PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5000121-4Guide

Whippany Actuation Systems, Llc · NSN 1055-01-120-3584 · FSC 1055 · No Item Name Available
Verified by PartsTable
NSN 1055-01-120-3584 — this item is cataloged by the U.S. Government under National Stock Number 1055-01-120-3584. Primary manufacturer part number: 5000121-4.
Features
  • Guide — FSC 1055
  • General Characteristics Item Description: 6.170 IN. LG,INCLUDES P/N 4990383-4 AND E4968M1 IN
  • 2 verified cross-references
  • Primary manufacturer: Whippany Actuation Systems, Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Guide, cataloged under National Stock Number 1055-01-120-3584, is classified within Federal Supply Class 1055 (No Item Name Available) of the Weapons group. The primary manufacturer of record is Whippany Actuation Systems, Llc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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
NSN1055-01-120-3584
Primary Part Number5000121-4
Item NameGuide
FSC / FSG1055 / 10 — No Item Name Available
ManufacturerWhippany Actuation Systems, Llc
StatusACTIVE
General Characteristics Item Description6.170 IN. LG,INCLUDES P/N 4990383-4 AND E4968M1 IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4720-00-269-7659 INTERCHANGEABLE
Hose Assembly,nonmetallic
5995-00-349-431753-061-1 INTERCHANGEABLE
Lead,special Purpose
Jettron Products Inc
5962-01-044-7879 INTERCHANGEABLE
Microcircuit,digital
6140-01-396-4771500012-1 INTERCHANGEABLE
Battery,storage
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Cross-Reference Index
Part NumberManufacturer
5000121-4 PRIMARY Whippany Actuation Systems, Llc (USA)
5000121 Whippany Actuation Systems, Llc (USA)
Related Parts
4720-00-269-7659INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5995-00-349-4317INTERCHANGEABLE
LEAD,SPECIAL PURPOSE
53-061-1
5962-01-044-7879INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
6140-01-396-4771INTERCHANGEABLE
BATTERY,STORAGE
500012-1

Frequently Asked Questions

What is NSN 1055-01-120-3584?

NSN 1055-01-120-3584 is a Guide, manufactured by Whippany Actuation Systems, Llc, classified under FSC 1055 (No Item Name Available). Status: active.

What are the part numbers for NSN 1055-01-120-3584?

NSN 1055-01-120-3584 has 2 cross-referenced part numbers: 5000121-4 (Whippany Actuation Systems, Llc), 5000121 (Whippany Actuation Systems, Llc).

What NSN replaces 1055-01-120-3584?

There are 4 known substitutes for 1055-01-120-3584: 4720-00-269-7659, 5995-00-349-4317, 5962-01-044-7879 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5000121-4?

Key specifications for 5000121-4: General Characteristics Item Description: 6.170 IN. LG,INCLUDES P/N 4990383-4 AND E4968M1 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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