Regulator, Back Pressure6685-01-009-5972

NSN 6685-01-009-5972 · NIIN 010095972 · Part number 617-003

Honeywell International Inc. Div Aerospace - Torrance · FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 70210

Government record, cited

NSN 6685-01-009-5972 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-009-5972. Manufacturer of record part number: 617-003.

Also searched as 6685-01-009-5972 · 6685010095972 · NIIN 010095972 · 01-009-5972 · FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · CAGE 70210 · 617-003 · H30XT-H-100-0-15PSIG · 617-003-9003

Nearby stock numbers ← 6685-01-009-5971 Regulator, Manual Loading · 6685-01-009-5973 →

Features

Regulator,back Pressure — FSC 6685
General Characteristics Item Description: 0 TO 15 PSIG,3.125 IN. MAX DIA,4.562 IN. LG,0.250 IN. NPT INLET AND OUTLET IN
3 manufacturer part numbers on file
Manufacturer of record: Honeywell International Inc. Div Aerospace - Torrance

Identification

NSN: 6685-01-009-5972
NIIN: 010095972
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 617-003
Manufacturer: Honeywell International Inc. Div Aerospace - Torrance

General Description

The Regulator,back Pressure, cataloged under National Stock Number 6685-01-009-5972, 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 Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 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	6685-01-009-5972
Primary Part Number	617-003
Item Name	Regulator,back Pressure
FSC / FSG	6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Manufacturer	Honeywell International Inc. Div Aerospace - Torrance
Status	ACTIVE
General Characteristics Item Description	0 TO 15 PSIG,3.125 IN. MAX DIA,4.562 IN. LG,0.250 IN. NPT INLET AND OUTLET IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
H30XT-H-100-0-15PSIG	Honeywell International Inc. Div Aerospace - Torrance (USA)
617-003-9003	Honeywell International Inc. Div Aerospace - Torrance (USA)
617-003 PRIMARY	Honeywell International Inc. Div Aerospace - Torrance (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 6685-01-009-5972?

NSN 6685-01-009-5972 is a Regulator,back Pressure, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.

What part numbers are listed for NSN 6685-01-009-5972?

NSN 6685-01-009-5972 has 3 manufacturer part numbers on file: H30XT-H-100-0-15PSIG (Honeywell International Inc. Div Aerospace - Torrance), 617-003-9003 (Honeywell International Inc. Div Aerospace - Torrance), 617-003 (Honeywell International Inc. Div Aerospace - Torrance).

What are the specifications of 617-003?

Key specifications for 617-003: General Characteristics Item Description: 0 TO 15 PSIG,3.125 IN. MAX DIA,4.562 IN. LG,0.250 IN. NPT INLET AND OUTLET IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 6685-01-009-5972 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.

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