PartsTable TECHNICAL DATA SHEET
NSN 6320-01-331-6749Government record, cited

Rotor Kit6320-01-331-6749

NSN 6320-01-331-6749 · NIIN 013316749 · Part number MK 15.31
Signet Scientific Co · FSC 6320 — Shipboard Alarm and Signal Systems · FSG 63 — Alarm, Signal, and Security Detection Systems · CAGE 16290
Government record, cited
NSN 6320-01-331-6749 — this item is cataloged by the U.S. Government under National Stock Number 6320-01-331-6749. Manufacturer of record part number: MK 15.31.
Also searched as  6320-01-331-6749 · 6320013316749 · NIIN 013316749 · 01-331-6749 · FSC 6320 Shipboard Alarm and Signal Systems · CAGE 16290 · MK 15.31
Nearby stock numbers  ·
Features
  • Rotor Kit — FSC 6320
  • General Characteristics Item Description: INCLUDES PIN AND O-RINGS
  • 1 manufacturer part number on file
  • Manufacturer of record: Signet Scientific Co
Identification
  • NSN: 6320-01-331-6749
  • NIIN: 013316749
  • FSC: 6320 — Shipboard Alarm and Signal Systems
  • FSG: 63 — Alarm, Signal, and Security Detection Systems
  • Primary part number: MK 15.31
  • Manufacturer: Signet Scientific Co
General Description

The Rotor Kit, cataloged under National Stock Number 6320-01-331-6749, is classified within Federal Supply Class 6320 (Shipboard Alarm and Signal Systems) of the Alarm, Signal, and Security Detection Systems group. The manufacturer of record is Signet Scientific Co. 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
NSN6320-01-331-6749
Primary Part NumberMK 15.31
Item NameRotor Kit
FSC / FSG6320 / 63 — Shipboard Alarm and Signal Systems
ManufacturerSignet Scientific Co
StatusACTIVE
General Characteristics Item DescriptionINCLUDES PIN AND O-RINGS
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
MK 15.31 PRIMARY Signet Scientific Co (USA)
No interchangeability data on file.
Other items in FSC 6320 — Shipboard Alarm and Signal Systems
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6320-00-004-9155
6320-00-004-9155 · Item name not on file
6320-00-004-9156
6320-00-004-9156 · Item name not on file
6320-00-004-9158
COPY,NEON,STOP
6320-00-007-5409
6320-00-007-5409 · Item name not on file
6320-00-007-5410
6320-00-007-5410 · Item name not on file
6320-00-024-1003
CONTACT AND SPRING
6320-00-024-1004
CONTACT AND SPRING
6320-00-025-9652
6320-00-025-9652 · Item name not on file

Frequently Asked Questions

What is NSN 6320-01-331-6749?

NSN 6320-01-331-6749 is a Rotor Kit, manufactured by Signet Scientific Co, classified under FSC 6320, Shipboard Alarm and Signal Systems. Status: active.

What part numbers are listed for NSN 6320-01-331-6749?

NSN 6320-01-331-6749 has 1 manufacturer part number on file: MK 15.31 (Signet Scientific Co).

What are the specifications of MK 15.31?

Key specifications for MK 15.31: General Characteristics Item Description: INCLUDES PIN AND O-RINGS. 1 specification is documented in the U.S. Government catalog.

Is NSN 6320-01-331-6749 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.

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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