PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

179Adjuster,spring,communications E

American Telephone and Telegraph Co · NSN 5120-00-230-7887 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-230-7887 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-230-7887. Primary manufacturer part number: 179.
Features
  • Adjuster,spring,communications E — FSC 5120
  • 3 verified cross-references
  • Primary manufacturer: American Telephone and Telegraph Co
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Adjuster,spring,communications E, cataloged under National Stock Number 5120-00-230-7887, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is American Telephone and Telegraph Co. This item has 3 commercial cross-references from 3 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 NameAdjuster,spring,communications E
FSC / FSG5120 — No Item Name Available (FSG 51)
ManufacturersAmerican Telephone and Telegraph Co (CAGE 64959); Lucent Technologies Inc Corporate Headquarters (CAGE 3B4M0); At and T Corp (CAGE 70408)
Technical Specifications
ParameterValue
NSN5120-00-230-7887
Primary Part Number179
Item NameAdjuster,spring,communications E
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerAmerican Telephone and Telegraph Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2640-00-052-0855 INTERCHANGEABLE
Valve,pneumatic Tire
6150-00-132-0489179 INTERCHANGEABLE
Lead,storage Battery
Elliott Machine Works Inc
5120-00-179-34847008938-00 INTERCHANGEABLE
Key,socket Head Screw
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
5210-00-229-305479A-6 INTERCHANGEABLE
Caliper,outside Thread
L.s. Starrett Company (the) Div Tool Division
5210-00-229-3056179-4 INTERCHANGEABLE
Caliper,outside Thread
L.s. Starrett Company (the) Div Tool Division
5365-00-241-9991179 INTERCHANGEABLE
Bushing
Stothert & Pitt
4730-00-277-5536179 INTERCHANGEABLE
Reducer,pipe
Stockham Valves and Fittings Inc
5945-00-543-8702AE140-006-99 INTERCHANGEABLE
Chopper,electronic
Dare Electronics, Inc.
5325-00-720-8064 INTERCHANGEABLE
Ring,retaining
7710-00-913-7388H279 INTERCHANGEABLE
French Horn
Washington Music Sales Center Inc Dba Washington Music Center
Cross-Reference Index
Part NumberManufacturer
179 American Telephone and Telegraph Co (USA)
179 Lucent Technologies Inc Corporate Headquarters (USA)
179 At and T Corp (USA)
Related Parts
2640-00-052-0855INTERCHANGEABLE
VALVE,PNEUMATIC TIRE
6150-00-132-0489INTERCHANGEABLE
LEAD,STORAGE BATTERY
179
5120-00-179-3484INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
7008938-00
5210-00-229-3054INTERCHANGEABLE
CALIPER,OUTSIDE THREAD
79A-6
5210-00-229-3056INTERCHANGEABLE
CALIPER,OUTSIDE THREAD
179-4
5365-00-241-9991INTERCHANGEABLE
BUSHING
179
4730-00-277-5536INTERCHANGEABLE
REDUCER,PIPE
179
5945-00-543-8702INTERCHANGEABLE
CHOPPER,ELECTRONIC
AE140-006-99
5325-00-720-8064INTERCHANGEABLE
RING,RETAINING
7710-00-913-7388INTERCHANGEABLE
FRENCH HORN
H279
6625-01-075-5564INTERCHANGEABLE
MULTIMETER
3110-01-246-2469INTERCHANGEABLE
BALL,BEARING

Frequently Asked Questions

What is NSN 5120-00-230-7887?

NSN 5120-00-230-7887 is a Adjuster,spring,communications E, manufactured by American Telephone and Telegraph Co, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-230-7887?

NSN 5120-00-230-7887 has 3 cross-referenced part numbers: 179 (American Telephone and Telegraph Co), 179 (Lucent Technologies Inc Corporate Headquarters), 179 (At and T Corp).

What NSN replaces 5120-00-230-7887?

There are 12 known substitutes for 5120-00-230-7887: 2640-00-052-0855, 6150-00-132-0489, 5120-00-179-3484 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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