PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5521Clip,electrical

Amphenol Corp Div Amphenol Aerospace Operations · NSN 5999-01-581-8681 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-581-8681 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-581-8681. Primary manufacturer part number: 5521.
Features
  • Clip,electrical — FSC 5999
  • 2 verified cross-references
  • Primary manufacturer: Amphenol Corp Div Amphenol Aerospace Operations
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Clip,electrical, cataloged under National Stock Number 5999-01-581-8681, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Amphenol Corp Div Amphenol Aerospace Operations. 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.

Technical Specifications
ParameterValue
NSN5999-01-581-8681
Primary Part Number5521
Item NameClip,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerAmphenol Corp Div Amphenol Aerospace Operations
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5998-01-277-5194 (5514)
HAZMATNo
Verified Substitutes 12
5998-01-277-51945514 SUCCESSOR
Extender Card,electronic Test
Video Display Corporation
3460-00-052-4613 INTERCHANGEABLE
Arbor,hole Saw
3110-00-100-04962X627B INTERCHANGEABLE
Cup,tapered Roller Bearing
Napco International Llc Dba Napco International Inc
5975-00-100-8759 INTERCHANGEABLE
Box Connector,electrical
5910-00-112-69925514 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Telephone Company of America Incorporated
3110-00-156-79515214FM1TX9 INTERCHANGEABLE
Bearing,ball,annular
Nsk Corp Bearing Div
3110-00-227-3253MS51961-30 INTERCHANGEABLE
Bearing,roller,needle
American Society for Testing and Materials Dba Astm International
5930-00-274-51465513 INTERCHANGEABLE
Switch,toggle
Cole Hersee Company
5330-00-290-1168335216 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
6730-00-356-5884 INTERCHANGEABLE
Cam
Cross-Reference Index
Part NumberManufacturer
5521 Amphenol Corp Div Amphenol Aerospace Operations (USA)
5514 Fluke Electronics Corp Pomona Electronics Div (USA)
Related Parts
SUCCESSOR 5998-01-277-5194 Extender Card,electronic Test · 5514
3460-00-052-4613INTERCHANGEABLE
ARBOR,HOLE SAW
3110-00-100-0496INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
2X627B
5975-00-100-8759INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5910-00-112-6992INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
5514
3110-00-156-7951INTERCHANGEABLE
BEARING,BALL,ANNULAR
5214FM1TX9
3110-00-227-3253INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
MS51961-30
5930-00-274-5146INTERCHANGEABLE
SWITCH,TOGGLE
5513
5330-00-290-1168INTERCHANGEABLE
SEAL,PLAIN ENCASED
335216
6730-00-356-5884INTERCHANGEABLE
CAM
6515-00-363-8800INTERCHANGEABLE
SCISSORS,BANDAGE
14-2415
5305-00-410-2681INTERCHANGEABLE
SCREW,SPECIAL
5514

Frequently Asked Questions

What is NSN 5999-01-581-8681?

NSN 5999-01-581-8681 is a Clip,electrical, manufactured by Amphenol Corp Div Amphenol Aerospace Operations, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-581-8681?

NSN 5999-01-581-8681 has 2 cross-referenced part numbers: 5521 (Amphenol Corp Div Amphenol Aerospace Operations), 5514 (Fluke Electronics Corp Pomona Electronics Div).

What NSN replaces 5999-01-581-8681?

There are 12 known substitutes for 5999-01-581-8681: 5998-01-277-5194, 3460-00-052-4613, 3110-00-100-0496 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5521?

Key specifications for 5521: Part Name Assigned by Controlling Agency: CLIP ELECTRICAL; Part Name Assigned by Controlling Agency: CLIP ELECTRICAL. 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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