PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

800053-101Terminal Box

U.s. Pioneer, L.l.c. · NSN 5940-01-203-8887 · FSC 5940 · No Item Name Available
Verified by PartsTable
NSN 5940-01-203-8887 — this item is cataloged by the U.S. Government under National Stock Number 5940-01-203-8887. Primary manufacturer part number: 800053-101.
Features
  • Terminal Box — FSC 5940
  • 5 verified cross-references
  • Primary manufacturer: U.s. Pioneer, L.l.c.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Terminal Box, cataloged under National Stock Number 5940-01-203-8887, is classified within Federal Supply Class 5940 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is U.s. Pioneer, L.l.c.. This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameTerminal Box
FSC / FSG5940 — No Item Name Available (FSG 59)
ManufacturersLockheed Corp Lockheed Shipbuilding and Construction Co (CAGE 77408); L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation (CAGE 58475); U.s. Pioneer, L.l.c. (CAGE 44291)
Technical Specifications
ParameterValue
NSN5940-01-203-8887
Primary Part Number800053-101
Item NameTerminal Box
FSC / FSG5940 / 59 — No Item Name Available
ManufacturerU.s. Pioneer, L.l.c.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2530-00-554-8776807356 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Am General Llc
4920-00-696-6787800053 INTERCHANGEABLE
Plug,impeller Shaft
Curtiss-Wright Controls, Inc. Div Actuation Division
4330-01-353-1221800053 INTERCHANGEABLE
Filter Assembly,fluid
Gilian Instrument Corp
4810-01-491-89338000-53 INTERCHANGEABLE
Valve,ball
Amron International Inc
6350-01-492-2829800053 INTERCHANGEABLE
Keypad,control-Communicator,prog
Quadtech, Inc
4820-01-655-1219800053 INTERCHANGEABLE
Valve,flow Control
Lockheed Martin Corp
Cross-Reference Index
Part NumberManufacturer
57-6626-0000 Lockheed Corp Lockheed Shipbuilding and Construction Co (USA)
800053 L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation (USA)
6401027 Lockheed Corp Lockheed Shipbuilding and Construction Co (USA)
800053-101 PRIMARY U.s. Pioneer, L.l.c. (USA)
800053-101 L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation (USA)
Related Parts
2530-00-554-8776INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
807356
4920-00-696-6787INTERCHANGEABLE
PLUG,IMPELLER SHAFT
800053
4330-01-353-1221INTERCHANGEABLE
FILTER ASSEMBLY,FLUID
800053
4810-01-491-8933INTERCHANGEABLE
VALVE,BALL
8000-53
6350-01-492-2829INTERCHANGEABLE
KEYPAD,CONTROL-COMMUNICATOR,PROG
800053
4820-01-655-1219INTERCHANGEABLE
VALVE,FLOW CONTROL
800053

Frequently Asked Questions

What is NSN 5940-01-203-8887?

NSN 5940-01-203-8887 is a Terminal Box, manufactured by U.s. Pioneer, L.l.c., classified under FSC 5940 (No Item Name Available). Status: active.

What are the part numbers for NSN 5940-01-203-8887?

NSN 5940-01-203-8887 has 5 cross-referenced part numbers: 57-6626-0000 (Lockheed Corp Lockheed Shipbuilding and Construction Co), 800053 (L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation), 6401027 (Lockheed Corp Lockheed Shipbuilding and Construction Co), 800053-101 (U.s. Pioneer, L.l.c.), 800053-101 (L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation).

What NSN replaces 5940-01-203-8887?

There are 6 known substitutes for 5940-01-203-8887: 2530-00-554-8776, 4920-00-696-6787, 4330-01-353-1221 and 3 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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