Home · NSN 01-442-7779

NSN 01-442-7779 — Valve,Safety Relief

NIIN 01-442-7779 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 01-442-7779 is the national stock number for a valve,safety relief. It cross-references to 2 manufacturer part numbers from 2 CAGE codes, including Emerson Automation Solutions Final Control Us Lp, Anderson Greenwood Lp Dba Anderson Greenwood Crosby; the primary is 20391. The unit of issue is EA and the FLIS list price is $47,262.08.

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.

2

part numbers from 2 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 01-442-7779: 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
20391-01-E-315015187Emerson Automation Solutions Final Control Us Lp3 · Design control (vendor)2 · Fully interchangeable
20391-01-E-315001343Anderson Greenwood Lp Dba Anderson Greenwood Crosby5 · Secondary reference9 · Reference only
2039101343Anderson Greenwood Lp Dba Anderson Greenwood CrosbyD9 · 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 20391.

Request 20391

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
$47,262.08
Unit of issue
EA
Acquisition advice
Z — Insurance item
Source of supply
SMS
Effective
Oct 1, 2026

Item characteristics

Nominal Pipe Size Accommodated
ALL ENDS INCHES 0.250
Flow Control Device
DISK
Disk Loading Method
SPRING
Maximum Operating Temp
SINGLE RESPONSE FAHRENHEIT 150.0
End Item Identification
WASP CLASS LHD
Valve Operation Method
AUTOMATIC
Connection Type
ALL ENDS UNTHREADED INTERNAL PIPE
Operating Pressure
SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 3450.0
Opening Pressure Setting
POUNDS PER SQUARE INCH 3150.0
Material
SEAT NICKEL ALLOY
Material
BODY NICKEL ALLOY
Material
STEM NICKEL ALLOY
Material
FLOW CONTROL DEVICE NICKEL ALLOY
Material Document And Classification
FLOW CONTROL DEVICE ASSN STD SINGLE MATERIAL RESPONSE AST- B164
Material Document And Classification
STEM ASSN STD SINGLE MATERIAL RESPONSE AST- B164
Material Document And Classification
BODY ASSN STD SINGLE MATERIAL RESPONSE AST- A494
Material Document And Classification
SEAT ASSN STD SINGLE MATERIAL RESPONSE AST- B164

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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