Nut, Plain, Round5310-01-502-5703

NSN 5310-01-502-5703 · NIIN 015025703

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

Government record, cited

Also searched as 5310-01-502-5703 · 5310015025703 · NIIN 015025703 · 01-502-5703 · FSC 5310 Nuts and Washers · MS9951-24 · MS9951-24

Nearby stock numbers ← 5310-01-502-5467 Washer, Flat · 5310-01-502-5897 Washer, Flat →

5310-01-502-5703 — Nuts and Washers

Features

Nut,plain,round — FSC 5310
Thread Series: UNIFIED NATIONAL JOINT (UNJ)
Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
Drive Point Width: 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
Thread Direction: RIGHT-HAND
Nominal Thread Size: 1.750 INCHES IN
Nut Diameter: 2.167 INCHES MINIMUM AND 2.173 INCHES MAXIMUM IN
Nut Thickness: 0.325 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN

Identification

NSN: 5310-01-502-5703
NIIN: 015025703
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Nut,plain,round, cataloged under National Stock Number 5310-01-502-5703, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	5310-01-502-5703
Item Name	Nut,plain,round
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Thread Series	UNIFIED NATIONAL JOINT (UNJ)
Hardness Rating	26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
Drive Point Width	0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
Thread Direction	RIGHT-HAND
Nominal Thread Size	1.750 INCHES IN
Nut Diameter	2.167 INCHES MINIMUM AND 2.173 INCHES MAXIMUM IN
Nut Thickness	0.325 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN
Drive Point Quantity	8
Nut Style	ROUND
Thread Class	3B
Thread Quantity Per Inch	16
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
MS9951-24	5/1 Secondary reference Rolls-Royce Corporation
MS9951-24	2/2 Government specification standardization 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 5310-01-502-5703?

NSN 5310-01-502-5703 is a Nut,plain,round, classified under FSC 5310, Nuts and Washers. Status: active.

What are the specifications of 5310-01-502-5703?

Key specifications for 5310-01-502-5703: Thread Series: UNIFIED NATIONAL JOINT (UNJ); Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM; Drive Point Width: 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND. 12 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-502-5703 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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