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NSN 5865-01-509-4489Government record, cited
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Closure Assembly5865-01-509-4489

NSN 5865-01-509-4489 · NIIN 015094489 · Part number 595-6985857-4
Naval Sea Systems Command · FSC 5865 — Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment · FSG 58 — Communication, Detection, and Coherent Radiation Equipment · CAGE 53711
Government record, cited
NSN 5865-01-509-4489 — this item is cataloged by the U.S. Government under National Stock Number 5865-01-509-4489. Manufacturer of record part number: 595-6985857-4.
Also searched as  5865-01-509-4489 · 5865015094489 · NIIN 015094489 · 01-509-4489 · FSC 5865 Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment · CAGE 53711 · 595-6985857-4 · H6921601-4 · 6985857
Nearby stock numbers  ·
Features
  • Closure Assembly — FSC 5865
  • 1 manufacturer part number on file
  • Manufacturer of record: Naval Sea Systems Command
Identification
  • NSN: 5865-01-509-4489
  • NIIN: 015094489
  • FSC: 5865 — Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment
  • FSG: 58 — Communication, Detection, and Coherent Radiation Equipment
  • Primary part number: 595-6985857-4
  • Manufacturer: Naval Sea Systems Command
General Description

The Closure Assembly, cataloged under National Stock Number 5865-01-509-4489, is classified within Federal Supply Class 5865 (Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Naval Sea Systems Command. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government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 NameClosure Assembly
FSC / FSG5865 — Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment (FSG 58)
ManufacturersNaval Sea Systems Command (CAGE 53711)
Technical Specifications
ParameterValue
NSN5865-01-509-4489
Primary Part Number595-6985857-4
Item NameClosure Assembly
FSC / FSG5865 / 58 — Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment
ManufacturerNaval Sea Systems Command
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL D — Destroy Item
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 8
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3040-01-510-3298595-6985857-A5 POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)Naval Sea Systems Command
3040-01-510-3308595-6985857-A6 POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)Naval Sea Systems Command
3040-01-510-3315595-6985857-A7 POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)Naval Sea Systems Command
5865-01-510-5387595-6985857-A9 POSSIBLE MATCH
DISPENSER,COUNTERMEASURES
Possible match (shared part number)Naval Sea Systems Command
5865-01-510-5407595-6985857-11 POSSIBLE MATCH
DISPENSER,COUNTERMEASURES
Possible match (shared part number)Naval Sea Systems Command
5865-01-510-5415595-6985857-A10 POSSIBLE MATCH
DISPENSER,COUNTERMEASURES
Possible match (shared part number)Naval Sea Systems Command
5865-01-510-5421595-6985857-A8 POSSIBLE MATCH
DISPENSER,COUNTERMEASURES
Possible match (shared part number)Naval Sea Systems Command
5865-01-510-5432595-6985857-A2 POSSIBLE MATCH
DISPENSER,COUNTERMEASURES
Possible match (shared part number)Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
595-6985857-4 PRIMARY Naval Sea Systems Command (USA)
Reference documents
ReferenceMeaning
H6921601-4 5/2 Secondary reference
U.S. Government activity
6985857 D/9 Drawing number reference only
Naval Sea Systems Command
Related Parts
3040-01-510-3298POSSIBLE MATCH
SHAFT,SHOULDERED
595-6985857-A5
3040-01-510-3308POSSIBLE MATCH
SHAFT,SHOULDERED
595-6985857-A6
3040-01-510-3315POSSIBLE MATCH
SHAFT,SHOULDERED
595-6985857-A7
5865-01-510-5387POSSIBLE MATCH
DISPENSER,COUNTERMEASURES
595-6985857-A9
5865-01-510-5407POSSIBLE MATCH
DISPENSER,COUNTERMEASURES
595-6985857-11
5865-01-510-5415POSSIBLE MATCH
DISPENSER,COUNTERMEASURES
595-6985857-A10
5865-01-510-5421POSSIBLE MATCH
DISPENSER,COUNTERMEASURES
595-6985857-A8
5865-01-510-5432POSSIBLE MATCH
DISPENSER,COUNTERMEASURES
595-6985857-A2

Frequently Asked Questions

What is NSN 5865-01-509-4489?

NSN 5865-01-509-4489 is a Closure Assembly, manufactured by Naval Sea Systems Command, classified under FSC 5865, Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment. Status: active.

What part numbers are listed for NSN 5865-01-509-4489?

NSN 5865-01-509-4489 has 1 manufacturer part number on file: 595-6985857-4 (Naval Sea Systems Command).

What NSN replaces 5865-01-509-4489?

8 possible matches (shared part number, not a government interchangeability claim): 3040-01-510-3298, 3040-01-510-3308, 3040-01-510-3315. Verify interchangeability with system specifications before substitution.

Is NSN 5865-01-509-4489 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 5865-01-509-4489?

NSN 5865-01-509-4489 has DEMIL Code D. 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.

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