PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1121-1Tailpiece,union

R & D Machine Rafael Anaya Div Defense Logistics Agency · NSN 4730-01-312-6112 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-312-6112 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-312-6112. Primary manufacturer part number: 1121-1.
Features
  • Tailpiece,union — FSC 4730
  • 3 verified cross-references
  • Primary manufacturer: R & D Machine Rafael Anaya Div Defense Logistics Agency
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Tailpiece,union, cataloged under National Stock Number 4730-01-312-6112, 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 R & D Machine Rafael Anaya Div Defense Logistics Agency. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameTailpiece,union
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersR & D Machine Rafael Anaya Div Defense Logistics Agency (CAGE 8W880)
Technical Specifications
ParameterValue
NSN4730-01-312-6112
Primary Part Number1121-1
Item NameTailpiece,union
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerR & D Machine Rafael Anaya Div Defense Logistics Agency
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-036-15352667003 INTERCHANGEABLE
Cap,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
3110-00-100-066011211 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Ferguson Mfg and Equipment Co Inc
4730-00-277-5683 INTERCHANGEABLE
Elbow,pipe
5360-00-425-0626C46-55 INTERCHANGEABLE
Spring,helical,compression
Astec Industries Inc Div Astec Ind.
5136-00-580-735554520 INTERCHANGEABLE
Tap,thread Cutting
Tapco Cutting Tools Inc
5305-00-619-1170 INTERCHANGEABLE
Screw,machine
5340-00-852-7876 INTERCHANGEABLE
Handle,bail
5340-00-989-577011-2-11 INTERCHANGEABLE
Bracket,angle
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
6685-01-032-751611211 INTERCHANGEABLE
Dial,internal Stop
Saf Industries Llc Dba Saf Industries Llc Div Garkenyon
5315-01-175-770446296C266 INTERCHANGEABLE
Pin,straight,headless
Triumph Gear Systems Inc Dba Triumph Gear Systems Inc
Cross-Reference Index
Part NumberManufacturer
1120 ITEM 3 R & D Machine Rafael Anaya Div Defense Logistics Agency (USA)
1120 R & D Machine Rafael Anaya Div Defense Logistics Agency (USA)
1121-1 PRIMARY R & D Machine Rafael Anaya Div Defense Logistics Agency (USA)
Related Parts
4820-00-036-1535INTERCHANGEABLE
CAP,VALVE
2667003
3110-00-100-0660INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
11211
4730-00-277-5683INTERCHANGEABLE
ELBOW,PIPE
5360-00-425-0626INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
C46-55
5136-00-580-7355INTERCHANGEABLE
TAP,THREAD CUTTING
54520
5305-00-619-1170INTERCHANGEABLE
SCREW,MACHINE
5340-00-852-7876INTERCHANGEABLE
HANDLE,BAIL
5340-00-989-5770INTERCHANGEABLE
BRACKET,ANGLE
11-2-11
6685-01-032-7516INTERCHANGEABLE
DIAL,INTERNAL STOP
11211
5315-01-175-7704INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
46296C266
5330-01-215-9830INTERCHANGEABLE
GASKET
056624 ITEM 14
3110-01-226-9563INTERCHANGEABLE
BEARING,FAN AND WATER PUMP
11-211

Frequently Asked Questions

What is NSN 4730-01-312-6112?

NSN 4730-01-312-6112 is a Tailpiece,union, manufactured by R & D Machine Rafael Anaya Div Defense Logistics Agency, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-312-6112?

NSN 4730-01-312-6112 has 3 cross-referenced part numbers: 1120 ITEM 3 (R & D Machine Rafael Anaya Div Defense Logistics Agency), 1120 (R & D Machine Rafael Anaya Div Defense Logistics Agency), 1121-1 (R & D Machine Rafael Anaya Div Defense Logistics Agency).

What NSN replaces 4730-01-312-6112?

There are 12 known substitutes for 4730-01-312-6112: 4820-00-036-1535, 3110-00-100-0660, 4730-00-277-5683 and 9 more. Verify interchangeability with system specifications before substitution.

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