PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25033Protector,rail

Steiner Eoptics, Inc. Div Steiner Eoptics · NSN 1005-01-621-2139 · FSC 1005 · No Item Name Available
Verified by PartsTable
NSN 1005-01-621-2139 — this item is cataloged by the U.S. Government under National Stock Number 1005-01-621-2139. Primary manufacturer part number: 25033.
Features
  • Protector,rail — FSC 1005
  • 1 verified cross-reference
  • Primary manufacturer: Steiner Eoptics, Inc. Div Steiner Eoptics
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Protector,rail, cataloged under National Stock Number 1005-01-621-2139, is classified within Federal Supply Class 1005 (No Item Name Available) of the Weapons group. The primary manufacturer of record is Steiner Eoptics, Inc. Div Steiner Eoptics. 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 NameProtector,rail
FSC / FSG1005 — No Item Name Available (FSG 10)
ManufacturersSteiner Eoptics, Inc. Div Steiner Eoptics (CAGE 0YR11)
Technical Specifications
ParameterValue
NSN1005-01-621-2139
Primary Part Number25033
Item NameProtector,rail
FSC / FSG1005 / 10 — No Item Name Available
ManufacturerSteiner Eoptics, Inc. Div Steiner Eoptics
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5840-00-111-340325033 INTERCHANGEABLE
Power Monitor Atten
Eaton Corp Information Management Systems Div Microwave Components
3110-00-155-66581405 INTERCHANGEABLE
Bearing,ball,annular
Federal-Mogul Corp Government Sales Dept
4720-00-203-763725478 INTERCHANGEABLE
Hose,preformed
Gates Corporation
5365-01-032-693425033 INTERCHANGEABLE
Spacer,sleeve
Williams International Co., L.l.c.
2510-01-117-290625033 INTERCHANGEABLE
Hood,engine Compartment
Jetstream of Houston, Llp Dba Jetstream of Houston Llp
1620-01-201-046625033 INTERCHANGEABLE
End
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5331-01-691-127325033 INTERCHANGEABLE
O-Ring
Tulsa Winch, Inc.
Cross-Reference Index
Part NumberManufacturer
25033 Steiner Eoptics, Inc. Div Steiner Eoptics (USA)
Related Parts
5840-00-111-3403INTERCHANGEABLE
POWER MONITOR ATTEN
25033
3110-00-155-6658INTERCHANGEABLE
BEARING,BALL,ANNULAR
1405
4720-00-203-7637INTERCHANGEABLE
HOSE,PREFORMED
25478
5365-01-032-6934INTERCHANGEABLE
SPACER,SLEEVE
25033
2510-01-117-2906INTERCHANGEABLE
HOOD,ENGINE COMPARTMENT
25033
1620-01-201-0466INTERCHANGEABLE
END
25033
5331-01-691-1273INTERCHANGEABLE
O-RING
25033

Frequently Asked Questions

What is NSN 1005-01-621-2139?

NSN 1005-01-621-2139 is a Protector,rail, manufactured by Steiner Eoptics, Inc. Div Steiner Eoptics, classified under FSC 1005 (No Item Name Available). Status: active.

What are the part numbers for NSN 1005-01-621-2139?

NSN 1005-01-621-2139 has 1 cross-referenced part number: 25033 (Steiner Eoptics, Inc. Div Steiner Eoptics).

What NSN replaces 1005-01-621-2139?

There are 7 known substitutes for 1005-01-621-2139: 5840-00-111-3403, 3110-00-155-6658, 4720-00-203-7637 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