Home · FSC 5331 O-Ring · NSN 5331-01-521-3766

NSN 5331-01-521-3766 — O-Ring

NIIN 01-521-3766 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 5331-01-521-3766 is the national stock number for an o-ring in federal supply class 5331 (O-Ring). It cross-references to 2 manufacturer part numbers from 1 CAGE code, including Parker-Hannifin Corporation Div Cylinder Division; the primary is 801929. The unit of issue is EA and the FLIS list price is $250.43.

The U.S. government has bought this item 2 times on record, 1 of them in the last 24 months, most recently on September 10, 2026 for $1,002 from Trend Tool, Inc.. No seller has confirmed stock of it here in the last 60 days; watching the number is free and the first listing triggers an alert.

part numbers from 1 CAGE

open solicitations, all agencies

government buy in 24 months

sellers with confirmed stock

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Cross-references

Part numbers filed against this stock number, with the manufacturer (CAGE) and the FLIS reference codes.

Part number	CAGE	Manufacturer	Reference	Variation
801929	95208	Parker-Hannifin Corporation Div Cylinder Division	3 · Design control (vendor)	9 · Reference only
95142079 ITEM 70	95208	Parker-Hannifin Corporation Div Cylinder Division	5 · Secondary reference	9 · Reference only

Government demand

Nothing open right now. Last government buy Sep 10, 2026. Watch this NSN and we will email you when it is solicited.

What the government paid

Date	Vendor	Qty	Unit cost	Amount	Buyer	Reference
Sep 10, 2026	Trend Tool, Inc. 0FNZ2			$1,002	Dla	SPE7L126V224L » Award/Basic Package View
Feb 21, 2018	Trend Tool, Inc. 0FNZ2	6	$188.01		Dla	SPE5E818P1418

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 2 buys on record in total.

Sellers with confirmed stock

No seller has confirmed stock on this NSN in the last 60 days. Watch it and we will email you when one does, or request a quote on 801929.

Listings appear here only while the seller has confirmed them within 60 days. Sellers: list this part free.

DLA management data

FLIS unit price: $250.43
Unit of issue: EA
Acquisition advice: J — Not stocked, central procurement
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

End Item Identification: HYDRAULIC CYLINDER 95142079
Part Name Assigned By Controlling Agency: PIPING O-RING

Related stock numbers

Other NSNs filed under the same part numbers.

00-734-8603 · Differential,Driving Axle

About this page

An NSN is 13 digits: the 4-digit Federal Supply Class and the 9-digit NIIN. Cross-references come from the federal logistics record; demand from DLA DIBBS, SAM.gov and FPDS; ADs from the Federal Register. Refreshed nightly. Market Pulse shows the whole market.