PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51444Plate,identification

Rotary Vacuum Pumps Inc · NSN 9905-01-045-4428 · FSC 9905 · No Item Name Available
Verified by PartsTable
NSN 9905-01-045-4428 — this item is cataloged by the U.S. Government under National Stock Number 9905-01-045-4428. Primary manufacturer part number: 51444.
Features
  • Plate,identification — FSC 9905
  • Inscription: GAS BALLAST VALVE FIRST SIDE
  • Material: ALUMINUM ALLOY
  • Color: ALUMINUM SINGLE SIDE BORDER
  • Marking Designation: LEGEND FIRST SIDE
  • Color: ALUMINUM SINGLE SIDE INSCRIPTION
  • Material Document and Classification: QQ-A-359-CANCELLED FED SPEC SINGLE MATERIAL RESPONSE
  • Width: 0.750 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Plate,identification, cataloged under National Stock Number 9905-01-045-4428, is classified within Federal Supply Class 9905 (No Item Name Available) of the Miscellaneous group. The primary manufacturer of record is Rotary Vacuum Pumps Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9905-01-045-4428
Primary Part Number51444
Item NamePlate,identification
FSC / FSG9905 / 99 — No Item Name Available
ManufacturerRotary Vacuum Pumps Inc
StatusACTIVE
InscriptionGAS BALLAST VALVE FIRST SIDE
MaterialALUMINUM ALLOY
ColorALUMINUM SINGLE SIDE BORDER
Marking DesignationLEGEND FIRST SIDE
ColorALUMINUM SINGLE SIDE INSCRIPTION
Material Document and ClassificationQQ-A-359-CANCELLED FED SPEC SINGLE MATERIAL RESPONSE
Width0.750 INCHES NOMINAL IN
Attachment MethodHOLE
Length1.688 INCHES NOMINAL IN
Thickness0.063 INCHES NOMINAL IN
Basic Shape StyleRECTANGULAR
ColorBLACK SINGLE SIDE INSCRIPTION BACKGROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5210-01-066-9629380-72 INTERCHANGEABLE
Straightedge
L.s. Starrett Company (the) Div Tool Division
5120-01-428-5117 INTERCHANGEABLE
Hammer,hand
Cross-Reference Index
Part NumberManufacturer
51444 PRIMARY Rotary Vacuum Pumps Inc (USA)
Related Parts
5210-01-066-9629INTERCHANGEABLE
STRAIGHTEDGE
380-72
5120-01-428-5117INTERCHANGEABLE
HAMMER,HAND

Frequently Asked Questions

What is NSN 9905-01-045-4428?

NSN 9905-01-045-4428 is a Plate,identification, manufactured by Rotary Vacuum Pumps Inc, classified under FSC 9905 (No Item Name Available). Status: active.

What are the part numbers for NSN 9905-01-045-4428?

NSN 9905-01-045-4428 has 1 cross-referenced part number: 51444 (Rotary Vacuum Pumps Inc).

What NSN replaces 9905-01-045-4428?

There are 2 known substitutes for 9905-01-045-4428: 5210-01-066-9629, 5120-01-428-5117. Verify interchangeability with system specifications before substitution.

What are the specifications of 51444?

Key specifications for 51444: Inscription: GAS BALLAST VALVE FIRST SIDE; Material: ALUMINUM ALLOY; Color: ALUMINUM SINGLE SIDE BORDER; Marking Designation: LEGEND FIRST SIDE. 12 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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