PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14979Fulcrum,demand Valv

Mission Systems Orchard Park Inc · NSN 1660-00-633-2593 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-633-2593 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-633-2593. Primary manufacturer part number: 14979.
Features
  • Fulcrum,demand Valv — 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 Fulcrum,demand Valv, cataloged under National Stock Number 1660-00-633-2593, 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameFulcrum,demand Valv
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
NSN1660-00-633-2593
Primary Part Number14979
Item NameFulcrum,demand Valv
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerMission Systems Orchard Park Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4330-00-034-827199114979 INTERCHANGEABLE
Shell,worm Screw
Alfa Laval Inc
3110-00-100-053218520 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5950-00-647-5338 INTERCHANGEABLE
Transformer,power
3825-00-846-8473 INTERCHANGEABLE
Stop
6520-01-003-242714979 INTERCHANGEABLE
Bur,dental,excavating
Ss White Burs Llc
4730-01-143-454627215-A INTERCHANGEABLE
Plug,tube Fitting,threaded
Paxton Products Inc
Cross-Reference Index
Part NumberManufacturer
14979 PRIMARY Mission Systems Orchard Park Inc (USA)
14979 Ingersoll-Rand Company Dba Ingersoll-Rand (USA)
Related Parts
4330-00-034-8271INTERCHANGEABLE
SHELL,WORM SCREW
99114979
3110-00-100-0532INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
18520
5950-00-647-5338INTERCHANGEABLE
TRANSFORMER,POWER
3825-00-846-8473INTERCHANGEABLE
STOP
6520-01-003-2427INTERCHANGEABLE
BUR,DENTAL,EXCAVATING
14979
4730-01-143-4546INTERCHANGEABLE
PLUG,TUBE FITTING,THREADED
27215-A

Frequently Asked Questions

What is NSN 1660-00-633-2593?

NSN 1660-00-633-2593 is a Fulcrum,demand Valv, manufactured by Mission Systems Orchard Park Inc, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-633-2593?

NSN 1660-00-633-2593 has 2 cross-referenced part numbers: 14979 (Mission Systems Orchard Park Inc), 14979 (Ingersoll-Rand Company Dba Ingersoll-Rand).

What NSN replaces 1660-00-633-2593?

There are 6 known substitutes for 1660-00-633-2593: 4330-00-034-8271, 3110-00-100-0532, 5950-00-647-5338 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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