00-008-5177
EJECTOR,CARTRIDGE
1020-00-008-5178
EJECTOR,CARTRIDGE
1020-00-008-5179
EJECTOR
1020-00-008-5181
PISTON
1020-00-008-5187
PLUNGER,VALVE
1020-00-008-5188
ACTUATOR,SWITCHETTE
1020-00-008-5188
ACTUATOR,SWITCHETTE
1020-00-008-5190
EJECTOR,CARTRIDGE

Frequently Asked Questions

What is NSN 1020-01-182-2647?

NSN 1020-01-182-2647 is a Actuator,restrainer, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1020, Guns, Over 125mm Through 150mm. Status: active.

What part numbers are listed for NSN 1020-01-182-2647?

NSN 1020-01-182-2647 has 1 manufacturer part number on file: 2530881 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What are the specifications of 2530881?

Key specifications for 2530881: General Characteristics Item Description: MATERIAL STEEL INVESTMENT CASTING 4140,ANNEALED,OR MIL-S-22141,COMP IC 4140,FIRST END DRILLED THRU 0.375 IN. HOLE,SECOND END SLOTTED 1.375 IN. LONG BY 0.500 IN. WIDE,AN INTERNAL INVOLUTE SPLINE CENTER LOCATED 5.750 IN. FRON SECOND END,NO. OF TEETH 11,PRESSURE ANGLE 30 DEG,BASE CIRCLE DIA .3969 IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 1020-01-182-2647 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 1020-01-182-2647?

NSN 1020-01-182-2647 has DEMIL Code B. 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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