Home · NSN 00-204-3457

NSN 00-204-3457 — Elbow,Tube To Boss

NIIN 00-204-3457 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 00-204-3457 is the national stock number for an elbow,tube to boss. It cross-references to 5 manufacturer part numbers from 12 CAGE codes, including Sae International, Aerofit, LLC, Collins Engineering Corp; the primary is AN821-4J. The unit of issue is EA and the FLIS list price is $11.38.

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.

5

part numbers from 12 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 00-204-3457: 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
SAE-AS48410U583Sae International3 · Design control (vendor)1 · Not fully interchangeable
AN821-4J30974Aerofit, LLC5 · Secondary reference1 · Not fully interchangeable
AN821-4J71563Collins Engineering Corp5 · Secondary reference9 · Reference only
AN821-4J22995Crown Fitting Co Inc5 · Secondary reference9 · Reference only
AN821-4J88044Aeronautical Standards Group Dept Of Navy And Air Force5 · Secondary reference9 · Reference only
AN821-4J06581Allan Aircraft Supply Co., LLC5 · Secondary reference1 · Not fully interchangeable
AN821-4J13899Hydro-Fitting Manufacturing Corporation5 · Secondary reference1 · Not fully interchangeable
AN821-4J14397Faber Enterprises, Inc. Div Faber Enterprise Inc5 · Secondary reference9 · Reference only
AN821-4J17341Tech Aero Inc5 · Secondary reference9 · Reference only
AS10340U583Sae International5 · Secondary reference9 · Reference only
AS103481343Society Of Automotive Engineers Inc5 · Secondary reference9 · Reference only
AS1034J040496906Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M5 · Secondary reference9 · Reference only
AS1034J04040U583Sae International5 · Secondary reference9 · Reference only
AS1034J040481343Society Of Automotive Engineers Inc5 · Secondary reference9 · Reference only
AS1034J040459680B. & E. Manufacturing Co., Inc.5 · Secondary reference1 · Not fully interchangeable
AS484181343Society Of Automotive Engineers Inc5 · Secondary reference9 · Reference only
AS48410U583Sae International5 · Secondary reference9 · Reference only

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 AN821-4J.

Request AN821-4J

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
$11.38
Unit of issue
EA
Acquisition advice
Z — Insurance item
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

Thread Class
3A
End Item Identification
AIRCRAFT APPLICATION
Leg Length
ALL ENDS INCHES MINIMUM 0.890 AND INCHES MAXIMUM 0.893
Connection Type
ALL ENDS THREADED EXTERNAL TUBE
Nominal Thread Size
ALL ENDS INCHES 0.438
Seat Angle
ALL ENDS DEGREES 37.0
Flow Angle
DEGREES 90.0
Nominal Outside Diameter Tube Accommodated
FIRST END INCHES 0.250
Material
OVERALL STEEL COMP 304
Material Document And Classification
OVERALL FED STD SINGLE MATERIAL RESPONSE 66
Surface Treatment
OVERALL PASSIVATE
Surface Treatment Document And Classification
INSIDE MIL SPEC SINGLE TREATMENT RESPONSE -IL-S-5002
Surface Treatment Document And Classification
OUTSIDE MIL SPEC SINGLE TREATMENT RESPONSE -IL-F-14072,E300,TY2
Thread Series Designator
ALL ENDS UNIFIED NATIONAL JOINT FINE (UNJF)
Specification/Standard Data
GOVERNMENT STANDARD 88044-AN821

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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