PartsTable TECHNICAL DATA SHEET
NSN 1020-00-784-2860Government record, cited

Plunger Assembly, Valve1020-00-784-2860

NSN 1020-00-784-2860 · NIIN 007842860 · Part number 2531055
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 1020-00-784-2860 — this item is cataloged by the U.S. Government under National Stock Number 1020-00-784-2860. Manufacturer of record part number: 2531055.
Also searched as  1020-00-784-2860 · 1020007842860 · NIIN 007842860 · 00-784-2860 · FSC 1020 Guns, Over 125mm Through 150mm · CAGE 10001 · 2531055
Nearby stock numbers  ·
Features
  • Plunger Assembly,valve — FSC 1020
  • General Characteristics Item Description: CONSISTS OF PIN,STRAIGHT 1,TIP,PLUNGER VALVE 1,PLUNGER,VALVE 1
  • 1 manufacturer part number on file
  • Manufacturer of record: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Identification
  • NSN: 1020-00-784-2860
  • NIIN: 007842860
  • FSC: 1020 — Guns, Over 125mm Through 150mm
  • FSG: 10 — Weapons
  • Primary part number: 2531055
  • Manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
General Description

The Plunger Assembly,valve, cataloged under National Stock Number 1020-00-784-2860, 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
NSN1020-00-784-2860
Primary Part Number2531055
Item NamePlunger Assembly,valve
FSC / FSG1020 / 10 — Guns, Over 125mm Through 150mm
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
General Characteristics Item DescriptionCONSISTS OF PIN,STRAIGHT 1,TIP,PLUNGER VALVE 1,PLUNGER,VALVE 1
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
2531055 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.
1020-00-500-4252
1020-00-500-4252 · Item name not on file
1020-01-068-4422
ROD,PISTON
1020-01-183-8344
CAP,VALVE SLEEVE
1020-01-464-0073
PARTS KIT-SEAL REPL
1020-01-464-0477
PARTS KIT-SEAL REPLACEMENT-MECHA
1020-01-464-0478
PARTS KIT-SEAL REPLACEMENT-MECHA
1020-01-464-0479
PARTS KIT-SEAL REPLACEMENT-MECHA
1020-01-464-0610
PARTS KIT-SEAL REPL

Frequently Asked Questions

What is NSN 1020-00-784-2860?

NSN 1020-00-784-2860 is a Plunger Assembly,valve, 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 1020-00-784-2860?

NSN 1020-00-784-2860 has 1 manufacturer part number on file: 2531055 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What are the specifications of 2531055?

Key specifications for 2531055: General Characteristics Item Description: CONSISTS OF PIN,STRAIGHT 1,TIP,PLUNGER VALVE 1,PLUNGER,VALVE 1. 1 specification is documented in the U.S. Government catalog.

Is NSN 1020-00-784-2860 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 1020-00-784-2860?

NSN 1020-00-784-2860 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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