PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28031Timer,interval

Astra Products Co., Inc. of Tampa Dba Astra Products Co Inc of Tampa · NSN 6645-01-146-1548 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-01-146-1548 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-146-1548. Primary manufacturer part number: 28031.
Features
  • Timer,interval — FSC 6645
  • Timer Type: MECHANICAL
  • 2 verified cross-references
  • Primary manufacturer: Astra Products Co., Inc. of Tampa Dba Astra Products Co Inc of Tampa
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Timer,interval, cataloged under National Stock Number 6645-01-146-1548, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Astra Products Co., Inc. of Tampa Dba Astra Products Co Inc of Tampa. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6645-01-146-1548
Primary Part Number28031
Item NameTimer,interval
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerAstra Products Co., Inc. of Tampa Dba Astra Products Co Inc of Tampa
StatusACTIVE
Timer TypeMECHANICAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5325-00-174-5315 INTERCHANGEABLE
Grommet,nonmetallic
9540-00-227-8841 INTERCHANGEABLE
Angle,structural
4520-00-327-212528031-002 INTERCHANGEABLE
Heating Element,electrical,nonim
Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company
5360-00-499-32704090-5117 INTERCHANGEABLE
Spring,helical,compression
Parker-Hannifin Corporation
5950-01-029-5971 INTERCHANGEABLE
Coil,radio Frequency
9540-01-087-334460-29398 INTERCHANGEABLE
Angle,structural
Transtar Metals Corp
5950-01-153-7399704AS5884 INTERCHANGEABLE
Transformer,power
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5999-01-397-8396 INTERCHANGEABLE
Cooler,fluid,electronic Equipmen
Cross-Reference Index
Part NumberManufacturer
28031 Astra Products Co., Inc. of Tampa Dba Astra Products Co Inc of Tampa (USA)
71048J Rhodes M H Inc (USA)
Related Parts
5325-00-174-5315INTERCHANGEABLE
GROMMET,NONMETALLIC
9540-00-227-8841INTERCHANGEABLE
ANGLE,STRUCTURAL
4520-00-327-2125INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
28031-002
5360-00-499-3270INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4090-5117
5950-01-029-5971INTERCHANGEABLE
COIL,RADIO FREQUENCY
9540-01-087-3344INTERCHANGEABLE
ANGLE,STRUCTURAL
60-29398
5950-01-153-7399INTERCHANGEABLE
TRANSFORMER,POWER
704AS5884
5999-01-397-8396INTERCHANGEABLE
COOLER,FLUID,ELECTRONIC EQUIPMEN

Frequently Asked Questions

What is NSN 6645-01-146-1548?

NSN 6645-01-146-1548 is a Timer,interval, manufactured by Astra Products Co., Inc. of Tampa Dba Astra Products Co Inc of Tampa, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-01-146-1548?

NSN 6645-01-146-1548 has 2 cross-referenced part numbers: 28031 (Astra Products Co., Inc. of Tampa Dba Astra Products Co Inc of Tampa), 71048J (Rhodes M H Inc).

What NSN replaces 6645-01-146-1548?

There are 8 known substitutes for 6645-01-146-1548: 5325-00-174-5315, 9540-00-227-8841, 4520-00-327-2125 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 28031?

Key specifications for 28031: Timer Type: MECHANICAL. 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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