PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

90-01-03Lens Barrel

Litton Systems Inc Amecom Div · NSN 5815-00-128-0631 · FSC 5815 · No Item Name Available
Verified by PartsTable
NSN 5815-00-128-0631 — this item is cataloged by the U.S. Government under National Stock Number 5815-00-128-0631. Primary manufacturer part number: 90-01-03.
Features
  • Lens Barrel — FSC 5815
  • 2 verified cross-references
  • Primary manufacturer: Litton Systems Inc Amecom Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Lens Barrel, cataloged under National Stock Number 5815-00-128-0631, is classified within Federal Supply Class 5815 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Litton Systems Inc Amecom Div. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameLens Barrel
FSC / FSG5815 — No Item Name Available (FSG 58)
ManufacturersLitton Systems Inc Amecom Div (CAGE 25549); Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (CAGE 92755)
Technical Specifications
ParameterValue
NSN5815-00-128-0631
Primary Part Number90-01-03
Item NameLens Barrel
FSC / FSG5815 / 58 — No Item Name Available
ManufacturerLitton Systems Inc Amecom Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-367-4579900-103 INTERCHANGEABLE
Gasket Set
Dresser, Llc
5995-01-154-281690-010-3 INTERCHANGEABLE
Cable Assembly
Teledyne Defense Electronics, Llc Dba Teledyne Storm Microwave Div Teledyne Storm Microwave
5310-01-228-952290010-3 INTERCHANGEABLE
Washer,flat
United Technologies Corp Hamilton Sundstrand Corp
3020-01-437-87829001-03 INTERCHANGEABLE
Chain,roller
Insinger Machine Co
Cross-Reference Index
Part NumberManufacturer
90-01-03 Litton Systems Inc Amecom Div (USA)
90-01-03 Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
Related Parts
5330-00-367-4579INTERCHANGEABLE
GASKET SET
900-103
5995-01-154-2816INTERCHANGEABLE
CABLE ASSEMBLY
90-010-3
5310-01-228-9522INTERCHANGEABLE
WASHER,FLAT
90010-3
3020-01-437-8782INTERCHANGEABLE
CHAIN,ROLLER
9001-03

Frequently Asked Questions

What is NSN 5815-00-128-0631?

NSN 5815-00-128-0631 is a Lens Barrel, manufactured by Litton Systems Inc Amecom Div, classified under FSC 5815 (No Item Name Available). Status: active.

What are the part numbers for NSN 5815-00-128-0631?

NSN 5815-00-128-0631 has 2 cross-referenced part numbers: 90-01-03 (Litton Systems Inc Amecom Div), 90-01-03 (Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp).

What NSN replaces 5815-00-128-0631?

There are 4 known substitutes for 5815-00-128-0631: 5330-00-367-4579, 5995-01-154-2816, 5310-01-228-9522 and 1 more. Verify interchangeability with system specifications before substitution.

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