PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GC12A-56Clamp,loop

Northrop Grumman Systems Corporation · NSN 5340-00-680-3882 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-680-3882 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-680-3882. Primary manufacturer part number: GC12A-56.
Features
  • Clamp,loop — FSC 5340
  • 3 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Clamp,loop, cataloged under National Stock Number 5340-00-680-3882, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northrop Grumman Systems Corporation. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameClamp,loop
FSC / FSG5340 — No Item Name Available (FSG 53)
ManufacturersNorthrop Grumman Systems Corporation (CAGE 26512); Voss Industries, Llc (CAGE 14242); Wittek Companies Intl Inc (CAGE 66295)
Successor NSN5340-00-873-1078 — Plunger,quick Release
Technical Specifications
ParameterValue
NSN5340-00-680-3882
Primary Part NumberGC12A-56
Item NameClamp,loop
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5340-00-873-1078 (B-56)
HAZMATNo
Unit of IssueEA
Verified Substitutes 9
5340-00-873-1078B-56 SUCCESSOR
Plunger,quick Release
Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier
6210-00-009-3565B5-6 INTERCHANGEABLE
Light,panel
Ellis & Watts International, Llc
3030-00-294-7709 INTERCHANGEABLE
Belt,v
5999-00-500-9349B56.0 INTERCHANGEABLE
Heater,thermal Release
Schneider Electric Usa, Inc.
5961-00-811-805658A30D54-1 INTERCHANGEABLE
Semiconductor Device,diode
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5320-00-850-3225 INTERCHANGEABLE
Rivet,blind
3455-00-996-97191-1721-1125 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
3110-01-020-5287 INTERCHANGEABLE
Bearing,ball,thrust
8455-01-042-2507B56 INTERCHANGEABLE
Fastener,insignia
Ballou B a and Co Inc
Cross-Reference Index
Part NumberManufacturer
GC12A-56 Northrop Grumman Systems Corporation (USA)
SB-56 Voss Industries, Llc (USA)
B-56 Wittek Companies Intl Inc (USA)
Related Parts
SUCCESSOR 5340-00-873-1078 Plunger,quick Release · B-56
6210-00-009-3565INTERCHANGEABLE
LIGHT,PANEL
B5-6
3030-00-294-7709INTERCHANGEABLE
BELT,V
5999-00-500-9349INTERCHANGEABLE
HEATER,THERMAL RELEASE
B56.0
5961-00-811-8056INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
58A30D54-1
5320-00-850-3225INTERCHANGEABLE
RIVET,BLIND
3455-00-996-9719INTERCHANGEABLE
CUTTER,MILLING,END
1-1721-1125
3110-01-020-5287INTERCHANGEABLE
BEARING,BALL,THRUST
8455-01-042-2507INTERCHANGEABLE
FASTENER,INSIGNIA
B56

Frequently Asked Questions

What is NSN 5340-00-680-3882?

NSN 5340-00-680-3882 is a Clamp,loop, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-680-3882?

NSN 5340-00-680-3882 has 3 cross-referenced part numbers: GC12A-56 (Northrop Grumman Systems Corporation), SB-56 (Voss Industries, Llc), B-56 (Wittek Companies Intl Inc).

What NSN replaces 5340-00-680-3882?

There are 9 known substitutes for 5340-00-680-3882: 5340-00-873-1078, 6210-00-009-3565, 3030-00-294-7709 and 6 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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