PartsTable TECHNICAL DATA SHEET
NSN 5310-01-342-7263Government record, cited

Washer, Recessed5310-01-342-7263

NSN 5310-01-342-7263 · NIIN 013427263 · Part number 4D0009C9
Anillo Industries Llc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 10630
Government record, cited
NSN 5310-01-342-7263 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-342-7263. Manufacturer of record part number: 4D0009C9.
Also searched as  5310-01-342-7263 · 5310013427263 · NIIN 013427263 · 01-342-7263 · FSC 5310 Nuts and Washers · CAGE 10630 · 4D0009C9
Nearby stock numbers  ·
Features
  • Washer,recessed — FSC 5310
  • Hardness Rating: 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
  • Style Designator: RECESSED
  • Material Document and Classification: AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Outside Diameter: 1.037 INCHES MINIMUM AND 1.047 INCHES MAXIMUM IN
  • Material Thickness: 0.085 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN
  • Recess Diameter: 0.688 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
  • Surface Treatment: PASSIVATE OVERALL
Identification
  • NSN: 5310-01-342-7263
  • NIIN: 013427263
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 4D0009C9
  • Manufacturer: Anillo Industries Llc
General Description

The Washer,recessed, cataloged under National Stock Number 5310-01-342-7263, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Anillo Industries Llc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-342-7263
Primary Part Number4D0009C9
Item NameWasher,recessed
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerAnillo Industries Llc
StatusACTIVE
Hardness Rating36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
Style DesignatorRECESSED
Material Document and ClassificationAMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter1.037 INCHES MINIMUM AND 1.047 INCHES MAXIMUM IN
Material Thickness0.085 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN
Recess Diameter0.688 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
Surface TreatmentPASSIVATE OVERALL
MaterialNICKEL ALLOY 718 OVERALL
Hole Diameter0.564 INCHES MINIMUM AND 0.568 INCHES MAXIMUM IN
Recess Angle90.0 DEGREES NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
4D0009C9 PRIMARY Anillo Industries Llc (USA)
4D0009C9 Moeller Manufacturing & Supply, Llc (USA)
Reference documents
ReferenceMeaning
4D0009C9 7/2 Vendor item drawing reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040
5310-00-000-0040 · Item name not on file
5310-00-000-0077
NUT,PLAIN,ROUND
5310-00-000-0079
WASHER,FLAT
5310-00-000-0079
WASHER,FLAT
5310-00-000-1146
5310-00-000-1146 · Item name not on file
5310-00-000-3815
5310-00-000-3815 · Item name not on file
5310-00-000-4532
5310-00-000-4532 · Item name not on file
5310-00-000-4540
5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-01-342-7263?

NSN 5310-01-342-7263 is a Washer,recessed, manufactured by Anillo Industries Llc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-342-7263?

NSN 5310-01-342-7263 has 2 manufacturer part numbers on file: 4D0009C9 (Anillo Industries Llc), 4D0009C9 (Moeller Manufacturing & Supply, Llc).

What are the specifications of 4D0009C9?

Key specifications for 4D0009C9: Hardness Rating: 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM; Style Designator: RECESSED; Material Document and Classification: AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.037 INCHES MINIMUM AND 1.047 INCHES MAXIMUM IN. 10 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-342-7263 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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