PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5SE00521-3Meter,flow Rate Indicating

Naval Air Warfare Center Aircraft Division Code 1.3.1 Bldg 562-1 · NSN 6680-01-627-4355 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-01-627-4355 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-627-4355. Primary manufacturer part number: 5SE00521-3.
Features
  • Meter,flow Rate Indicating — FSC 6680
  • 6 verified cross-references
  • Primary manufacturer: Naval Air Warfare Center Aircraft Division Code 1.3.1 Bldg 562-1
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Meter,flow Rate Indicating, cataloged under National Stock Number 6680-01-627-4355, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Naval Air Warfare Center Aircraft Division Code 1.3.1 Bldg 562-1. This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6680-01-627-4355
Primary Part Number5SE00521-3
Item NameMeter,flow Rate Indicating
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerNaval Air Warfare Center Aircraft Division Code 1.3.1 Bldg 562-1
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6680-00-753-2040 INTERCHANGEABLE
Meter,impeller Type,liquid
6680-00-902-3338AN8-4 INTERCHANGEABLE
Meter,impeller Type,liquid
Ametek Inc Schutte and Koerting Div
6680-01-111-2272AN8-4 INTERCHANGEABLE
Meter,fluid Flow Indicating,diff
Ametek Inc Schutte and Koerting Div
Cross-Reference Index
Part NumberManufacturer
AN8-4 Badger Meter, Inc. Div Cox Flow Measurement (USA)
5SE00521-3 Astronics Test Systems Inc (USA)
CPT84-AN-C-M01 Ametek Cts Us, Inc. Div Ametek Cts Us (USA)
CPT84-AN-C-M01 Badger Meter Inc (USA)
5SE00521-3 PRIMARY Naval Air Warfare Center Aircraft Division Code 1.3.1 Bldg 562-1 (USA)
5SE00521 Naval Air Warfare Center Aircraft Division Code 1.3.1 Bldg 562-1 (USA)
Related Parts
6680-00-753-2040INTERCHANGEABLE
METER,IMPELLER TYPE,LIQUID
6680-00-902-3338INTERCHANGEABLE
METER,IMPELLER TYPE,LIQUID
AN8-4
6680-01-111-2272INTERCHANGEABLE
METER,FLUID FLOW INDICATING,DIFF
AN8-4

Frequently Asked Questions

What is NSN 6680-01-627-4355?

NSN 6680-01-627-4355 is a Meter,flow Rate Indicating, manufactured by Naval Air Warfare Center Aircraft Division Code 1.3.1 Bldg 562-1, classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-01-627-4355?

NSN 6680-01-627-4355 has 6 cross-referenced part numbers: AN8-4 (Badger Meter, Inc. Div Cox Flow Measurement), 5SE00521-3 (Astronics Test Systems Inc), CPT84-AN-C-M01 (Ametek Cts Us, Inc. Div Ametek Cts Us), CPT84-AN-C-M01 (Badger Meter Inc), 5SE00521-3 (Naval Air Warfare Center Aircraft Division Code 1.3.1 Bldg 562-1) and 1 more.

What NSN replaces 6680-01-627-4355?

There are 3 known substitutes for 6680-01-627-4355: 6680-00-753-2040, 6680-00-902-3338, 6680-01-111-2272. Verify interchangeability with system specifications before substitution.

What are the specifications of 5SE00521-3?

Key specifications for 5SE00521-3: Part Name Assigned by Controlling Agency: FLOWMETER; End Item Identification: A/E37T-24. 2 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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