Home · FSC 4820 Valves, Nonpowered · NSN 4820-01-500-7954

NSN 4820-01-500-7954 — Guide,Valve Stem

NIIN 01-500-7954 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 4820-01-500-7954 is the national stock number for a guide,valve stem in federal supply class 4820 (Valves, Nonpowered). It cross-references to 4 manufacturer part numbers from 2 CAGE codes, including Electric Boat Corporation, Naval Sea Systems Command; the primary is 582-7067148. The unit of issue is EA and the FLIS list price is $972.36.

The U.S. government has bought this item 1 time on record, 1 of them in the last 24 months, most recently on August 25, 2026 for $695 from Btm Inc. 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.

4

part numbers from 2 CAGEs

0

open solicitations, all agencies

1

government buy in 24 months

0

sellers with confirmed stock

Watch NSN 4820-01-500-7954: 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
H615-2002-8296169Electric Boat Corporation3 · Design control (vendor)2 · Fully interchangeable
582-7067148-8253711Naval Sea Systems Command5 · Secondary reference2 · Fully interchangeable
582-706714853711Naval Sea Systems CommandD9 · Reference only
H615-200296169Electric Boat CorporationD9 · Reference only

Government demand

Nothing open right now. Last government buy Aug 25, 2026. Watch this NSN and we will email you when it is solicited.

What the government paid

DateVendorQtyUnit costAmountBuyerReference
Aug 25, 2026Btm Inc 9Y5B0$695DlaSPE7MC26V4134

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 1 buy on record in total.

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 582-7067148.

Request 582-7067148

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
$972.36
Unit of issue
EA
Acquisition advice
J — Not stocked, central procurement
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

Countersink Angle In Deg
45.0
Furnished Items
BORE COUNTERSINK
Overall Length
INCHES NOMINAL 0.440
End Item Identification
SEAWOLF CLASS SSN
Groove Quantity
4
Countersink Length
INCHES NOMINAL 0.030
Countersink Location
BB END
Bb End Chamfer Length
INCHES NOMINAL 0.030
Bb End Chamfer Angle In Deg
45.0
Aa End Chamfer Length
INCHES NOMINAL 0.030
Aa End Chamfer Angle In Deg
45.0
Part Name Assigned By Controlling Agency
POPPET GUIDE
Special Features
STEEL MATERIAL MIL-S-22698 GR-A CL-U. NHA IS CAPSTAN ASSEMBLY.
Material
STEEL
Proprietary Characteristics
PACS

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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