The Washer,flat, cataloged under National Stock Number 5310-01-128-5151, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-128-5151 |
| Primary Part Number | 1808399-4 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Center Hole Shape Style | ROUND |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment Document and Classification | ASTM A360-78 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Surface Treatment | PASSIVATE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 304 OVERALL |
| Thickness | 1.0 MILLIMETERS NOMINAL MM |
| Overall Diameter | 10.0 MILLIMETERS NOMINAL MM |
| Hole Diameter | 5.3 MILLIMETERS NOMINAL MM |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| DIN125-M5 | Zelenda Machine and Tools Corp (USA) |
| C6RL05G | Allmetal Screw Products Corp (USA) |
| 1808399 | Northrop Grumman Systems Corporation (USA) |
| 125ST-M5 | Metric and Multistandard Components Corp (USA) |
| 12ST-M5 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 125ST-M5-0 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 1808399-4 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5310-01-128-5151 is a Washer,flat, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-01-128-5151 has 7 cross-referenced part numbers: DIN125-M5 (Zelenda Machine and Tools Corp), C6RL05G (Allmetal Screw Products Corp), 1808399 (Northrop Grumman Systems Corporation), 125ST-M5 (Metric and Multistandard Components Corp), 12ST-M5 (Zf Industrieantriebe Witten Gmbh) and 2 more.
There are 4 known substitutes for 5310-01-128-5151: 5310-01-285-8571, 5310-01-468-5438, 5310-01-472-7792 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1808399-4: Center Hole Shape Style: ROUND; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment Document and Classification: ASTM A360-78 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Surface Treatment: PASSIVATE OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.