The Clamp,loop, cataloged under National Stock Number 5340-01-709-2040, 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 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-709-2040 |
| Primary Part Number | 9NG0012D2NB |
| 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 |
| Temp Rating | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF |
| Surface Treatment Document and Classification | MIL-C-5541, CLASS 1A, CHEMICAL GOLD MIL SPEC SINGLE TREATMENT RESPONSE BAND A |
| Cushioning Environmental Protection | OZONE RESISTANT |
| Precious Material | GOLD |
| Style Designator | OFFSET MOUNT |
| Material Document and Classification | MIL-DTL-85052/1 MIL SPEC SINGLE MATERIAL RESPONSE CUSHION |
| Material Document and Classification | AMS-QQ-A-250/5,HEAT TREAT TO T4 PER AMS2770 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE BAND |
| Diameter | 0.204 INCHES NOMINAL IN |
| Material Thickness | 0.018 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN |
| Distance From Loop Center to Tongue End | 0.752 INCHES NOMINAL IN |
| Surface Treatment | GOLD BAND |
| Tongue Hole Type | ROUND, UNTHREADED |
| Center to Center Distance Between Loop and Mounting Hole | 0.442 INCHES MINIMUM AND 0.472 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 2024 BAND |
| Material | RUBBER BUTADIENE NITRILE CUSHION |
| Loop Inside Diameter | 0.110 INCHES MINIMUM AND 0.140 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 |
|---|---|
| 9NG0012D2NB PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| Reference | Meaning |
|---|---|
| 9NG0012 | D/9 Drawing number reference only Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| TA0220055DC2NB | 5/2 Secondary reference U.S. Government activity |
| 40005D2Y | 5/2 Secondary reference U.S. Government activity |
NSN 5340-01-709-2040 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 5340-01-709-2040 has 1 manufacturer part number on file: 9NG0012D2NB (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).
Key specifications for 9NG0012D2NB: Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF; Surface Treatment Document and Classification: MIL-C-5541, CLASS 1A, CHEMICAL GOLD MIL SPEC SINGLE TREATMENT RESPONSE BAND A; Cushioning Environmental Protection: OZONE RESISTANT; Precious Material: GOLD. 16 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.