Home · NSN 01-277-8403

NSN 01-277-8403 — Valve,Safety Relief

NIIN 01-277-8403 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 01-277-8403 is the national stock number for a valve,safety relief. It cross-references to 5 manufacturer part numbers from 2 CAGE codes, including Anderson Greenwood Lp Dba Anderson Greenwood Crosby, Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse; the primary is 0020-C02-MC0269. The unit of issue is EA and the FLIS list price is $329.49.

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.

5

part numbers from 2 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 01-277-8403: 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
0020-C02-MC026901343Anderson Greenwood Lp Dba Anderson Greenwood Crosby3 · Design control (vendor)2 · Fully interchangeable
1471-1/2IN16497Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse5 · Secondary reference9 · Reference only
214675-1/2IN-242T 290PSI16497Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse5 · Secondary reference9 · Reference only
147116497Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, DresseD9 · Reference only
21467516497Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, DresseD9 · 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 0020-C02-MC0269.

Request 0020-C02-MC0269

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
$329.49
Unit of issue
EA
Acquisition advice
J — Not stocked, central procurement
Source of supply
SMS
Effective
Oct 1, 2026

Item characteristics

Thread Direction
SECOND END RIGHT-HAND
Thread Direction
FIRST END RIGHT-HAND
Flow Control Device
DISK
Bonnet Type
INSIDE SPRING
Bonnet Attachment Method
THREADED
Disk Loading Method
SPRING
Maximum Operating Temp
SINGLE RESPONSE FAHRENHEIT 450.0
Valve Operation Method
AUTOMATIC
Connection Type
SECOND END THREADED INTERNAL PIPE
Connection Type
FIRST END THREADED EXTERNAL PIPE
Adjustable Pressure Range
POUNDS PER SQUARE INCH 242.0 TO 290.0
Nominal Thread Size
FIRST END INCHES 0.500
Nominal Thread Size
SECOND END INCHES 0.500
Operating Pressure
SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 300.0
Material
SEAT COPPER ALLOY
Material
BODY BRONZE
Material
FLOW CONTROL DEVICE BRONZE
Media For Which Designed
SINGLE RESPONSE WATER-OIL-GAS
Thread Series Designator
FIRST END NPT
Thread Series Designator
SECOND END NPT
Furnished Items And Quantity
CAP 1

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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