The Clamp,loop, cataloged under National Stock Number 5340-00-083-5220, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-083-5220 |
| Primary Part Number | GC500BB64A8 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE BAND |
| Style Designator | CENTER MOUNT |
| Material Document and Classification | QQ-A-250/5,T4 FED SPEC SINGLE MATERIAL RESPONSE BAND |
| Diameter | 0.199 INCHES NOMINAL IN |
| Material Thickness | 0.064 INCHES NOMINAL IN |
| Distance From Loop Center to Tongue End | 2.658 INCHES NOMINAL IN |
| Specification/standard Data | 26512-GC500B MANUFACTURERS SPECIFICATION |
| Surface Treatment | ANODIZE BAND |
| Integral Nut Type and Quantity | 1 SELF-LOCKING EQUAL LENGTH TONGUES |
| Center to Center Distance Between Loop and Mounting Hole | 2.408 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 BAND |
| Loop Inside Diameter | 4.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| GC500BB64A8 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 738EA64-8 | 5/2 Secondary reference U.S. Government activity |
| 738AE64-8 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 738E64-8 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-00-083-5220 is a Clamp,loop, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-083-5220 has 1 manufacturer part number on file: GC500BB64A8 (Northrop Grumman Systems Corporation).
Key specifications for GC500BB64A8: Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE BAND; Style Designator: CENTER MOUNT; Material Document and Classification: QQ-A-250/5,T4 FED SPEC SINGLE MATERIAL RESPONSE BAND; Diameter: 0.199 INCHES NOMINAL IN. 12 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.