PartsTable TECHNICAL DATA SHEET
NSN 4730-01-693-2957Government record, cited

Adapter, Straight, Pipe to Boss4730-01-693-2957

NSN 4730-01-693-2957 · NIIN 016932957 · Part number 2025-DA-AL
Dixon Valve & Coupling Company, Llc Div Dixon Fire · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 72661
Government record, cited
NSN 4730-01-693-2957 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-693-2957. Manufacturer of record part number: 2025-DA-AL.
Also searched as  4730-01-693-2957 · 4730016932957 · NIIN 016932957 · 01-693-2957 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 72661 · 2025-DA-AL
Nearby stock numbers  ·
Features
  • Adapter,straight,pipe to Boss — FSC 4730
  • Connection Type: GROOVED COUPLING FIRST END
  • Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Material: ALUMINUM ALLOY 356.0 OVERALL
  • 1 manufacturer part number on file
  • Manufacturer of record: Dixon Valve & Coupling Company, Llc Div Dixon Fire
Identification
  • NSN: 4730-01-693-2957
  • NIIN: 016932957
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 2025-DA-AL
  • Manufacturer: Dixon Valve & Coupling Company, Llc Div Dixon Fire
General Description

The Adapter,straight,pipe to Boss, cataloged under National Stock Number 4730-01-693-2957, 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 Dixon Valve & Coupling Company, Llc Div Dixon Fire. Government technical data includes 3 specifications, 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
ParameterValue
NSN4730-01-693-2957
Primary Part Number2025-DA-AL
Item NameAdapter,straight,pipe to Boss
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerDixon Valve & Coupling Company, Llc Div Dixon Fire
StatusACTIVE
Connection TypeGROOVED COUPLING FIRST END
Operating Pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MaterialALUMINUM ALLOY 356.0 OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
2025-DA-AL PRIMARY Dixon Valve & Coupling Company, Llc Div Dixon Fire (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 4730-01-693-2957?

NSN 4730-01-693-2957 is a Adapter,straight,pipe to Boss, manufactured by Dixon Valve & Coupling Company, Llc Div Dixon Fire, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-693-2957?

NSN 4730-01-693-2957 has 1 manufacturer part number on file: 2025-DA-AL (Dixon Valve & Coupling Company, Llc Div Dixon Fire).

What are the specifications of 2025-DA-AL?

Key specifications for 2025-DA-AL: Connection Type: GROOVED COUPLING FIRST END; Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Special Features: SEAL BUNA-N, ADAPTER SIZE 2-1/2 INCH, COUPLER SIZE 2 INCH, IN; Part Name Assigned by Controlling Agency: CAM AND GROOVE JUMP SIZE COUPLER X ADAPTER. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-693-2957 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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