PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

900581Plunger,pressure Co

Mission Systems Orchard Park Inc · NSN 1660-00-658-6792 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-658-6792 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-658-6792. Primary manufacturer part number: 900581.
Features
  • Plunger,pressure Co — FSC 1660
  • 2 verified cross-references
  • Primary manufacturer: Mission Systems Orchard Park Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Plunger,pressure Co, cataloged under National Stock Number 1660-00-658-6792, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Mission Systems Orchard Park Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePlunger,pressure Co
FSC / FSG1660 — No Item Name Available (FSG 16)
ManufacturersMission Systems Orchard Park Inc (CAGE 04577); Ingersoll-Rand Company Dba Ingersoll-Rand (CAGE 03990)
Technical Specifications
ParameterValue
NSN1660-00-658-6792
Primary Part Number900581
Item NamePlunger,pressure Co
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerMission Systems Orchard Park Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5340-00-333-6426H605SK1441 INTERCHANGEABLE
Catch,flush
Hartwell Corporation
3110-00-807-9464907446 INTERCHANGEABLE
Bearing,ball,annular
Allison Transmission Inc Dba Allison Transmission, Inc
5961-00-943-7730 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
900581 PRIMARY Mission Systems Orchard Park Inc (USA)
900581 Ingersoll-Rand Company Dba Ingersoll-Rand (USA)
Related Parts
5340-00-333-6426INTERCHANGEABLE
CATCH,FLUSH
H605SK1441
3110-00-807-9464INTERCHANGEABLE
BEARING,BALL,ANNULAR
907446
5961-00-943-7730INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 1660-00-658-6792?

NSN 1660-00-658-6792 is a Plunger,pressure Co, manufactured by Mission Systems Orchard Park Inc, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-658-6792?

NSN 1660-00-658-6792 has 2 cross-referenced part numbers: 900581 (Mission Systems Orchard Park Inc), 900581 (Ingersoll-Rand Company Dba Ingersoll-Rand).

What NSN replaces 1660-00-658-6792?

There are 3 known substitutes for 1660-00-658-6792: 5340-00-333-6426, 3110-00-807-9464, 5961-00-943-7730. Verify interchangeability with system specifications before substitution.

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