NSN 6685-01-440-4044 · NIIN 014404044 · Part number 0550001
Boll Filter Corporation · FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 3EXK7
Government record, cited
NSN 6685-01-440-4044 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-440-4044. Manufacturer of record part number: 0550001.
Also searched as6685-01-440-4044 ·
6685014404044 ·
NIIN 014404044 ·
01-440-4044 ·
FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · CAGE 3EXK7 · 0550001 · 3-29635 POS NO. 46
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 0550001
Manufacturer: Boll Filter Corporation
General Description
The Gage,differential,dial Indicatin, cataloged under National Stock Number 6685-01-440-4044, 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 Boll Filter Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6685-01-440-4044
Primary Part Number
0550001
Item Name
Gage,differential,dial Indicatin
FSC / FSG
6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Manufacturer
Boll Filter Corporation
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Boll Filter Corporation Dba Use CAGE Code 3exk7 for Cataloging
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 6685-01-440-4044?
NSN 6685-01-440-4044 is a Gage,differential,dial Indicatin, manufactured by Boll Filter Corporation, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
What part numbers are listed for NSN 6685-01-440-4044?
NSN 6685-01-440-4044 has 1 manufacturer part number on file: 0550001 (Boll Filter Corporation).
What are the specifications of 0550001?
Key specifications for 0550001: Special Features: 4.36.2.0 BAR; End Item Identification: WS)STRATEGIC SEALIFT CONVERSION SHIPS CLASS;FILTER. 0 specifications are documented in the U.S. Government catalog.
Is NSN 6685-01-440-4044 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.
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.