PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-2 1/2NC81-1Deflector,dirt and Liquid

Carver Pump Company · NSN 4320-01-118-5847 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-118-5847 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-118-5847. Primary manufacturer part number: A-2 1/2NC81-1.
Features
  • Deflector,dirt and Liquid — FSC 4320
  • Material Thickness: 0.375 INCHES NOMINAL IN
  • Angle Between Centerlines of Mounting Holes in Deg: 90.0
  • Thread Class: 3B
  • Thread Direction: RIGHT-HAND
  • Style Designator: ROUND
  • Thread Size and Series/type Designator: 0.190-24 UNIFIED NATIONAL COARSE (UNC)
  • Material Document and Classification: MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE
Applications
  • Applications requiring Copper Alloy 922 construction
General Description

The Deflector,dirt and Liquid, cataloged under National Stock Number 4320-01-118-5847, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Carver Pump Company. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-118-5847
Primary Part NumberA-2 1/2NC81-1
Item NameDeflector,dirt and Liquid
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCarver Pump Company
StatusACTIVE
Material Thickness0.375 INCHES NOMINAL IN
Angle Between Centerlines of Mounting Holes in Deg90.0
Thread Class3B
Thread DirectionRIGHT-HAND
Style DesignatorROUND
Thread Size and Series/type Designator0.190-24 UNIFIED NATIONAL COARSE (UNC)
Material Document and ClassificationMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE
MaterialCOPPER ALLOY 922
Mounting Hole Quantity2
Inside Diameter1.256 INCHES NOMINAL IN
Mounting Hole TypeTHREADED
Outside Diameter2.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5960-00-307-9919373223-1 INTERCHANGEABLE
Electron Tube
Raytheon Company Dba Raytheon Co
Cross-Reference Index
Part NumberManufacturer
A-2 1/2NC81-1 PRIMARY Carver Pump Company (USA)
L2334 Rps-Fl, Inc. Dba Rps Inc (USA)
NC500-70 PIECE 81 Carver Pump Company (USA)
F-NC500-70 PIECE 81 Carver Pump Company (USA)
F-NC500-70 Carver Pump Company (USA)
A-040-NGS-0-1-264 Carver Pump Company (USA)
040-NGS-0010256 PRIMARY Carver Pump Company (USA)
Related Parts
5960-00-307-9919INTERCHANGEABLE
ELECTRON TUBE
373223-1

Frequently Asked Questions

What is NSN 4320-01-118-5847?

NSN 4320-01-118-5847 is a Deflector,dirt and Liquid, manufactured by Carver Pump Company, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-118-5847?

NSN 4320-01-118-5847 has 7 cross-referenced part numbers: A-2 1/2NC81-1 (Carver Pump Company), L2334 (Rps-Fl, Inc. Dba Rps Inc), NC500-70 PIECE 81 (Carver Pump Company), F-NC500-70 PIECE 81 (Carver Pump Company), F-NC500-70 (Carver Pump Company) and 2 more.

What NSN replaces 4320-01-118-5847?

There is 1 known substitute for 4320-01-118-5847: 5960-00-307-9919. Verify interchangeability with system specifications before substitution.

What are the specifications of A-2 1/2NC81-1?

Key specifications for A-2 1/2NC81-1: Material Thickness: 0.375 INCHES NOMINAL IN; Angle Between Centerlines of Mounting Holes in Deg: 90.0; Thread Class: 3B; Thread Direction: RIGHT-HAND. 14 total characteristics are documented in the Federal Logistics Information System.

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