PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A1240Relay,solid State

Crydom Corp · NSN 5945-01-265-0990 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-265-0990 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-265-0990. Primary manufacturer part number: A1240.
Features
  • Relay,solid State — FSC 5945
  • 2 verified cross-references
  • Primary manufacturer: Crydom Corp
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,solid State, cataloged under National Stock Number 5945-01-265-0990, is classified within Federal Supply Class 5945 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Crydom Corp. 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
NSN5945-01-265-0990
Primary Part NumberA1240
Item NameRelay,solid State
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerCrydom Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
8455-00-131-2106 INTERCHANGEABLE
Insignia,shoulder Sleeve
5930-00-258-6083A12-40 INTERCHANGEABLE
Switch,pressure
Nason Company, the Inc
6610-00-531-6153 INTERCHANGEABLE
Indicator,turn and Slip
8455-00-641-8928 INTERCHANGEABLE
Insignia,shoulder Sleeve
5999-01-102-1047 INTERCHANGEABLE
Contact,electrical
8455-01-528-9094 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-660-5399 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-700-1434 INTERCHANGEABLE
Insignia,shoulder Sleeve
Cross-Reference Index
Part NumberManufacturer
A1240 Crydom Corp (USA)
5945PL0850687 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
8455-00-131-2106INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
5930-00-258-6083INTERCHANGEABLE
SWITCH,PRESSURE
A12-40
6610-00-531-6153INTERCHANGEABLE
INDICATOR,TURN AND SLIP
8455-00-641-8928INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
5999-01-102-1047INTERCHANGEABLE
CONTACT,ELECTRICAL
8455-01-528-9094INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-660-5399INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-700-1434INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE

Frequently Asked Questions

What is NSN 5945-01-265-0990?

NSN 5945-01-265-0990 is a Relay,solid State, manufactured by Crydom Corp, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-265-0990?

NSN 5945-01-265-0990 has 2 cross-referenced part numbers: A1240 (Crydom Corp), 5945PL0850687 (Jednolity Indeks Materialowy - Uniform Material Index).

What NSN replaces 5945-01-265-0990?

There are 8 known substitutes for 5945-01-265-0990: 8455-00-131-2106, 5930-00-258-6083, 6610-00-531-6153 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A1240?

Key specifications for A1240: Special Features: LENGTH 2.250 IN; WIDTH 1.750 IN; HEIGHT 0.875 IN; PHOTO ISOLATED; ZERO VOLTAGE SWITCHING; MAX LOAD CURRENT 40.0A; INPUT IMPEDANCE 40.0K; AC LINE VOLTAGE 100 TO 140 VAC; OPERATING TEMP RANGE M30.0 TO 80.0 DEG C VAC. 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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