PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20558Seat

Real-Time Laboratories, Llc · NSN 1015-01-229-5442 · FSC 1015 · No Item Name Available
Verified by PartsTable
NSN 1015-01-229-5442 — this item is cataloged by the U.S. Government under National Stock Number 1015-01-229-5442. Primary manufacturer part number: 20558.
Features
  • Seat — FSC 1015
  • 1 verified cross-reference
  • Primary manufacturer: Real-Time Laboratories, Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Seat, cataloged under National Stock Number 1015-01-229-5442, is classified within Federal Supply Class 1015 (No Item Name Available) of the Weapons group. The primary manufacturer of record is Real-Time Laboratories, Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeat
FSC / FSG1015 — No Item Name Available (FSG 10)
ManufacturersReal-Time Laboratories, Llc (CAGE 62319)
Technical Specifications
ParameterValue
NSN1015-01-229-5442
Primary Part Number20558
Item NameSeat
FSC / FSG1015 / 10 — No Item Name Available
ManufacturerReal-Time Laboratories, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2915-00-122-661039-10113 INTERCHANGEABLE
Filter Element,fluid
Hydro-Aire Aerospace Corp
3455-00-232-421519800 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
4820-00-289-08531226 INTERCHANGEABLE
Valve,safety Relief
Dante Valve Company
5310-01-306-464320558 INTERCHANGEABLE
Washer,lock
Funk Mfg Co Sub of Deere and Co
4810-01-379-122120558 INTERCHANGEABLE
Piston,valve
Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val
5120-01-430-8167 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
4720-01-591-244520558 INTERCHANGEABLE
Hose,preformed
Superior Diesel, Inc.
Cross-Reference Index
Part NumberManufacturer
20558 PRIMARY Real-Time Laboratories, Llc (USA)
Related Parts
2915-00-122-6610INTERCHANGEABLE
FILTER ELEMENT,FLUID
39-10113
3455-00-232-4215INTERCHANGEABLE
REAMER,MACHINE
19800
4820-00-289-0853INTERCHANGEABLE
VALVE,SAFETY RELIEF
1226
5310-01-306-4643INTERCHANGEABLE
WASHER,LOCK
20558
4810-01-379-1221INTERCHANGEABLE
PISTON,VALVE
20558
5120-01-430-8167INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
4720-01-591-2445INTERCHANGEABLE
HOSE,PREFORMED
20558

Frequently Asked Questions

What is NSN 1015-01-229-5442?

NSN 1015-01-229-5442 is a Seat, manufactured by Real-Time Laboratories, Llc, classified under FSC 1015 (No Item Name Available). Status: active.

What are the part numbers for NSN 1015-01-229-5442?

NSN 1015-01-229-5442 has 1 cross-referenced part number: 20558 (Real-Time Laboratories, Llc).

What NSN replaces 1015-01-229-5442?

There are 7 known substitutes for 1015-01-229-5442: 2915-00-122-6610, 3455-00-232-4215, 4820-00-289-0853 and 4 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com