Home · FSC 5325 Fastening Devices · NSN 5325-01-656-9840

NSN 5325-01-656-9840 — Ring,Retaining

NIIN 01-656-9840 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 5325-01-656-9840 is the national stock number for a ring,retaining in federal supply class 5325 (Fastening Devices). It cross-references to 2 manufacturer part numbers from 2 CAGE codes, including W.W. Grainger, Inc., Devcom Chemical Biological Center Dba Chemical Biological Center Div U.S. Dept Of Army; the primary is 11B5190588-1. The unit of issue is EA and the FLIS list price is $15.72.

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.

2

part numbers from 2 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 5325-01-656-9840: an email the morning the government solicits or buys it, or an AD names it. Free.
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Cross-references

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

Part numberCAGEManufacturerReferenceVariation
6LD0825795W.W. Grainger, Inc.3 · Design control (vendor)2 · Fully interchangeable
11B5190588-15B5M3Devcom Chemical Biological Center Dba Chemical Biological Center Div U.S. Dept Of Army7 · Replaced/superseded2 · 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 11B5190588-1.

Request 11B5190588-1

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
$15.72
Unit of issue
EA
Acquisition advice
J — Not stocked, central procurement
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

Casehardening Indicator
CASE-HARDENED
Outside Diameter
INCHES NOMINAL 0.415
Minor Thickness
INCHES NOMINAL 0.023
Major Thickness
INCHES NOMINAL 0.027
Material Diameter
INCHES MINIMUM 0.391 AND INCHES MAXIMUM 0.403
Gap Opening
OPENING 90 DEGREES OR MORE
Usage Design
INTERNAL
Material Hardness Rating
ROCKWELL C MINIMUM 51.0 AND ROCKWELL C MAXIMUM 55.0
Strength Rating
POUNDS PER SQUARE INCH (PSI) MINIMUM TENSILE 120000.0
Material
STEEL
Surface Treatment
PHOSPHATE

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.

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