PartsTable TECHNICAL DATA SHEET
OCTOBER 2026Technical Data Sheet

628-73APSeal,pump

Acme Products & Engineering Inc · NSN 5330-00-851-7940 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-851-7940 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-851-7940. Primary manufacturer part number: 628-73AP.
Features
  • Seal,pump — FSC 5330
  • General Characteristics Item Description: BRONZE,2.755 IN.ID,7.125 IN.OD,1.125 IN.THK,TWO INSIDE GROOVES 0.297 IN.DIA IN
  • 2 verified cross-references
  • Primary manufacturer: Acme Products & Engineering Inc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
General Description

The Seal,pump, cataloged under National Stock Number 5330-00-851-7940, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Acme Products & Engineering Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System. 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 government interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-851-7940
Primary Part Number628-73AP
Item NameSeal,pump
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerAcme Products & Engineering Inc
StatusACTIVE
General Characteristics Item DescriptionBRONZE,2.755 IN.ID,7.125 IN.OD,1.125 IN.THK,TWO INSIDE GROOVES 0.297 IN.DIA IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
⇄ Verified Substitutes 4
5315-00-032-898262873 INTERCHANGEABLE
Pin,straight,headless
Moog Inc
5330-00-530-253062873 INTERCHANGEABLE
Gasket
Textron Lycoming Inc Williamsport Plant
3040-01-447-678162873 INTERCHANGEABLE
Housing,mechanical Drive
Parker Hannifin Corporation Div Hydraulic Systems Division
5935-01-520-9884006805801 INTERCHANGEABLE
Connector,plug,electrical
Hella Inc
Cross-Reference Index
Part NumberManufacturer
628-73 Hardie-Tynes Co., Inc. (USA)
628-73AP PRIMARY Acme Products & Engineering Inc (USA)
Related Parts
5315-00-032-8982INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
62873
5330-00-530-2530INTERCHANGEABLE
GASKET
62873
3040-01-447-6781INTERCHANGEABLE
HOUSING,MECHANICAL DRIVE
62873
5935-01-520-9884INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
006805801

Frequently Asked Questions

What is NSN 5330-00-851-7940?

NSN 5330-00-851-7940 is a Seal,pump, manufactured by Acme Products & Engineering Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-851-7940?

NSN 5330-00-851-7940 has 2 cross-referenced part numbers: 628-73 (Hardie-Tynes Co., Inc.), 628-73AP (Acme Products & Engineering Inc).

What NSN replaces 5330-00-851-7940?

There are 4 known substitutes for 5330-00-851-7940: 5315-00-032-8982, 5330-00-530-2530, 3040-01-447-6781 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 628-73AP?

Key specifications for 628-73AP: General Characteristics Item Description: BRONZE,2.755 IN.ID,7.125 IN.OD,1.125 IN.THK,TWO INSIDE GROOVES 0.297 IN.DIA IN. 1 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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