PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4078Absorber,radio Frequency Radiati

Laird R & F Products, Inc. · NSN 6625-01-615-8781 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-615-8781 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-615-8781. Primary manufacturer part number: 4078.
Features
  • Absorber,radio Frequency Radiati — FSC 6625
  • Overall Thickness: 0.375 INCHES NOMINAL IN
  • Overall Thickness: 0.375 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Laird R & F Products, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Absorber,radio Frequency Radiati, cataloged under National Stock Number 6625-01-615-8781, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Laird R & F Products, Inc.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN6625-01-615-8781
Primary Part Number4078
Item NameAbsorber,radio Frequency Radiati
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerLaird R & F Products, Inc.
StatusACTIVE
Overall Thickness0.375 INCHES NOMINAL IN
Overall Thickness0.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-01-615-0044 (H278240-6)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Verified Substitutes 12
6625-01-615-0044H278240-6 SUCCESSOR
Absorber,radio Frequency Radiati
Raytheon Company Dba Raytheon Co
6130-00-059-46424078 INTERCHANGEABLE
Power Supply
Tdk-Lambda Americas Inc. Div High Power Division
9540-00-148-4791 INTERCHANGEABLE
Beam,structural
6645-00-225-26834078 INTERCHANGEABLE
Wheel,clutch Coupli
Wakmann Watch Company Inc
5340-00-304-7393185502 INTERCHANGEABLE
Clamp,loop
Agco Corp Parts Opn
6515-00-442-4813QD1-LG INTERCHANGEABLE
Plug,ear
Honeywell Safety Products Usa, Inc.
6750-00-627-1622 INTERCHANGEABLE
Paper,photographic
2590-00-629-3192A4078 INTERCHANGEABLE
Strap Assembly,upper Cylinder
Metadure Parts & Sales, Inc.
6210-00-782-75914078 INTERCHANGEABLE
Lens,light
L3harris Technologies, Inc. Div Space and Airborne Systems
5310-00-836-05654078 INTERCHANGEABLE
Nut,plain,knurled
Roller Bearing Co of America, Inc Div Pic Design
Cross-Reference Index
Part NumberManufacturer
4078 PRIMARY Laird R & F Products, Inc. (USA)
H278240-3 Raytheon Company Dba Raytheon Co (USA)
H278240 Raytheon Company Div Corp (USA)
Related Parts
SUCCESSOR 6625-01-615-0044 Absorber,radio Frequency Radiati · H278240-6
6130-00-059-4642INTERCHANGEABLE
POWER SUPPLY
4078
9540-00-148-4791INTERCHANGEABLE
BEAM,STRUCTURAL
6645-00-225-2683INTERCHANGEABLE
WHEEL,CLUTCH COUPLI
4078
5340-00-304-7393INTERCHANGEABLE
CLAMP,LOOP
185502
6515-00-442-4813INTERCHANGEABLE
PLUG,EAR
QD1-LG
6750-00-627-1622INTERCHANGEABLE
PAPER,PHOTOGRAPHIC
2590-00-629-3192INTERCHANGEABLE
STRAP ASSEMBLY,UPPER CYLINDER
A4078
6210-00-782-7591INTERCHANGEABLE
LENS,LIGHT
4078
5310-00-836-0565INTERCHANGEABLE
NUT,PLAIN,KNURLED
4078
6240-00-945-7567INTERCHANGEABLE
LAMP,INCANDESCENT
5330-00-954-1297INTERCHANGEABLE
SEAL,PLAIN ENCASED
4078

Frequently Asked Questions

What is NSN 6625-01-615-8781?

NSN 6625-01-615-8781 is a Absorber,radio Frequency Radiati, manufactured by Laird R & F Products, Inc., classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-615-8781?

NSN 6625-01-615-8781 has 3 cross-referenced part numbers: 4078 (Laird R & F Products, Inc.), H278240-3 (Raytheon Company Dba Raytheon Co), H278240 (Raytheon Company Div Corp).

What NSN replaces 6625-01-615-8781?

There are 12 known substitutes for 6625-01-615-8781: 6625-01-615-0044, 6130-00-059-4642, 9540-00-148-4791 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4078?

Key specifications for 4078: End Item Identification: AS-4670/WSC-9; Overall Thickness: 0.375 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: RETICULATED W/GROUND PLANE; Special Features: BACKING MATERIAL: PLASTIC,POLYURETHANE FOAM. 8 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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