PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T12-4Insertion Tool,orif

Woodward Hrt Inc · NSN 5120-00-933-6743 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-933-6743 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-933-6743. Primary manufacturer part number: T12-4.
Features
  • Insertion Tool,orif — FSC 5120
  • Functional Description: USED TO INSTALL PACKING IN INTERIOR OF BODY ASSEMBLY
  • Reference Data and Literature: TO 4BA4-95-3
  • 1 verified cross-reference
  • Primary manufacturer: Woodward Hrt Inc
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Insertion Tool,orif, cataloged under National Stock Number 5120-00-933-6743, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Woodward Hrt Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-933-6743
Primary Part NumberT12-4
Item NameInsertion Tool,orif
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerWoodward Hrt Inc
StatusACTIVE
Functional DescriptionUSED TO INSTALL PACKING IN INTERIOR OF BODY ASSEMBLY
Reference Data and LiteratureTO 4BA4-95-3
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5136-00-227-726054924 INTERCHANGEABLE
Tap,thread Cutting
Tapco Cutting Tools Inc
3439-00-369-4886T124 INTERCHANGEABLE
Tip,electric Soldering Iron
Hexacon Electric Company
5360-01-399-5157T124 INTERCHANGEABLE
Spring,flat
Unertl John Optical Co Inc
6625-01-408-4663T124 INTERCHANGEABLE
Test Set,cable Shield Resistance
Wilcom Inc
Cross-Reference Index
Part NumberManufacturer
T12-4 PRIMARY Woodward Hrt Inc (USA)
Related Parts
5136-00-227-7260INTERCHANGEABLE
TAP,THREAD CUTTING
54924
3439-00-369-4886INTERCHANGEABLE
TIP,ELECTRIC SOLDERING IRON
T124
5360-01-399-5157INTERCHANGEABLE
SPRING,FLAT
T124
6625-01-408-4663INTERCHANGEABLE
TEST SET,CABLE SHIELD RESISTANCE
T124

Frequently Asked Questions

What is NSN 5120-00-933-6743?

NSN 5120-00-933-6743 is a Insertion Tool,orif, manufactured by Woodward Hrt Inc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-933-6743?

NSN 5120-00-933-6743 has 1 cross-referenced part number: T12-4 (Woodward Hrt Inc).

What NSN replaces 5120-00-933-6743?

There are 4 known substitutes for 5120-00-933-6743: 5136-00-227-7260, 3439-00-369-4886, 5360-01-399-5157 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of T12-4?

Key specifications for T12-4: End Item Identification: AIRCRAFT ELECTROHYDRAULIC PRESSURE CONTROL VALVE SERIES 1056350; Functional Description: USED TO INSTALL PACKING IN INTERIOR OF BODY ASSEMBLY; Part Name Assigned by Controlling Agency: ORIFICE PACKING INSERTION TOOL; Reference Data and Literature: TO 4BA4-95-3. 4 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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