PartsTable TECHNICAL DATA SHEET

NSN 5310-01-357-8056Government record, cited

Nut, Self-Locking, Single Ball Sea5310-01-357-8056

NSN 5310-01-357-8056 · NIIN 013578056

FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5310-01-357-8056 · 5310013578056 · NIIN 013578056 · 01-357-8056 · FSC 5310 Nuts and Washers · 94820A011 · 2873236-101 · 2873236

Nearby stock numbers ← 5310-01-357-8055 Nut, Plain, Barrel · 5310-01-357-8057 Washer, Flat →

5310-01-357-8056 — Nuts and Washers

Features

Nut,self-Locking,single Ball Sea — FSC 5310
Width Across Flats: 0.376 INCHES NOMINAL IN
Thread Series: UNIFIED NATIONAL COARSE (UNC)
Thread Direction: RIGHT-HAND
Nominal Thread Size: 0.190 INCHES IN
Nut Height: 0.243 INCHES NOMINAL IN
Surface Treatment: CADMIUM OVERALL
Nut Style: SINGLE BALL SEAT, HEXAGON

Identification

NSN: 5310-01-357-8056
NIIN: 013578056
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Nut,self-Locking,single Ball Sea, cataloged under National Stock Number 5310-01-357-8056, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-357-8056
Item Name	Nut,self-Locking,single Ball Sea
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Width Across Flats	0.376 INCHES NOMINAL IN
Thread Series	UNIFIED NATIONAL COARSE (UNC)
Thread Direction	RIGHT-HAND
Nominal Thread Size	0.190 INCHES IN
Nut Height	0.243 INCHES NOMINAL IN
Surface Treatment	CADMIUM OVERALL
Nut Style	SINGLE BALL SEAT, HEXAGON
Thread Class	2B
Thread Quantity Per Inch	24
Material	STEEL OVERALL

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
94820A011	3/9 Design control — primary reference Rational Software Corp
2873236-101	7/2 Vendor item drawing reference U.S. Government activity
2873236	5/9 Secondary 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 5310-01-357-8056?

NSN 5310-01-357-8056 is a Nut,self-Locking,single Ball Sea, classified under FSC 5310, Nuts and Washers. Status: active.

What are the specifications of 5310-01-357-8056?

Key specifications for 5310-01-357-8056: Width Across Flats: 0.376 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.190 INCHES IN. 10 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-357-8056 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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