PartsTable TECHNICAL DATA SHEET
NSN 6685-01-555-9260Government record, cited

Regulator, Pneumatic6685-01-555-9260

NSN 6685-01-555-9260 · NIIN 015559260 · Part number 50-6855-2
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 78286
Government record, cited
NSN 6685-01-555-9260 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-555-9260. Manufacturer of record part number: 50-6855-2.
Also searched as  6685-01-555-9260 · 6685015559260 · NIIN 015559260 · 01-555-9260 · FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · CAGE 78286 · 50-6855-2
Nearby stock numbers  ·
Features
  • Regulator,pneumatic — FSC 6685
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Identification
  • NSN: 6685-01-555-9260
  • NIIN: 015559260
  • FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
  • FSG: 66 — Instruments and Laboratory Equipment
  • Primary part number: 50-6855-2
  • Manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
General Description

The Regulator,pneumatic, cataloged under National Stock Number 6685-01-555-9260, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. 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
ParameterValue
NSN6685-01-555-9260
Primary Part Number50-6855-2
Item NameRegulator,pneumatic
FSC / FSG6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
ManufacturerSikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL B — Remove Demilitarization Key Points
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
50-6855-2 PRIMARY Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
50-6855-2 Questron Aerospace / Fas-Tronics Div. (USA)
No interchangeability data on file.
Other items in FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6685-00-001-1475
6685-00-001-1475 · Item name not on file
6685-00-001-1503
CONTROL,TOTALIZER
6685-00-001-1643
6685-00-001-1643 · Item name not on file
6685-00-001-1711
GAGE,PRESSURE,DIAL INDICATING
6685-00-001-2099
6685-00-001-2099 · Item name not on file
6685-00-001-2100
6685-00-001-2100 · Item name not on file
6685-00-001-2101
6685-00-001-2101 · Item name not on file
6685-00-001-2102
6685-00-001-2102 · Item name not on file

Frequently Asked Questions

What is NSN 6685-01-555-9260?

NSN 6685-01-555-9260 is a Regulator,pneumatic, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.

What part numbers are listed for NSN 6685-01-555-9260?

NSN 6685-01-555-9260 has 2 manufacturer part numbers on file: 50-6855-2 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 50-6855-2 (Questron Aerospace / Fas-Tronics Div.).

What are the specifications of 50-6855-2?

Key specifications for 50-6855-2: End Item Identification: MODEL S-70B SIKORSKY HELICOPTER. 0 specifications are documented in the U.S. Government catalog.

Is NSN 6685-01-555-9260 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

What is the DEMIL code for NSN 6685-01-555-9260?

NSN 6685-01-555-9260 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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