Home · NSN 01-320-8513

NSN 01-320-8513 — Ring,Retaining

NIIN 01-320-8513 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 01-320-8513 is the national stock number for a ring,retaining. It cross-references to 3 manufacturer part numbers from 2 CAGE codes, including Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M, Spirolox Inc; the primary is M2742620110B. The unit of issue is EA and the FLIS list price is $1,324.88.

No government purchase of this stock number is on our record yet. No seller has confirmed stock of it here in the last 30 days; watching the number is free and the first listing triggers an alert.

3

part numbers from 2 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 01-320-8513: 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
M2742620110B81349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M2 · Item ident. reference2 · Fully interchangeable
MIL-DTL-2742681349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M41 · Not fully interchangeable
RSN-81CD80756Spirolox Inc5 · Secondary reference1 · 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 M2742620110B.

Request M2742620110B

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
$1,324.88
Unit of issue
EA
Acquisition advice
J — Not stocked, central procurement
Source of supply
SMS
Effective
Oct 1, 2026

Item characteristics

Inside Diameter
INCHES MINIMUM 0.743 AND INCHES MAXIMUM 0.756
Casehardening Indicator
NOT CASE-HARDENED
Outside Diameter
INCHES NOMINAL 0.877
Major Thickness
INCHES MINIMUM 0.040 AND INCHES MAXIMUM 0.044
Usage Design
EXTERNAL
Material Hardness Rating
ROCKWELL A MINIMUM 71.0 AND ROCKWELL A MAXIMUM 77.5
Material
STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085 OR STEEL COMP 1090
Material Document And Classification
ASSN STD 1ST MATERIAL RESPONSE AISI 1070 AND ASSN STD 2ND MATERIAL RESPONSE AISI 1074 AND ASSN STD 3RD MATERIAL RESPONSE AISI 1078 AND ASSN STD 4TH MATERIAL RESPONSE AISI 1080 AND ASSN STD 5T
Surface Treatment
CADMIUM AND CHROMATE
Specification/Standard Data
GOVERNMENT SPECIFICATION 81349--IL-R-27426A

Related stock numbers

Other NSNs filed under the same part numbers.

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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