PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

W21204Coupling,pipe

Danfoss Power Solutions II, Llc · NSN 4730-00-897-5497 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-897-5497 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-897-5497. Primary manufacturer part number: W21204.
Features
  • Coupling,pipe — FSC 4730
  • 16 verified cross-references
  • Primary manufacturer: Danfoss Power Solutions II, Llc
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Coupling,pipe, cataloged under National Stock Number 4730-00-897-5497, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Danfoss Power Solutions II, Llc. This item has 16 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCoupling,pipe
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersOlympus America Inc (CAGE 1KY21); Caterpillar Inc Div Caterpillar Defense (CAGE 11083); U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207); Dana Corp Weatherhead Div (CAGE 79470); Danfoss Power Solutions II, Llc (CAGE 01276)
Technical Specifications
ParameterValue
NSN4730-00-897-5497
Primary Part NumberW21204
Item NameCoupling,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDanfoss Power Solutions II, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-100-706721204 INTERCHANGEABLE
Gasket
Way Wolff Associates Inc
5330-00-107-2055131-21204 INTERCHANGEABLE
Gasket
Danfoss Inc
6625-00-107-8259 INTERCHANGEABLE
Voltmeter
5331-00-237-7641 INTERCHANGEABLE
O-Ring
5360-00-408-0287129B INTERCHANGEABLE
Spring,lock
Follett Time Recording Co Inc
6145-00-660-8719812-35 INTERCHANGEABLE
Cable,radio Frequency
Keysight Technologies Inc
4730-00-976-39769M7357 INTERCHANGEABLE
Coupling,pipe
Caterpillar Inc Div Caterpillar Defense
4820-01-012-861321204 INTERCHANGEABLE
Body,valve
Rogerson Aircraft Equipment Group
3020-01-094-0107CB27195-001 INTERCHANGEABLE
Gear Rack
Moog Inc. Dba Ampac-Isp Corp
5996-01-103-0424 INTERCHANGEABLE
Amplifier,audio Frequency
Cross-Reference Index
Part NumberManufacturer
06056 Olympus America Inc (USA)
9M7357 Caterpillar Inc Div Caterpillar Defense (USA)
12339984 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
W21204 Dana Corp Weatherhead Div (USA)
W21204 PRIMARY Danfoss Power Solutions II, Llc (USA)
129-B-04X15 Parker Hannifin Corp Hose Products Div (USA)
88-21172 Department of Defense Project Manager-Mobile Electric Power (USA)
21204 PRIMARY Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems (USA)
207ACBH-5-4 Parker-Hannifin Corp Div Fluid System Connector Division (USA)
4730PL0779536 Jednolity Indeks Materialowy - Uniform Material Index (POL)
168-0007 Schenck Usa Corp Div Test Devices (USA)
129-B-04X15 Imperial (USA)
SK-6001-18 Gse Management Co (USA)
168-0007 Test Devices Inc (USA)
06056 Olympus Scientific Solutions Technologies Inc. (USA)
129-B Imperial (USA)
Related Parts
5330-00-100-7067INTERCHANGEABLE
GASKET
21204
5330-00-107-2055INTERCHANGEABLE
GASKET
131-21204
6625-00-107-8259INTERCHANGEABLE
VOLTMETER
5331-00-237-7641INTERCHANGEABLE
O-RING
5360-00-408-0287INTERCHANGEABLE
SPRING,LOCK
129B
6145-00-660-8719INTERCHANGEABLE
CABLE,RADIO FREQUENCY
812-35
4730-00-976-3976INTERCHANGEABLE
COUPLING,PIPE
9M7357
4820-01-012-8613INTERCHANGEABLE
BODY,VALVE
21204
3020-01-094-0107INTERCHANGEABLE
GEAR RACK
CB27195-001
5996-01-103-0424INTERCHANGEABLE
AMPLIFIER,AUDIO FREQUENCY
6640-01-153-6827INTERCHANGEABLE
PIPET,MICRO
P5057-100
4720-01-158-4614INTERCHANGEABLE
HOSE,PREFORMED
21204

Frequently Asked Questions

What is NSN 4730-00-897-5497?

NSN 4730-00-897-5497 is a Coupling,pipe, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-897-5497?

NSN 4730-00-897-5497 has 16 cross-referenced part numbers: 06056 (Olympus America Inc), 9M7357 (Caterpillar Inc Div Caterpillar Defense), 12339984 (U S Army Tank Automotive Command Amsta-Im-Mm), W21204 (Dana Corp Weatherhead Div), W21204 (Danfoss Power Solutions II, Llc) and 11 more.

What NSN replaces 4730-00-897-5497?

There are 12 known substitutes for 4730-00-897-5497: 5330-00-100-7067, 5330-00-107-2055, 6625-00-107-8259 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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