Home · NSN 00-897-5591

NSN 00-897-5591 — Adapter,Straight,Tube To Boss

NIIN 00-897-5591 · unit of issue EA · AAC D (stocked, centrally managed (dla)) · source of supply SMS

NSN 00-897-5591 is the national stock number for an adapter,straight,tube to boss. It cross-references to 16 manufacturer part numbers from 14 CAGE codes, including Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M, Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M, Sae International; the primary is 0SS-400-1-4STBT. The unit of issue is EA and the FLIS list price is $25.18.

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.

16

part numbers from 14 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 00-897-5591: an email the morning the government solicits or buys it, or an AD names it. Free.
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 numberCAGEManufacturerReferenceVariation
MS51843-3SSB96906Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M2 · Item ident. reference2 · Fully interchangeable
MIL-DTL-1886681349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M41 · Not fully interchangeable
4-4 080120SA0U583Sae International5 · Secondary reference1 · Not fully interchangeable
4-4 080120SA81343Society Of Automotive Engineers Inc5 · Secondary reference9 · Reference only
4F5BUSS98441Parker Hannifin Corp5 · Secondary reference9 · Reference only
4F5BUSS30780Parker-Hannifin Corporation5 · Secondary reference1 · Not fully interchangeable
4F5BUSS45681Parker-Hannifin Corporation5 · Secondary reference9 · Reference only
7327X479470Dana Corp Weatherhead Div5 · Secondary reference9 · Reference only
J5140U583Sae International5 · Secondary reference1 · Not fully interchangeable
J51481343Society Of Automotive Engineers Inc5 · Secondary reference9 · Reference only
UF516-4SS54214Bowes Mfg Inc5 · Secondary reference1 · Not fully interchangeable
4730008975591A00AME.C.A Etablissement Central Des Approvisionnements Des Forces Armees Royales69 · Reference only
0SS-400-1-4STBT60257Evaluation Research CorpC1 · Not fully interchangeable
14-01-924296169Electric Boat CorporationC1 · Not fully interchangeable
4-F5U-SS98441Parker Hannifin CorpC1 · Not fully interchangeable
518-477588953711Naval Sea Systems CommandC1 · Not fully interchangeable
518-4775889 ITEM 2653711Naval Sea Systems CommandC1 · Not fully interchangeable
87794-50196169Electric Boat CorporationC1 · Not fully interchangeable
MS51843-23SS96906Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-MC1 · Not fully interchangeable
SS-400-1-4STBT3T9T9Swagelok CoC1 · 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 0SS-400-1-4STBT.

Request 0SS-400-1-4STBT

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
$25.18
Unit of issue
EA
Acquisition advice
D — Stocked, centrally managed (DLA)
Source of supply
SMS
Effective
Oct 1, 2026

Item characteristics

Thread Class
2A
Maximum Operating Temp
SINGLE RESPONSE CELSIUS 121.0
Connection Type
SECOND END THREADED EXTERNAL BOSS
Connection Type
FIRST END THREADED EXTERNAL TUBE
Nominal Thread Size
ALL ENDS INCHES 0.438
Operating Pressure
SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 3000.0
Seat Angle
FIRST END DEGREES 12.0
Nominal Outside Diameter Tube Accommodated
ALL ENDS INCHES 0.250
Nominal Overall Length
INCHES 1.130
Special Features
DIFFERENTIATED BY SLEEVE STYLE (B) MS51825
Material
OVERALL STEEL CORROSION RESISTING
Media For Which Designed
SINGLE RESPONSE FLUID
Surface Treatment
INSIDE PASSIVATE
Surface Treatment
OUTSIDE PASSIVATE
Thread Series Designator
ALL ENDS UNF
Furnished Items And Quantity
TUBE COUPLING NUT W/SLEEVE 1 AND PREFORMED PACKING 1
Specification/Standard Data
PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 81343-J514 AND PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD T96906--S51843
Nondefinitive Spec/Std Data
FIGURE 20B

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.

Get the daily Market Pulse

New DLA RFQs, SAM.gov notices, yesterday's awards and FAA directives, weekday mornings. Free, one click to leave.