Home · NSN 01-052-3975

NSN 01-052-3975 — Valve,Safety Relief

NIIN 01-052-3975 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 01-052-3975 is the national stock number for a valve,safety relief. It cross-references to 8 manufacturer part numbers from 4 CAGE codes, including Anderson Greenwood Lp Dba Anderson Greenwood Crosby, Dante Valve Company, Danco Valve Company; the primary is 200137. The unit of issue is EA and the FLIS list price is $3,808.23.

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.

part numbers from 4 CAGEs

open solicitations, all agencies

government buys in 24 months

sellers with confirmed stock

Know someone who should see this?

Cross-references

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

Part number	CAGE	Manufacturer	Reference	Variation
87-CS-165 31T50 MODML-185	01343	Anderson Greenwood Lp Dba Anderson Greenwood Crosby	3 · Design control (vendor)	2 · Fully interchangeable
87CS165MOD31T50PSI	01343	Anderson Greenwood Lp Dba Anderson Greenwood Crosby	5 · Secondary reference	9 · Reference only
9521-31T50-ML-185	01343	Anderson Greenwood Lp Dba Anderson Greenwood Crosby	5 · Secondary reference	2 · Fully interchangeable
D42UU-03 1/2 X 3/4 IN.	5P967	Dante Valve Company	5 · Secondary reference	9 · Reference only
D42UU-03 1/2 X 3/4 IN.	65079	Danco Valve Company	5 · Secondary reference	9 · Reference only
D42UU-03H-1/2-3/4	5P967	Dante Valve Company	5 · Secondary reference	2 · Fully interchangeable
87CS165M0D31T50	01343	Anderson Greenwood Lp Dba Anderson Greenwood Crosby	C	1 · Not fully interchangeable
9521 AND ML185	01343	Anderson Greenwood Lp Dba Anderson Greenwood Crosby	C	1 · Not fully interchangeable
200137	93236	Dresser-Rand Co Worthington Compressor Opn A Joint Venture	D	9 · 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 200137.

Listings appear here only while the seller has confirmed them within 60 days. Sellers: list this part free.

DLA management data

FLIS unit price: $3,808.23
Unit of issue: EA
Acquisition advice: J — Not stocked, central procurement
Source of supply: SMS
Effective: Oct 1, 2026

Item characteristics

Thread Direction: ALL ENDS RIGHT-HAND
Flow Control Device: DISK
End Item Identification: LOS ANGELES CLASS SSN(688)
Valve Operation Method: AUTOMATIC
Connection Type: ALL ENDS THREADED EXTERNAL PIPE
Nominal Thread Size: SECOND END INCHES 0.500
Nominal Thread Size: FIRST END INCHES 0.750
Operating Pressure: SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 50.0
Material: BODY COPPER ALLOY
Material Document And Classification: BODY FED SPEC SINGLE MATERIAL RESPONSE QQ-C-390,ALLOY D4 TO D TO
Media For Which Designed: SINGLE RESPONSE AIR
Thread Series Designator: ALL ENDS NPT

Related stock numbers

Other NSNs filed under the same part numbers.

00-148-8962 · Pin,Straight,Headless
01-052-0070 · Valve,Safety Relief
01-118-3293 · Ball,Control Valve
01-144-9208 · Seat,Valve

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.