PartsTable TECHNICAL DATA SHEET

NSN 4730-00-005-7621Government record, cited

Flange, Pipe4730-00-005-7621

NSN 4730-00-005-7621 · NIIN 000057621 · Part number 206759

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 61208

Government record, cited

NSN 4730-00-005-7621 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-005-7621. Manufacturer of record part number: 206759.

Also searched as 4730-00-005-7621 · 4730000057621 · NIIN 000057621 · 00-005-7621 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 61208 · 206759 · 5198811 · 5198811

Nearby stock numbers ← 4730-00-005-7619 Strainer Element, Sediment · 4730-00-005-7682 →

4730-00-005-7621 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Flange,pipe — FSC 4730
1 manufacturer part number on file
Manufacturer of record: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic

Identification

NSN: 4730-00-005-7621
NIIN: 000057621
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 206759
Manufacturer: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic

General Description

The Flange,pipe, cataloged under National Stock Number 4730-00-005-7621, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	Flange,pipe
FSC / FSG	4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47)
Manufacturers	Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (CAGE 61208)

Technical Specifications

Parameter	Value
NSN	4730-00-005-7621
Primary Part Number	206759
Item Name	Flange,pipe
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Manufacturer	Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

⇄ Related Items 4

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

3110-00-155-74640206759 POSSIBLE MATCH

BEARING,ROLLER,TAPERED

Possible match (shared part number)Agco Corp Parts Opn

4820-01-234-3177206759ASSY94 POSSIBLE MATCH

VALVE,CHECK

Possible match (shared part number)Huntington Ingalls Inc Div Newport News Shipbuilding

4820-01-234-8336206759ASSY98 POSSIBLE MATCH

VALVE,CHECK

Possible match (shared part number)Huntington Ingalls Inc Div Newport News Shipbuilding

5996-01-571-1450WTX-14014546-70-ES-36 POSSIBLE MATCH

AMPLIFIER,RADIO FREQUENCY

Possible match (shared part number)Servsat Communications, Inc.

Cross-Reference Index

Part Number	Manufacturer
206759 PRIMARY	Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)

Reference documents

Reference	Meaning
5198811	5/9 Secondary reference Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
5198811	5/9 Secondary reference Rolls-Royce Solutions America Inc

Related Parts

3110-00-155-7464POSSIBLE MATCH

BEARING,ROLLER,TAPERED

0206759

4820-01-234-3177POSSIBLE MATCH

VALVE,CHECK

206759ASSY94

4820-01-234-8336POSSIBLE MATCH

VALVE,CHECK

206759ASSY98

5996-01-571-1450POSSIBLE MATCH

AMPLIFIER,RADIO FREQUENCY

WTX-14014546-70-ES-36

Frequently Asked Questions

What is NSN 4730-00-005-7621?

NSN 4730-00-005-7621 is a Flange,pipe, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-00-005-7621?

NSN 4730-00-005-7621 has 1 manufacturer part number on file: 206759 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What NSN replaces 4730-00-005-7621?

4 possible matches (shared part number, not a government interchangeability claim): 3110-00-155-7464, 4820-01-234-3177, 4820-01-234-8336. Verify interchangeability with system specifications before substitution.

Is NSN 4730-00-005-7621 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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