PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

75457AElbow,pipe

Air Products & Chemicals, Inc · NSN 4730-00-821-9683 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-821-9683 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-821-9683. Primary manufacturer part number: 75457A.
Features
  • Elbow,pipe — FSC 4730
  • Flow Angle: 45.0 DEGREES
  • Material: STEEL OVERALL
  • Operating Pressure: 6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE
  • Thread Series Designator: NPT ALL ENDS
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Leg Length: 1.125 INCHES NOMINAL ALL ENDS IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Elbow,pipe, cataloged under National Stock Number 4730-00-821-9683, 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 Air Products & Chemicals, Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-821-9683
Primary Part Number75457A
Item NameElbow,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerAir Products & Chemicals, Inc
StatusCANCELLED
Flow Angle45.0 DEGREES
MaterialSTEEL OVERALL
Operating Pressure6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Media for Which DesignedWATER-OIL-GAS SINGLE RESPONSE
Thread Series DesignatorNPT ALL ENDS
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Leg Length1.125 INCHES NOMINAL ALL ENDS IN
Connection StylePLAIN (PIPE) ALL ENDS
Nominal Pipe Size Accommodated0.250 INCHES ALL ENDS IN
Maximum Operating Temp37.8 CELSIUS SINGLE RESPONSE DEGC
Nominal Thread Size0.250 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
6220-00-374-2072432-00-122 INTERCHANGEABLE
Stop Light-Taillight,vehicular
Arrow Safety Device Co
Cross-Reference Index
Part NumberManufacturer
75457A Air Products & Chemicals, Inc (USA)
1300 Flowserve Inc (USA)
Related Parts
6220-00-374-2072INTERCHANGEABLE
STOP LIGHT-TAILLIGHT,VEHICULAR
432-00-122

Frequently Asked Questions

What is NSN 4730-00-821-9683?

NSN 4730-00-821-9683 is a Elbow,pipe, manufactured by Air Products & Chemicals, Inc, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-821-9683?

NSN 4730-00-821-9683 has 2 cross-referenced part numbers: 75457A (Air Products & Chemicals, Inc), 1300 (Flowserve Inc).

What NSN replaces 4730-00-821-9683?

There is 1 known substitute for 4730-00-821-9683: 6220-00-374-2072. Verify interchangeability with system specifications before substitution.

What are the specifications of 75457A?

Key specifications for 75457A: Flow Angle: 45.0 DEGREES; Material: STEEL OVERALL; Operating Pressure: 6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-821-9683 still in active supply?

NSN 4730-00-821-9683 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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