PartsTable TECHNICAL DATA SHEET

NSN 5310-01-717-2372Government record, cited

Nut Assembly, Retainer Ring5310-01-717-2372

NSN 5310-01-717-2372 · NIIN 017172372 · Part number 721-8541927-A4Q5

Naval Inventory Control Point Mechanicsburg · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 03950

Government record, cited

NSN 5310-01-717-2372 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-717-2372. Manufacturer of record part number: 721-8541927-A4Q5.

Also searched as 5310-01-717-2372 · 5310017172372 · NIIN 017172372 · 01-717-2372 · FSC 5310 Nuts and Washers · CAGE 03950 · 721-8541927-A4Q5 · 8541927 · R8611509-A4 · R8611509-A4Q5 · 721-8541927-A4

Nearby stock numbers ← 5310-01-717-2209 Washer, Flat · 5310-01-717-2496 Washer, Flat →

5310-01-717-2372 — Nuts and Washers

Features

Nut Assembly,retainer Ring — FSC 5310
2 manufacturer part numbers on file
Manufacturer of record: Naval Inventory Control Point Mechanicsburg

Identification

NSN: 5310-01-717-2372
NIIN: 017172372
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 721-8541927-A4Q5
Manufacturer: Naval Inventory Control Point Mechanicsburg

General Description

The Nut Assembly,retainer Ring, cataloged under National Stock Number 5310-01-717-2372, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	Nut Assembly,retainer Ring
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Naval Inventory Control Point Mechanicsburg (CAGE 03950)

Technical Specifications

Parameter	Value
NSN	5310-01-717-2372
Primary Part Number	721-8541927-A4Q5
Item Name	Nut Assembly,retainer Ring
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Naval Inventory Control Point Mechanicsburg
Status	ACTIVE

Lifecycle & Compliance

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

⇄ Related Items 5

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

5340-01-721-5267721-8541923-A4 POSSIBLE MATCH

CLEVIS,ROD END

Possible match (shared part number)Naval Sea Systems Command

5365-01-721-546537-37-7888-UT POSSIBLE MATCH

RING,CONNECTING,ROUND

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

5365-01-721-54858541931-19 POSSIBLE MATCH

BUSHING,SLEEVE

Possible match (shared part number)Naval Sea Systems Command

5306-01-728-53438541927-15 POSSIBLE MATCH

BOLT,SHOULDER

Possible match (shared part number)Naval Sea Systems Command

5305-01-733-89558541927-29 POSSIBLE MATCH

SCREW,CAP,SOCKET HEAD

Possible match (shared part number)Naval Sea Systems Command

Cross-Reference Index

Part Number	Manufacturer
721-8541927-A4Q5	Naval Inventory Control Point Mechanicsburg (USA)
R8611509-A4Q5	Naval Inventory Control Point Mechanicsburg (USA)

Reference documents

Reference	Meaning
8541927	D/9 Drawing number reference only Naval Sea Systems Command
R8611509-A4	C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity
721-8541927-A4	3/1 Design control — primary reference Naval Sea Systems Command

Related Parts

5340-01-721-5267POSSIBLE MATCH

CLEVIS,ROD END

721-8541923-A4

5365-01-721-5465POSSIBLE MATCH

RING,CONNECTING,ROUND

37-37-7888-UT

5365-01-721-5485POSSIBLE MATCH

BUSHING,SLEEVE

8541931-19

5306-01-728-5343POSSIBLE MATCH

BOLT,SHOULDER

8541927-15

5305-01-733-8955POSSIBLE MATCH

SCREW,CAP,SOCKET HEAD

8541927-29

Frequently Asked Questions

What is NSN 5310-01-717-2372?

NSN 5310-01-717-2372 is a Nut Assembly,retainer Ring, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-717-2372?

NSN 5310-01-717-2372 has 2 manufacturer part numbers on file: 721-8541927-A4Q5 (Naval Inventory Control Point Mechanicsburg), R8611509-A4Q5 (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 5310-01-717-2372?

5 possible matches (shared part number, not a government interchangeability claim): 5340-01-721-5267, 5365-01-721-5465, 5365-01-721-5485. Verify interchangeability with system specifications before substitution.

Is NSN 5310-01-717-2372 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.

PartsTable Design LLC · partstable.com