PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

151-BTimer,interval

Abrams H B Co · NSN 6645-01-551-2667 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-01-551-2667 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-551-2667. Primary manufacturer part number: 151-B.
Features
  • Timer,interval — FSC 6645
  • 1 verified cross-reference
  • Primary manufacturer: Abrams H B Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Timer,interval, cataloged under National Stock Number 6645-01-551-2667, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Abrams H B Co. This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN6645-01-551-2667
Primary Part Number151-B
Item NameTimer,interval
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerAbrams H B Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-156-506810594F INTERCHANGEABLE
Bearing,ball,annular
Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
5950-00-230-2805 INTERCHANGEABLE
Coil,telephone
5935-00-821-63759995230 INTERCHANGEABLE
Connector,plug,electrical
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
151-B PRIMARY Abrams H B Co (USA)
Related Parts
3110-00-156-5068INTERCHANGEABLE
BEARING,BALL,ANNULAR
10594F
5950-00-230-2805INTERCHANGEABLE
COIL,TELEPHONE
5935-00-821-6375INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
9995230

Frequently Asked Questions

What is NSN 6645-01-551-2667?

NSN 6645-01-551-2667 is a Timer,interval, manufactured by Abrams H B Co, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-01-551-2667?

NSN 6645-01-551-2667 has 1 cross-referenced part number: 151-B (Abrams H B Co).

What NSN replaces 6645-01-551-2667?

There are 3 known substitutes for 6645-01-551-2667: 3110-00-156-5068, 5950-00-230-2805, 5935-00-821-6375. Verify interchangeability with system specifications before substitution.

What are the specifications of 151-B?

Key specifications for 151-B: End Item Identification: U-2. 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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