Home · FSC 5331 O-Ring · NSN 5331-00-171-5193

NSN 5331-00-171-5193 — O-Ring

NIIN 00-171-5193 · unit of issue EA · AAC D (stocked, centrally managed (dla)) · source of supply SMS

NSN 5331-00-171-5193 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 2 CAGE codes, including The Boeing Company, Parker-Hannifin Corp; the primary is 5-950N602-70. The unit of issue is EA and the FLIS list price is $10.79.

The U.S. government has bought this item 20 times on record, 20 of them in the last 24 months, most recently on August 13, 2026 at $86.00 each from Broadwing Aviation, LLC. The median unit price paid over 36 months is $8.33. 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.

2

part numbers from 2 CAGEs

0

open solicitations, all agencies

20

government buys in 24 months · median $8.33

0

sellers with confirmed stock

Watch NSN 5331-00-171-5193: an email the morning the government solicits or buys it, or an AD names it. Free.
Know someone who should see this?

Cross-references

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

Part numberCAGEManufacturerReferenceVariation
6-8357681205The Boeing Company3 · Design control (vendor)2 · Fully interchangeable
5-950N602-7002697Parker-Hannifin Corp5 · Secondary reference9 · Reference only

Government demand

Nothing open right now. Last government buy Aug 13, 2026. Watch this NSN and we will email you when it is solicited.

What the government paid

DateVendorQtyUnit costAmountBuyerReference
Aug 13, 2026Broadwing Aviation, LLC 4UBF350$86.00DlaSPETA626P0288
May 7, 2026Noble Supply & Logistics, LLC 1HEN96$8.33DlaSPE4A526FB800
May 7, 2026Noble Supply & Logistics, LLC 1HEN9412$8.33DlaSPE4A526FB699
Apr 17, 2026Noble Supply & Logistics, LLC 1HEN913$8.33DlaSPE4A526FAWRS
Apr 16, 2026Noble Supply & Logistics, LLC 1HEN95$8.33DlaSPE4A526FAVZK
Apr 16, 2026Noble Supply & Logistics, LLC 1HEN94$8.33DlaSPE4A526FAVZJ
Apr 15, 2026Noble Supply & Logistics, LLC 1HEN91$8.33DlaSPE4A526FAVLM
Apr 13, 2026Noble Supply & Logistics, LLC 1HEN913$8.33DlaSPE4A526FAUVS
Apr 7, 2026Noble Supply & Logistics, LLC 1HEN930$8.33DlaSPE4A526FASWE
Apr 2, 2026Noble Supply & Logistics, LLC 1HEN910$8.33DlaSPE4A526FARVV
Apr 1, 2026Noble Supply & Logistics, LLC 1HEN916$8.33DlaSPE4A526FARPX
Mar 30, 2026Noble Supply & Logistics, LLC 1HEN94$8.33DlaSPE4A526FAQSK
Mar 30, 2026Noble Supply & Logistics, LLC 1HEN914$8.33DlaSPE4A526FAQMW
Mar 30, 2026Noble Supply & Logistics, LLC 1HEN95$8.33DlaSPE4A526FAQLP
Mar 18, 2026Noble Supply & Logistics, LLC 1HEN911$8.33DlaSPE4A526FAKTC
Mar 13, 2026Noble Supply & Logistics, LLC 1HEN96$8.33DlaSPE4A526FAHWH
Feb 27, 2026Noble Supply & Logistics, LLC 1HEN94$8.33DlaSPE4A526FACXB
Feb 24, 2026Noble Supply & Logistics, LLC 1HEN97$8.33DlaSPE4A526FABNZ
Feb 19, 2026Noble Supply & Logistics, LLC 1HEN99$8.33DlaSPE4A526FAWW9
Feb 5, 2026Noble Supply & Logistics, LLC 1HEN94$8.33DlaSPE4A526FAJX8

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 20 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 5-950N602-70.

Request 5-950N602-70

No account needed. Goes to the sellers who carry this number or its family.

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

DLA management data

FLIS unit price
$10.79
Unit of issue
EA
Acquisition advice
D — Stocked, centrally managed (DLA)
Source of supply
SMS
Shelf life code
Y
Effective
Jun 1, 2026

Item characteristics

Outside Diameter
INCHES MINIMUM 20.130 AND INCHES MAXIMUM 20.346
Temp Rating
FAHRENHEIT -70.0 AND FAHRENHEIT 180.0
Cross-Sectional Height
INCHES MINIMUM 0.135 AND INCHES MAXIMUM 0.143
Center Hole Diameter
INCHES MINIMUM 19.930 AND INCHES MAXIMUM 19.990
Material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

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.

Get the daily Market Pulse

New DLA RFQs, SAM.gov notices, yesterday's awards and FAA directives, weekday mornings. Free, one click to leave.