PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HP6553Parts Kit,valve,wip

Tactair Fluid Controls Inc · NSN 1680-00-730-0446 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-00-730-0446 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-730-0446. Primary manufacturer part number: HP6553.
Features
  • Parts Kit,valve,wip — FSC 1680
  • 4 verified cross-references
  • Primary manufacturer: Tactair Fluid Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Parts Kit,valve,wip, cataloged under National Stock Number 1680-00-730-0446, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Tactair Fluid Controls Inc. This item has 4 commercial cross-references from 2 manufacturers, 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 NameParts Kit,valve,wip
FSC / FSG1680 — No Item Name Available (FSG 16)
ManufacturersTactair Fluid Controls Inc (CAGE 70236); Teledyne Hydra-Power Div of Teledyne Inc (CAGE 84685)
Technical Specifications
ParameterValue
NSN1680-00-730-0446
Primary Part NumberHP6553
Item NameParts Kit,valve,wip
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerTactair Fluid Controls Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-31281389 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Frink America Inc
3110-00-120-00396553 INTERCHANGEABLE
Cup,bearing
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5210-00-223-9622234A-3 INTERCHANGEABLE
Rod,end Measuring,standard
L.s. Starrett Company (the) Div Tool Division
5950-00-583-091210-20076-4 INTERCHANGEABLE
Transformer,power Autotransforme
The Boeing Company Div Legacy Wichita
3110-00-827-8648L44610 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
2990-00-922-5409T-6553 INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
6145-00-954-6812 INTERCHANGEABLE
Cable,special Purpose,electrical
3455-01-110-3523 INTERCHANGEABLE
Reamer,machine
3530-01-176-92606553 INTERCHANGEABLE
Needle,sewing Machine
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
5330-01-236-71226553 INTERCHANGEABLE
Gasket
Tescom Corp Dba Tescom Div Tescom
Cross-Reference Index
Part NumberManufacturer
HP6553 Tactair Fluid Controls Inc (USA)
6553 Teledyne Hydra-Power Div of Teledyne Inc (USA)
6553 Tactair Fluid Controls Inc (USA)
HP6553 Teledyne Hydra-Power Div of Teledyne Inc (USA)
Related Parts
3110-00-100-3128INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
1389
3110-00-120-0039INTERCHANGEABLE
CUP,BEARING
6553
5210-00-223-9622INTERCHANGEABLE
ROD,END MEASURING,STANDARD
234A-3
5950-00-583-0912INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
10-20076-4
3110-00-827-8648INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
L44610
2990-00-922-5409INTERCHANGEABLE
MUFFLER,EXHAUST
T-6553
6145-00-954-6812INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
3455-01-110-3523INTERCHANGEABLE
REAMER,MACHINE
3530-01-176-9260INTERCHANGEABLE
NEEDLE,SEWING MACHINE
6553
5330-01-236-7122INTERCHANGEABLE
GASKET
6553
2920-01-271-2815INTERCHANGEABLE
LEAD SET,IGNITION,ENGINE
5920-01-465-4610INTERCHANGEABLE
FUSE,CARTRIDGE
655-3

Frequently Asked Questions

What is NSN 1680-00-730-0446?

NSN 1680-00-730-0446 is a Parts Kit,valve,wip, manufactured by Tactair Fluid Controls Inc, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-00-730-0446?

NSN 1680-00-730-0446 has 4 cross-referenced part numbers: HP6553 (Tactair Fluid Controls Inc), 6553 (Teledyne Hydra-Power Div of Teledyne Inc), 6553 (Tactair Fluid Controls Inc), HP6553 (Teledyne Hydra-Power Div of Teledyne Inc).

What NSN replaces 1680-00-730-0446?

There are 12 known substitutes for 1680-00-730-0446: 3110-00-100-3128, 3110-00-120-0039, 5210-00-223-9622 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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