The Clamp,loop, cataloged under National Stock Number 5340-01-725-0129, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-725-0129 |
| Primary Part Number | 9NG0012H25R |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AMS 2700 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE BAND |
| Style Designator | OFFSET MOUNT |
| Material Document and Classification | AMS 3347 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE CUSHION |
| Material Document and Classification | AMS 5510,ANNEALED AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE BAND |
| Diameter | 0.204 INCHES NOMINAL IN |
| Material Thickness | 0.029 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN |
| Distance From Loop Center to Tongue End | 1.554 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE BAND |
| Tongue Hole Type | ROUND, UNTHREADED |
| Center to Center Distance Between Loop and Mounting Hole | 1.244 INCHES MINIMUM AND 1.274 INCHES MAXIMUM IN |
| Material | STEEL COMP 321 BAND |
| Material | RUBBER SILICONE CUSHION |
| Loop Inside Diameter | 1.548 INCHES MINIMUM AND 1.578 INCHES MAXIMUM 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 |
|---|---|
| 9NG0012H25R PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| Reference | Meaning |
|---|---|
| TA0220055HO25HW | 5/2 Secondary reference U.S. Government activity |
| 40005SS25HS | 5/2 Secondary reference U.S. Government activity |
NSN 5340-01-725-0129 is a Clamp,loop, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-725-0129 has 1 manufacturer part number on file: 9NG0012H25R (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).
Key specifications for 9NG0012H25R: Surface Treatment Document and Classification: AMS 2700 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE BAND; Style Designator: OFFSET MOUNT; Material Document and Classification: AMS 3347 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE CUSHION; Material Document and Classification: AMS 5510,ANNEALED AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE BAND. 13 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.