Home · NSN 01-500-5643

NSN 01-500-5643 — O-Ring

NIIN 01-500-5643 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 01-500-5643 is the national stock number for an o-ring. It cross-references to 1 manufacturer part number from 2 CAGE codes, including Naval Inventory Control Point Mechanicsburg, Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M; the primary is M83248/1-112CP. The unit of issue is EA and the FLIS list price is $0.09.

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 number from 2 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
M83248/1-112CP	03950	Naval Inventory Control Point Mechanicsburg	3 · Design control (vendor)	1 · Not fully interchangeable
M83248/1-112CP	81349	Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M	4	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 M83248/1-112CP.

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

DLA management data

FLIS unit price: $0.09
Unit of issue: EA
Acquisition advice: J — Not stocked, central procurement
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

Cross-Sectional Height: INCHES MINIMUM 0.100 AND INCHES MAXIMUM 0.106
Center Hole Diameter: INCHES MINIMUM 0.480 AND INCHES MAXIMUM 0.494
End Item Identification: ANGLE RELIEF VALVE
Hardness Rating: SHORE DUROMETER A NOMINAL 75.0
Criticality Code Justification: ZZZW
Material: RUBBER FLUOROCARBON CLASS FPM
Material Document And Classification: MIL SPEC SINGLE MATERIAL RESPONSE -IL-R-83248 TO 1
Departure From Cited Document: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D

Related stock numbers

Other NSNs filed under the same part numbers.

01-029-9918 · 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.