The Nut Spacer,plate, cataloged under National Stock Number 5310-01-226-3196, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5310-01-226-3196 |
| Primary Part Number | 40S245-2 |
| Item Name | Nut Spacer,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Plate Thickness | 0.025 INCHES NOMINAL IN |
| Nut Length | 1.010 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | NAI 1269 FSCM 76823 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Plate Width | 0.581 INCHES NOMINAL IN |
| Mounting Hole Arrangement Style | 2 HOLES |
| Material Document and Classification | QQ-A-250/5 T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.129 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN |
| Specification/standard Data | 76823-40S245-2 MANUFACTURERS SPECIFICATION |
| Distance From Aperture Center to Mounting Hole Center | 0.356 INCHES MINIMUM AND 0.362 INCHES MAXIMUM IN |
| Center to Center Distance Between Mounting Holes Along Length | 0.716 INCHES MINIMUM AND 0.720 INCHES MAXIMUM IN |
| Thru-Hole Diameter | 0.365 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| Surface Treatment | PAINT OVERALL |
| Nut Style | PLATE NUT SPACER |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Nut Mounting Provision | STRAIGHT HOLES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 40S245-2 | Kitco Llc (USA) |
| 40S245-2 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 40S245-2 | Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (USA) |
| Reference | Meaning |
|---|---|
| 40S245-2 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| 40S245-2 | 5/9 Secondary reference Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
NSN 5310-01-226-3196 is a Nut Spacer,plate, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-226-3196 has 3 manufacturer part numbers on file: 40S245-2 (Kitco Llc), 40S245-2 (Northrop Grumman Systems Corporation), 40S245-2 (Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company).
Key specifications for 40S245-2: Plate Thickness: 0.025 INCHES NOMINAL IN; Nut Length: 1.010 INCHES NOMINAL IN; Surface Treatment Document and Classification: NAI 1269 FSCM 76823 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Plate Width: 0.581 INCHES NOMINAL IN. 15 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.