PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

102021Spout,hand Oiler

Fluid Defense Systems, Llc Dba Fluid Defense Systems · NSN 4930-01-504-1591 · FSC 4930 · No Item Name Available
Verified by PartsTable
NSN 4930-01-504-1591 — this item is cataloged by the U.S. Government under National Stock Number 4930-01-504-1591. Primary manufacturer part number: 102021.
Features
  • Spout,hand Oiler — FSC 4930
  • Screw Thread Location: INTERNAL
  • Flexibility: FLEXIBLE
  • Spout Closure Cap: INCLUDED
  • Spout Tip Removability: NONREMOVABLE
  • Spout Bottom End Thread Provision: THREADED
  • Material: PLASTIC SPOUT
  • Length: 10.500 INCHES NOMINAL IN
Applications
  • Applications requiring Plastic Spout construction
General Description

The Spout,hand Oiler, cataloged under National Stock Number 4930-01-504-1591, is classified within Federal Supply Class 4930 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Fluid Defense Systems, Llc Dba Fluid Defense Systems. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4930-01-504-1591
Primary Part Number102021
Item NameSpout,hand Oiler
FSC / FSG4930 / 49 — No Item Name Available
ManufacturerFluid Defense Systems, Llc Dba Fluid Defense Systems
StatusACTIVE
Screw Thread LocationINTERNAL
FlexibilityFLEXIBLE
Spout Closure CapINCLUDED
Spout Tip RemovabilityNONREMOVABLE
Spout Bottom End Thread ProvisionTHREADED
MaterialPLASTIC SPOUT
Length10.500 INCHES NOMINAL IN
Screw Thread Diameter1.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4320-00-275-9374962470-01 INTERCHANGEABLE
Ring,wearing
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5330-00-846-4720 INTERCHANGEABLE
Seal,fuel,slipway D
1560-00-873-634767265 INTERCHANGEABLE
Tank Assembly,fuel
Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems
5841-00-928-02127011A INTERCHANGEABLE
Cavity,radio Naviga
M C L, Inc.
4820-01-025-621910202-1 INTERCHANGEABLE
Valve,angle
Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
5935-01-705-5665102021 INTERCHANGEABLE
Adapter,connector
Cable Matters Inc. Dba Cable Matters Inc
Cross-Reference Index
Part NumberManufacturer
102021 PRIMARY Fluid Defense Systems, Llc Dba Fluid Defense Systems (USA)
067265 Oil Safe Systems Usa Llc (USA)
067265 Companion Products Inc (USA)
102021 Oil Safe Systems Usa Llc (USA)
67265 Companion Products Inc (USA)
Related Parts
4320-00-275-9374INTERCHANGEABLE
RING,WEARING
962470-01
5330-00-846-4720INTERCHANGEABLE
SEAL,FUEL,SLIPWAY D
1560-00-873-6347INTERCHANGEABLE
TANK ASSEMBLY,FUEL
67265
5841-00-928-0212INTERCHANGEABLE
CAVITY,RADIO NAVIGA
7011A
4820-01-025-6219INTERCHANGEABLE
VALVE,ANGLE
10202-1
5935-01-705-5665INTERCHANGEABLE
ADAPTER,CONNECTOR
102021

Frequently Asked Questions

What is NSN 4930-01-504-1591?

NSN 4930-01-504-1591 is a Spout,hand Oiler, manufactured by Fluid Defense Systems, Llc Dba Fluid Defense Systems, classified under FSC 4930 (No Item Name Available). Status: active.

What are the part numbers for NSN 4930-01-504-1591?

NSN 4930-01-504-1591 has 5 cross-referenced part numbers: 102021 (Fluid Defense Systems, Llc Dba Fluid Defense Systems), 067265 (Oil Safe Systems Usa Llc), 067265 (Companion Products Inc), 102021 (Oil Safe Systems Usa Llc), 67265 (Companion Products Inc).

What NSN replaces 4930-01-504-1591?

There are 6 known substitutes for 4930-01-504-1591: 4320-00-275-9374, 5330-00-846-4720, 1560-00-873-6347 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 102021?

Key specifications for 102021: Screw Thread Location: INTERNAL; Flexibility: FLEXIBLE; Spout Closure Cap: INCLUDED; Part Name Assigned by Controlling Agency: STUMBY SPOUT EXTENSION. 9 total characteristics are documented in the Federal Logistics Information System.

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