Adapter, Pressure Valve4730-01-048-6255

NSN 4730-01-048-6255 · NIIN 010486255 · Part number 68A581252-1001

The Boeing Company Div Defense · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 76301

Government record, cited

NSN 4730-01-048-6255 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-048-6255. Manufacturer of record part number: 68A581252-1001.

Also searched as 4730-01-048-6255 · 4730010486255 · NIIN 010486255 · 01-048-6255 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 76301 · 68A581252-1001

Nearby stock numbers ← 4730-01-048-6254 Bushing, Tube · 4730-01-048-6358 Sleeve, Compression, Tube-Hose Fit →

4730-01-048-6255 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Adapter,pressure Valve — FSC 4730
General Characteristics Item Description: ALUMINUM ALLOY,QQ-A-225/8,COND T651,3.920 IN.MIN,3.980 IN.MAX O/A LG,2.970 IN.MIN,3.030 IN.MAX FIRST END FLANGE DIA,0.240 IN.MIN,0.260 IN.MAX THK,4 DRIVE POINTS,0.180 IN.MIN,0.200 IN.MAX N,0.114 IN.MIN,0.134 IN.MAX DRIVE POINT DP,2.212 IN.MIN,2.242 IN.MAX FIRST END HOLE DIA,2.795 IN.MIN,2.800 IN.MAX SECOND END FLANGE DIA,0.183 IN.MIN,0.188 IN.MAX THK,2.230 IN.MIN,2.250 IN.MAX SECOND END HOLE DIA,2.365 IN.MIN,2.380 IN.MAX TUBE DIA,2.990 IN.MIN,3.010 IN.MAX RETAINER DIA,0.302 IN.MIN,0.322 IN.MAX THK,FIRST END THD 2.188-16 UNS-3B,120.0 PSI MAX OPERATING PRESSURE,AIR MEDIA,125.0 UIN FIN. IN
1 manufacturer part number on file
Manufacturer of record: The Boeing Company Div Defense

Identification

NSN: 4730-01-048-6255
NIIN: 010486255
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 68A581252-1001
Manufacturer: The Boeing Company Div Defense

General Description

The Adapter,pressure Valve, cataloged under National Stock Number 4730-01-048-6255, 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 The Boeing Company Div Defense. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4730-01-048-6255
Primary Part Number	68A581252-1001
Item Name	Adapter,pressure Valve
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Manufacturer	The Boeing Company Div Defense
Status	ACTIVE
General Characteristics Item Description	ALUMINUM ALLOY,QQ-A-225/8,COND T651,3.920 IN.MIN,3.980 IN.MAX O/A LG,2.970 IN.MIN,3.030 IN.MAX FIRST END FLANGE DIA,0.240 IN.MIN,0.260 IN.MAX THK,4 DRIVE POINTS,0.180 IN.MIN,0.200 IN.MAX N,0.114 IN.MIN,0.134 IN.MAX DRIVE POINT DP,2.212 IN.MIN,2.242 IN.MAX FIRST END HOLE DIA,2.795 IN.MIN,2.800 IN.MAX SECOND END FLANGE DIA,0.183 IN.MIN,0.188 IN.MAX THK,2.230 IN.MIN,2.250 IN.MAX SECOND END HOLE DIA,2.365 IN.MIN,2.380 IN.MAX TUBE DIA,2.990 IN.MIN,3.010 IN.MAX RETAINER DIA,0.302 IN.MIN,0.322 IN.MAX THK,FIRST END THD 2.188-16 UNS-3B,120.0 PSI MAX OPERATING PRESSURE,AIR MEDIA,125.0 UIN FIN. IN

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

Part Number	Manufacturer
68A581252-1001 PRIMARY	The Boeing Company Div Defense (USA)

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 4730-01-048-6255?

NSN 4730-01-048-6255 is a Adapter,pressure Valve, manufactured by The Boeing Company Div Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-048-6255?

NSN 4730-01-048-6255 has 1 manufacturer part number on file: 68A581252-1001 (The Boeing Company Div Defense).

What are the specifications of 68A581252-1001?

Key specifications for 68A581252-1001: General Characteristics Item Description: ALUMINUM ALLOY,QQ-A-225/8,COND T651,3.920 IN.MIN,3.980 IN.MAX O/A LG,2.970 IN.MIN,3.030 IN.MAX FIRST END FLANGE DIA,0.240 IN.MIN,0.260 IN.MAX THK,4 DRIVE POINTS,0.180 IN.MIN,0.200 IN.MAX N,0.114 IN.MIN,0.134 IN.MAX DRIVE POINT DP,2.212 IN.MIN,2.242 IN.MAX FIRST END HOLE DIA,2.795 IN.MIN,2.800 IN.MAX SECOND END FLANGE DIA,0.183 IN.MIN,0.188 IN.MAX THK,2.230 IN.MIN,2.250 IN.MAX SECOND END HOLE DIA,2.365 IN.MIN,2.380 IN.MAX TUBE DIA,2.990 IN.MIN,3.010 IN.MAX RETAINER DIA,0.302 IN.MIN,0.322 IN.MAX THK,FIRST END THD 2.188-16 UNS-3B,120.0 PSI MAX OPERATING PRESSURE,AIR MEDIA,125.0 UIN FIN. IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 4730-01-048-6255 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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