PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RTM-20-5Insertion,tool

Souriau Usa, Inc. Dba Souriau Usa Inc · NSN 5120-01-127-7979 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-127-7979 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-127-7979. Primary manufacturer part number: RTM-20-5.
Features
  • Insertion,tool — FSC 5120
  • General Characteristics Item Description: MATERIAL STEEL ALLOY,BODY ALUMINUM,KNOB PLASTIC-BLACK PHENOLIC,FINISH TIP NICKEL PLATED OVERALL LENGTH 4.747 IN MAX AND 4.627 IN MIN IN
  • 2 verified cross-references
  • Primary manufacturer: Souriau Usa, Inc. Dba Souriau Usa Inc
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Insertion,tool, cataloged under National Stock Number 5120-01-127-7979, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Souriau Usa, Inc. Dba Souriau Usa Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-127-7979
Primary Part NumberRTM-20-5
Item NameInsertion,tool
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerSouriau Usa, Inc. Dba Souriau Usa Inc
StatusACTIVE
General Characteristics Item DescriptionMATERIAL STEEL ALLOY,BODY ALUMINUM,KNOB PLASTIC-BLACK PHENOLIC,FINISH TIP NICKEL PLATED OVERALL LENGTH 4.747 IN MAX AND 4.627 IN MIN IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5120-00-079-4598 INTERCHANGEABLE
Inserter,electrical Contact
5120-01-335-8655DAK20B INTERCHANGEABLE
Inserter,electrical Contact
Daniels Manufacturing Corporation
Cross-Reference Index
Part NumberManufacturer
RTM-20-5 PRIMARY Souriau Usa, Inc. Dba Souriau Usa Inc (USA)
DAK20A Oceta (FRA)
Related Parts
5120-00-079-4598INTERCHANGEABLE
INSERTER,ELECTRICAL CONTACT
5120-01-335-8655INTERCHANGEABLE
INSERTER,ELECTRICAL CONTACT
DAK20B

Frequently Asked Questions

What is NSN 5120-01-127-7979?

NSN 5120-01-127-7979 is a Insertion,tool, manufactured by Souriau Usa, Inc. Dba Souriau Usa Inc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-127-7979?

NSN 5120-01-127-7979 has 2 cross-referenced part numbers: RTM-20-5 (Souriau Usa, Inc. Dba Souriau Usa Inc), DAK20A (Oceta).

What NSN replaces 5120-01-127-7979?

There are 2 known substitutes for 5120-01-127-7979: 5120-00-079-4598, 5120-01-335-8655. Verify interchangeability with system specifications before substitution.

What are the specifications of RTM-20-5?

Key specifications for RTM-20-5: General Characteristics Item Description: MATERIAL STEEL ALLOY,BODY ALUMINUM,KNOB PLASTIC-BLACK PHENOLIC,FINISH TIP NICKEL PLATED OVERALL LENGTH 4.747 IN MAX AND 4.627 IN MIN IN. 1 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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