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NSN 5310-01-105-1871Government record, cited

Washer, Recessed5310-01-105-1871

NSN 5310-01-105-1871 · NIIN 011051871 · Part number SS5103C05
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 78286
Government record, cited
NSN 5310-01-105-1871 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-105-1871. Manufacturer of record part number: SS5103C05.
Also searched as  5310-01-105-1871 · 5310011051871 · NIIN 011051871 · 01-105-1871 · FSC 5310 Nuts and Washers · CAGE 78286 · SS5103C05
Nearby stock numbers  ·
Features
  • Washer,recessed — FSC 5310
  • Style Designator: RECESSED
  • Outside Diameter: 0.593 INCHES NOMINAL IN
  • Material Thickness: 0.080 INCHES NOMINAL IN
  • Recess Diameter: 0.396 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
  • Hole Diameter: 0.315 INCHES MINIMUM AND 0.324 INCHES MAXIMUM IN
  • Recess Angle: 45.0 DEGREES NOMINAL
  • 1 manufacturer part number on file
Identification
  • NSN: 5310-01-105-1871
  • NIIN: 011051871
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: SS5103C05
  • Manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
General Description

The Washer,recessed, cataloged under National Stock Number 5310-01-105-1871, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 6 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-105-1871
Primary Part NumberSS5103C05
Item NameWasher,recessed
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerSikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
StatusACTIVE
Style DesignatorRECESSED
Outside Diameter0.593 INCHES NOMINAL IN
Material Thickness0.080 INCHES NOMINAL IN
Recess Diameter0.396 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
Hole Diameter0.315 INCHES MINIMUM AND 0.324 INCHES MAXIMUM IN
Recess Angle45.0 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
SS5103C05 PRIMARY Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
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 5310-01-105-1871?

NSN 5310-01-105-1871 is a Washer,recessed, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-105-1871?

NSN 5310-01-105-1871 has 1 manufacturer part number on file: SS5103C05 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).

What are the specifications of SS5103C05?

Key specifications for SS5103C05: Style Designator: RECESSED; Outside Diameter: 0.593 INCHES NOMINAL IN; Material Thickness: 0.080 INCHES NOMINAL IN; Recess Diameter: 0.396 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-105-1871 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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