PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21737Elbow,air Cleaner

Briggs and Stratton Corp · NSN 4730-00-356-1310 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-356-1310 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-356-1310. Primary manufacturer part number: 21737.
Features
  • Elbow,air Cleaner — FSC 4730
  • 3 verified cross-references
  • Primary manufacturer: Briggs and Stratton Corp
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Elbow,air Cleaner, cataloged under National Stock Number 4730-00-356-1310, 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 Briggs and Stratton Corp. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameElbow,air Cleaner
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersBriggs and Stratton Corp (CAGE 08645); Chief of Engineers Dept of Army (CAGE 81336)
Technical Specifications
ParameterValue
NSN4730-00-356-1310
Primary Part Number21737
Item NameElbow,air Cleaner
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerBriggs and Stratton Corp
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5985-00-051-90951KU101 INTERCHANGEABLE
Isolator,radio Frequency Reflect
Rantec Microwave Systems, Inc. Dba Rantec Microwave Systems Inc
5905-00-194-8405 INTERCHANGEABLE
Resistor,fixed,film
6130-00-405-2921 INTERCHANGEABLE
Power Supply
1660-00-571-2238 INTERCHANGEABLE
Converter,liquid Oxygen
3020-00-948-715021737 INTERCHANGEABLE
Gear,spur
Mason Electric Co. Dba Mason Controls
5895-01-096-234821737 INTERCHANGEABLE
Rear Connector Hous
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
4820-01-154-8220 INTERCHANGEABLE
Valve
3130-01-183-397921119 INTERCHANGEABLE
Cap,pillow Block
Moog Inc. Dba Ampac-Isp Corp
4320-01-209-290021119 INTERCHANGEABLE
Shaft and Bearing Assembly
Parker Hannifin Corporation Div Hydraulic Systems Division
4730-01-669-1863 INTERCHANGEABLE
Elbow,pipe to Tube
Cross-Reference Index
Part NumberManufacturer
21737 PRIMARY Briggs and Stratton Corp (USA)
21119 Briggs and Stratton Corp (USA)
60821737 Chief of Engineers Dept of Army (USA)
Related Parts
5985-00-051-9095INTERCHANGEABLE
ISOLATOR,RADIO FREQUENCY REFLECT
1KU101
5905-00-194-8405INTERCHANGEABLE
RESISTOR,FIXED,FILM
6130-00-405-2921INTERCHANGEABLE
POWER SUPPLY
1660-00-571-2238INTERCHANGEABLE
CONVERTER,LIQUID OXYGEN
3020-00-948-7150INTERCHANGEABLE
GEAR,SPUR
21737
5895-01-096-2348INTERCHANGEABLE
REAR CONNECTOR HOUS
21737
4820-01-154-8220INTERCHANGEABLE
VALVE
3130-01-183-3979INTERCHANGEABLE
CAP,PILLOW BLOCK
21119
4320-01-209-2900INTERCHANGEABLE
SHAFT AND BEARING ASSEMBLY
21119
4730-01-669-1863INTERCHANGEABLE
ELBOW,PIPE TO TUBE
5930-01-685-8933INTERCHANGEABLE
SWITCH,PRESSURE
21119

Frequently Asked Questions

What is NSN 4730-00-356-1310?

NSN 4730-00-356-1310 is a Elbow,air Cleaner, manufactured by Briggs and Stratton Corp, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-356-1310?

NSN 4730-00-356-1310 has 3 cross-referenced part numbers: 21737 (Briggs and Stratton Corp), 21119 (Briggs and Stratton Corp), 60821737 (Chief of Engineers Dept of Army).

What NSN replaces 4730-00-356-1310?

There are 11 known substitutes for 4730-00-356-1310: 5985-00-051-9095, 5905-00-194-8405, 6130-00-405-2921 and 8 more. Verify interchangeability with system specifications before substitution.

Is NSN 4730-00-356-1310 still in active supply?

NSN 4730-00-356-1310 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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