Home · NSN 00-853-6655

NSN 00-853-6655 — O-Ring

NIIN 00-853-6655 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 00-853-6655 is the national stock number for an o-ring. It cross-references to 8 manufacturer part numbers from 11 CAGE codes, including Sae International, Parker-Hannifin Corp, Parker Hannifin Gmbh O-Ring Division; the primary is 1866-21. The unit of issue is EA and the FLIS list price is $1.47.

No government purchase of this stock number is on our record yet. 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 11 CAGEs

open solicitations, all agencies

government buys 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
MS29561-243	0U583	Sae International	3 · Design control (vendor)	2 · Fully interchangeable
SAE AS29561	0U583	Sae International	3 · Design control (vendor)	1 · Not fully interchangeable
2-243 47-071	02697	Parker-Hannifin Corp	5 · Secondary reference	9 · Reference only
2-243 N4771-70	C0308	Parker Hannifin Gmbh O-Ring Division	5 · Secondary reference	9 · Reference only
MS29561-243	81343	Society Of Automotive Engineers Inc	5 · Secondary reference	9 · Reference only
MS29561-243	96906	Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M	5 · Secondary reference	9 · Reference only
MS29561-243	AC910	Aertekno S.R.L.	5 · Secondary reference	2 · Fully interchangeable
MS29561-243	A0126	Leonardo Spa Helicopters Division - Production Site	5 · Secondary reference	2 · Fully interchangeable
5331PL1185301	9009H	Jednolity Indeks Materialowy - Uniform Material Index	6	9 · Reference only
1866-21	81168	Strohmeyer, Julie A. Dba Julie A. Strohmeyer	C	1 · Not fully interchangeable
2-243C0MP0UNDNU	83259	Parker-Hannifin Corporation	C	1 · Not fully interchangeable
497250-315	30086	L3harris Maritime Power & Energy Solutions, Inc.	C	1 · Not fully interchangeable

Government demand

Nothing open right now. Watch this NSN and we will email you when it is solicited.

What the government paid

No government purchase on record for this NSN.

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices.

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 1866-21.

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

DLA management data

FLIS unit price: $1.47
Unit of issue: EA
Acquisition advice: Z — Insurance item
Source of supply: SMS
Shelf life code: Y
Effective: Oct 1, 2026

Item characteristics

Outside Diameter: INCHES NOMINAL 4.387
Cross-Sectional Height: INCHES MINIMUM 0.135 AND INCHES MAXIMUM 0.143
Center Hole Diameter: INCHES MINIMUM 4.094 AND INCHES MAXIMUM 4.124
Elongation Percentage: MAXIMUM 250
Hardness Rating: SHORE DUROMETER A NOMINAL 70.0
Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

Related stock numbers

Other NSNs filed under the same part numbers.

00-826-3751 · O-Ring

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.