PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17909Housing,relief Valv

Mission Systems Orchard Park Inc · NSN 4820-00-001-8966 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-001-8966 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-001-8966. Primary manufacturer part number: 17909.
Features
  • Housing,relief Valv — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Mission Systems Orchard Park Inc
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Housing,relief Valv, cataloged under National Stock Number 4820-00-001-8966, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameHousing,relief Valv
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersIngersoll-Rand Company Dba Ingersoll-Rand (CAGE 03990); Mission Systems Orchard Park Inc (CAGE 04577)
Technical Specifications
ParameterValue
NSN4820-00-001-8966
Primary Part Number17909
Item NameHousing,relief Valv
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMission Systems Orchard Park Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6810-00-237-440717909 INTERCHANGEABLE
Sodium Rhodizonate
Icn Biomedicals Inc Icn K and K Laboratories Div
7320-00-389-510617909 INTERCHANGEABLE
Knife,food Cutter,electric
Itw Food Equipment Group Llc Dba Hobart Service
5845-01-208-747017909 INTERCHANGEABLE
Recorder
Datum Inc Bancomm-Timing Div
4330-01-558-452917909 INTERCHANGEABLE
Filtering Disk,fluid
Sweco Inc
Cross-Reference Index
Part NumberManufacturer
17909 Ingersoll-Rand Company Dba Ingersoll-Rand (USA)
17909 PRIMARY Mission Systems Orchard Park Inc (USA)
Related Parts
6810-00-237-4407INTERCHANGEABLE
SODIUM RHODIZONATE
17909
7320-00-389-5106INTERCHANGEABLE
KNIFE,FOOD CUTTER,ELECTRIC
17909
5845-01-208-7470INTERCHANGEABLE
RECORDER
17909
4330-01-558-4529INTERCHANGEABLE
FILTERING DISK,FLUID
17909

Frequently Asked Questions

What is NSN 4820-00-001-8966?

NSN 4820-00-001-8966 is a Housing,relief Valv, manufactured by Mission Systems Orchard Park Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-001-8966?

NSN 4820-00-001-8966 has 2 cross-referenced part numbers: 17909 (Ingersoll-Rand Company Dba Ingersoll-Rand), 17909 (Mission Systems Orchard Park Inc).

What NSN replaces 4820-00-001-8966?

There are 4 known substitutes for 4820-00-001-8966: 6810-00-237-4407, 7320-00-389-5106, 5845-01-208-7470 and 1 more. Verify interchangeability with system specifications before substitution.

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