PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40621Printed Wiring Board

New Haven Mfg Corp · NSN 5998-00-042-8778 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-042-8778 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-042-8778. Primary manufacturer part number: 40621.
Features
  • Printed Wiring Board — FSC 5998
  • 2 verified cross-references
  • Primary manufacturer: New Haven Mfg Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Printed Wiring Board, cataloged under National Stock Number 5998-00-042-8778, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is New Haven Mfg Corp. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-00-042-8778
Primary Part Number40621
Item NamePrinted Wiring Board
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerNew Haven Mfg Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight1.0000 lbs
Cube0.0584 cu ft
Verified Substitutes 12
6695-00-055-640440-621 INTERCHANGEABLE
Transducer,motional Pickup
Hydro-Aire Aerospace Corp
5935-00-264-7845F1PNM-H INTERCHANGEABLE
Connector,plug,electrical
Andrew Llc
4240-00-300-6984S9300-921868PC25 INTERCHANGEABLE
Lever,canister Stop
Naval Ship Systems Command
3040-00-331-52204501-261 INTERCHANGEABLE
Connecting Link,rigid
Tyee Aircraft Inc Div Tyee Aircraft
2540-00-470-6396LE721155 INTERCHANGEABLE
Arm,windshield Wiper
United Technologies Corp Electro Systems Inc
6150-00-602-781266860 INTERCHANGEABLE
Wiring Harness,branched
Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense
2540-00-621-744040621 INTERCHANGEABLE
Cushion,seat,vehicular
Mitsubishi Caterpillar Forklift America, Inc
6695-00-719-7103 INTERCHANGEABLE
Transducer,motional Pickup
4820-01-205-8376601127-2 INTERCHANGEABLE
Valve,globe
Admiral Filter Company Llc
3010-01-321-3255146197A INTERCHANGEABLE
Coupling,shaft,flexible
Eaton Corporation Dba Airflex Div Div Airflex
Cross-Reference Index
Part NumberManufacturer
40621 New Haven Mfg Corp (USA)
6003-36 Raytheon Company Div Rmd Strategic (USA)
Related Parts
6695-00-055-6404INTERCHANGEABLE
TRANSDUCER,MOTIONAL PICKUP
40-621
5935-00-264-7845INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
F1PNM-H
4240-00-300-6984INTERCHANGEABLE
LEVER,CANISTER STOP
S9300-921868PC25
3040-00-331-5220INTERCHANGEABLE
CONNECTING LINK,RIGID
4501-261
2540-00-470-6396INTERCHANGEABLE
ARM,WINDSHIELD WIPER
LE721155
6150-00-602-7812INTERCHANGEABLE
WIRING HARNESS,BRANCHED
66860
2540-00-621-7440INTERCHANGEABLE
CUSHION,SEAT,VEHICULAR
40621
6695-00-719-7103INTERCHANGEABLE
TRANSDUCER,MOTIONAL PICKUP
4820-01-205-8376INTERCHANGEABLE
VALVE,GLOBE
601127-2
3010-01-321-3255INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
146197A
4820-01-420-4132INTERCHANGEABLE
CAP,VALVE
0600336
5315-01-496-9850INTERCHANGEABLE
PIN,STRAIGHT,HEADED
600336

Frequently Asked Questions

What is NSN 5998-00-042-8778?

NSN 5998-00-042-8778 is a Printed Wiring Board, manufactured by New Haven Mfg Corp, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-00-042-8778?

NSN 5998-00-042-8778 has 2 cross-referenced part numbers: 40621 (New Haven Mfg Corp), 6003-36 (Raytheon Company Div Rmd Strategic).

What NSN replaces 5998-00-042-8778?

There are 12 known substitutes for 5998-00-042-8778: 6695-00-055-6404, 5935-00-264-7845, 4240-00-300-6984 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40621?

Key specifications for 40621: Part Name Assigned by Controlling Agency: P. C. BOARD NO. 1 COMPONENT ASSEMBLY REGULATED POWER SUPPLY; Part Name Assigned by Controlling Agency: P. C. BOARD NO. 1 COMPONENT ASSEMBLY REGULATED POWER SUPPLY. 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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