PartsTable TECHNICAL DATA SHEET
NSN 5310-01-506-7227Government record, cited

Washer, Flat5310-01-506-7227

NSN 5310-01-506-7227 · NIIN 015067227 · Part number 6390826-13
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 31442
Government record, cited
NSN 5310-01-506-7227 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-506-7227. Manufacturer of record part number: 6390826-13.
Also searched as  5310-01-506-7227 · 5310015067227 · NIIN 015067227 · 01-506-7227 · FSC 5310 Nuts and Washers · CAGE 31442 · 6390826-13 · NAS1149
Nearby stock numbers  ·
Features
  • Washer,flat — FSC 5310
  • Surface Treatment Document and Classification: AMS2488B, TYPE 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
  • Overall Diameter: 0.203 INCHES NOMINAL IN
  • Material Document and Classification: MIL-T-9046, COMP CP-3/AB-2 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-T-9047, COMP 6A1-4V, CONDITION A MIL SPEC 2ND MATERIAL RESPONSE OVERALL V
  • Cross-Sectional Shape Style: BLANK RECTANGULAR
  • Color: BLUE AND VIOLET OVERALL
  • Surface Treatment: ANODIZE OVERALL
  • Peripheral Shape Style: ROUND
Identification
  • NSN: 5310-01-506-7227
  • NIIN: 015067227
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 6390826-13
  • Manufacturer: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-506-7227, 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 Dba Northrop Grumman Systems Corp. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-506-7227
Primary Part Number6390826-13
Item NameWasher,flat
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Surface Treatment Document and ClassificationAMS2488B, TYPE 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Overall Diameter0.203 INCHES NOMINAL IN
Material Document and ClassificationMIL-T-9046, COMP CP-3/AB-2 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-T-9047, COMP 6A1-4V, CONDITION A MIL SPEC 2ND MATERIAL RESPONSE OVERALL V
Cross-Sectional Shape StyleBLANK RECTANGULAR
ColorBLUE AND VIOLET OVERALL
Surface TreatmentANODIZE OVERALL
Peripheral Shape StyleROUND
MaterialTITANIUM ALLOY OVERALL
Center Hole Shape StyleROUND
Hole Diameter0.438 INCHES NOMINAL IN
Thickness0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5310-01-533-8065NAS1149F1232P POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-01-539-9991NAS1149F0763B POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-01-542-3107NAS1149T0663L POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-01-551-3763NAS1149D3616J POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-01-667-1839NAS1149T0832L POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-01-670-3424 POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)
5310-01-695-5500NAS1149V0416H POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
6390826-13 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
Reference documents
ReferenceMeaning
NAS1149 5/1 Secondary reference
U.S. Government activity
6390826-13 D/9 Drawing number reference only
Naval Sea Systems Command
Related Parts
5310-01-533-8065POSSIBLE MATCH
WASHER,FLAT
NAS1149F1232P
5310-01-539-9991POSSIBLE MATCH
WASHER,FLAT
NAS1149F0763B
5310-01-542-3107POSSIBLE MATCH
WASHER,FLAT
NAS1149T0663L
5310-01-551-3763POSSIBLE MATCH
WASHER,FLAT
NAS1149D3616J
5310-01-667-1839POSSIBLE MATCH
WASHER,FLAT
NAS1149T0832L
5310-01-670-3424POSSIBLE MATCH
WASHER,FLAT
5310-01-695-5500POSSIBLE MATCH
WASHER,FLAT
NAS1149V0416H

Frequently Asked Questions

What is NSN 5310-01-506-7227?

NSN 5310-01-506-7227 is a Washer,flat, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-506-7227?

NSN 5310-01-506-7227 has 1 manufacturer part number on file: 6390826-13 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).

What NSN replaces 5310-01-506-7227?

7 possible matches (shared part number, not a government interchangeability claim): 5310-01-533-8065, 5310-01-539-9991, 5310-01-542-3107. Verify interchangeability with system specifications before substitution.

What are the specifications of 6390826-13?

Key specifications for 6390826-13: Surface Treatment Document and Classification: AMS2488B, TYPE 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.203 INCHES NOMINAL IN; Material Document and Classification: MIL-T-9046, COMP CP-3/AB-2 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-T-9047, COMP 6A1-4V, CONDITION A MIL SPEC 2ND MATERIAL RESPONSE OVERALL V; Cross-Sectional Shape Style: BLANK RECTANGULAR. 11 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-506-7227 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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