Adapter, Straight, Flange to Hose4730-01-680-9931

NSN 4730-01-680-9931 · NIIN 016809931

FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings

Government record, cited

Also searched as 4730-01-680-9931 · 4730016809931 · NIIN 016809931 · 01-680-9931 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings

Nearby stock numbers ← 4730-01-680-9805 Cap, Quick Disconnect · 4730-01-680-9945 Elbow, Tube →

4730-01-680-9931 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Adapter,straight,flange to Hose — FSC 4730
Style Designator: COUPLING TUBE W/BULKHEAD UNION
Nominal Thread Size: 0.5625 INCHES ALL ENDS BULKHEAD IN
Thread Quantity Per Inch: 24 ALL ENDS BULKHEAD

Identification

NSN: 4730-01-680-9931
NIIN: 016809931
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings

General Description

The Adapter,straight,flange to Hose, cataloged under National Stock Number 4730-01-680-9931, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4730-01-680-9931
Item Name	Adapter,straight,flange to Hose
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Status	ACTIVE
Style Designator	COUPLING TUBE W/BULKHEAD UNION
Nominal Thread Size	0.5625 INCHES ALL ENDS BULKHEAD IN
Thread Quantity Per Inch	24 ALL ENDS BULKHEAD

Lifecycle & Compliance

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

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
62CBH-6	3/2 Design control — primary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4730-00-000-1895

4730-00-000-1895 · Item name not on file

4730-00-000-4289

4730-00-000-4289 · Item name not on file

4730-00-000-4445

4730-00-000-4445 · Item name not on file

4730-00-000-8373

4730-00-000-8373 · Item name not on file

4730-00-000-8897

4730-00-000-8897 · Item name not on file

4730-00-001-0007

4730-00-001-0007 · Item name not on file

4730-00-001-0008

COUPLING,TUBE

4730-00-001-0008

COUPLING,TUBE

Frequently Asked Questions

What is NSN 4730-01-680-9931?

NSN 4730-01-680-9931 is a Adapter,straight,flange to Hose, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What are the specifications of 4730-01-680-9931?

Key specifications for 4730-01-680-9931: Style Designator: COUPLING TUBE W/BULKHEAD UNION; Nominal Thread Size: 0.5625 INCHES ALL ENDS BULKHEAD IN; Special Features: TUBE SIZE:0.375 IN;TEMP. RANGE: -65 DEGREES TO 250 DEGREES F;MAX. PRESSURE: 75 TO 400 PSI;HEX SIZE:0.6875 IN;TUBE FITTING MATERIAL: BRASS;PIPE FITTING CONNECTION TYPE: COMPRESSION IN; Part Name Assigned by Controlling Agency: COMPRESSION BRASS BULKHEAD UNION. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-680-9931 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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