NSN 4923-00-267-0589 · NIIN 002670589 · Part number 2491853
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · FSC 4923 — Depth Charges and Underwater Mines Maintenance, Repair, and Checkout Specialized Equipment · FSG 49 — Maintenance and Repair Shop Equipment · CAGE 10001
Government record, cited
NSN 4923-00-267-0589 — this item is cataloged by the U.S. Government under National Stock Number 4923-00-267-0589. Manufacturer of record part number: 2491853.
Also searched as4923-00-267-0589 ·
4923002670589 ·
NIIN 002670589 ·
00-267-0589 ·
FSC 4923 Depth Charges and Underwater Mines Maintenance, Repair, and Checkout Specialized Equipment · CAGE 10001 · 2491853 · DL2491853
Nearby stock numbers← 4923-00-246-5744 Test Set, Underwater Mine
·
4923-00-267-0590 Accessory Set, Test Set →
Features
Test Set,underwater Mine — FSC 4923
Model Number: MK456 MOD 1
Document Identification: 2491853
Unpackaged Unit Length: 26.000 INCHES NOMINAL IN
Component Document Origin: GOVERNMENT
Unpackaged Unit Width: 19.000 INCHES NOMINAL IN
Unpackaged Unit Height: 9.000 INCHES NOMINAL IN
Document Source: 10001
Identification
NSN: 4923-00-267-0589
NIIN: 002670589
FSC: 4923 — Depth Charges and Underwater Mines Maintenance, Repair, and Checkout Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: 2491853
Manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
General Description
The Test Set,underwater Mine, cataloged under National Stock Number 4923-00-267-0589, is classified within Federal Supply Class 4923 (Depth Charges and Underwater Mines Maintenance, Repair, and Checkout Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 7 specifications, 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4923-00-267-0589
Primary Part Number
2491853
Item Name
Test Set,underwater Mine
FSC / FSG
4923 / 49 — Depth Charges and Underwater Mines Maintenance, Repair, and Checkout Specialized Equipment
Manufacturer
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
No interchangeability data on file.
Other items in FSC 4923 — Depth Charges and Underwater Mines Maintenance, Repair, and Checkout Specialized Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4923-00-017-8311
4923-00-017-8311 · Item name not on file
4923-00-032-1571
TEST SET,UNDERWATER MINE
4923-00-032-1634
4923-00-032-1634 · Item name not on file
4923-00-038-6748
CONNECTION BOX
4923-00-038-6749
CONNECTION BOX
4923-00-038-6750
CONNECTION BOX
4923-00-038-6751
CONNECTION BOX
4923-00-038-6752
CONNECTION BOX
Frequently Asked Questions
What is NSN 4923-00-267-0589?
NSN 4923-00-267-0589 is a Test Set,underwater Mine, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 4923, Depth Charges and Underwater Mines Maintenance, Repair, and Checkout Specialized Equipment. Status: active.
What part numbers are listed for NSN 4923-00-267-0589?
NSN 4923-00-267-0589 has 2 manufacturer part numbers on file: 2491853 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), DL2491853 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
What are the specifications of 2491853?
Key specifications for 2491853: Model Number: MK456 MOD 1; Document Identification: 2491853; Unpackaged Unit Length: 26.000 INCHES NOMINAL IN; Component Document Origin: GOVERNMENT. 7 specifications are documented in the U.S. Government catalog.
Is NSN 4923-00-267-0589 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 4923-00-267-0589?
NSN 4923-00-267-0589 has DEMIL Code Q. 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.