Home · NSN 00-756-2004

NSN 00-756-2004 — O-Ring

NIIN 00-756-2004 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 00-756-2004 is the national stock number for an o-ring. It cross-references to 9 manufacturer part numbers from 10 CAGE codes, including Griswold Industries, Honeywell International Inc, Sae International; the primary is 00491B. The unit of issue is EA and the FLIS list price is $0.61.

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 10 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
00491B	86184	Griswold Industries	3 · Design control (vendor)	2 · Fully interchangeable
318S28	06848	Honeywell International Inc	3 · Design control (vendor)	2 · Fully interchangeable
AS3578-250	0U583	Sae International	3 · Design control (vendor)	2 · Fully interchangeable
N0674-70-2-250	1DB40	Advanced Fluid Systems, Inc	3 · Design control (vendor)	2 · Fully interchangeable
SAE-AS3578	0U583	Sae International	3 · Design control (vendor)	1 · Not fully interchangeable
2-250 N506-65	C0308	Parker Hannifin Gmbh O-Ring Division	5 · Secondary reference	9 · Reference only
2-250 N506-65	02697	Parker-Hannifin Corp	5 · Secondary reference	9 · Reference only
AS3578-250	81343	Society Of Automotive Engineers Inc	5 · Secondary reference	9 · Reference only
MS9021-250	96906	Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M	5 · Secondary reference	9 · Reference only
MS9021-250ES	H2313	Eriks B.V.	5 · Secondary reference	9 · Reference only
PRP568-250-4024-65	77308	Parco, LLC	5 · Secondary reference	2 · 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 00491B.

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

DLA management data

FLIS unit price: $0.61
Unit of issue: EA
Acquisition advice: Z — Insurance item
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

Outside Diameter: INCHES MINIMUM 5.219 AND INCHES MAXIMUM 5.305
Cross-Sectional Height: INCHES MINIMUM 0.135 AND INCHES MAXIMUM 0.143
Center Hole Diameter: INCHES MINIMUM 4.969 AND INCHES MAXIMUM 4.999
Hardness Rating: SHORE DUROMETER A NOMINAL 65.0
Material: RUBBER SYNTHETIC

Related stock numbers

Other NSNs filed under the same part numbers.

00-001-4815 · O-Ring
00-005-0668 · O-Ring
00-008-9022 · O-Ring
00-058-0054 · O-Ring
00-060-2682 · O-Ring
00-061-5144 · O-Ring
00-080-0706 · O-Ring
00-080-0708 · 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.