Home · FSC 6540 Ophthalmic Instruments, Equipment, And Supplies · NSN 6540-01-486-3725

NSN 6540-01-486-3725 — Depth Perception Apparatus,Ophth

NIIN 01-486-3725 · unit of issue EA · AAC L (not stocked, local purchase) · source of supply SMS

NSN 6540-01-486-3725 is the national stock number for a depth perception apparatus,ophth in federal supply class 6540 (Ophthalmic Instruments, Equipment, And Supplies). It cross-references to 4 manufacturer part numbers from 3 CAGE codes, including Stereo Optical Company, Inc, Defense Logistics Agency Directorate Of Medical Materiel Defense Supply Center Philadelphia, Lombart Brothers, Inc.; the primary is 01-0221. The unit of issue is EA and the FLIS list price is $290.40.

The U.S. government has bought this item 21 times on record, 15 of them in the last 24 months, most recently on September 14, 2026 for $200 from Stereo Optical Company, Inc. The median unit price paid over 36 months is $200.00. 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 3 CAGEs

0

open solicitations, all agencies

15

government buys in 24 months · median $200.00

0

sellers with confirmed stock

Watch NSN 6540-01-486-3725: 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
SO00102012Stereo Optical Company, Inc3 · Design control (vendor)2 · Fully interchangeable
01-022189875Defense Logistics Agency Directorate Of Medical Materiel Defense Supply Center Philadelphia5 · Secondary reference1 · Not fully interchangeable
RA0SOFLY6T406Lombart Brothers, Inc.5 · Secondary reference2 · Fully interchangeable
STEREO FLY6T406Lombart Brothers, Inc.5 · Secondary reference1 · Not fully interchangeable

Government demand

Nothing open right now. Last government buy Sep 14, 2026. Watch this NSN and we will email you when it is solicited.

What the government paid

DateVendorQtyUnit costAmountBuyerReference
Sep 14, 2026Stereo Optical Company, Inc 02012$200DlaSPE2DS26P3103 » Award/Basic Package View
Aug 25, 2026Stereo Optical Company, Inc 020121$200.00DlaSPE2DS26V9112
Aug 25, 2026Stereo Optical Company, Inc 02012$200DlaSPE2DS26V9112
May 19, 2026Stereo Optical Company, Inc 020121$200.00DlaSPE2DS26P1867
Apr 10, 2026Stereo Optical Company, Inc 020121$200.00DlaSPE2DS26V4547
Feb 23, 2026Stereo Optical Company, Inc 020121$200.00DlaSPE2DS26V3144
Jan 27, 2026Stereo Optical Company, Inc 020122$200.00DlaSPE2DS26V2354
Sep 15, 2025Stereo Optical Company, Inc 020122$200.00DlaSPE2DS25P1794
Aug 8, 2025Stereo Optical Company, Inc 020121$200.00DlaSPE2DS25V155K
Jul 8, 2025Stereo Optical Company, Inc 020123$200.00DlaSPE2DS25P1321
Jun 26, 2025Stereo Optical Company, Inc 020122$200.00DlaSPE2DS25V062E
May 12, 2025Stereo Optical Company, Inc 020121$200.00DlaSPE2DS25V9478
Apr 15, 2025Stereo Optical Company, Inc 020122$200.00DlaSPE2DS25V8165
Apr 14, 2025Stereo Optical Company, Inc 020121$200.00DlaSPE2DS25V8082
Dec 11, 2024Stereo Optical Company, Inc 020123$200.00DlaSPE2DS25V2653
Jun 17, 2024Stereo Optical Company, Inc 020121$200.00DlaSPE2DS24V8442
May 16, 2024Stereo Optical Company, Inc 020121$200.00DlaSPE2DS24V6965
Feb 5, 2024Stereo Optical Company, Inc 020121$200.00DlaSPE2DS24V3026
Jan 26, 2024Stereo Optical Company, Inc 020121$200.00DlaSPE2DS24V2719
Jan 19, 2024Stereo Optical Company, Inc 020121$190.00DlaSPE2DS24V2506

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 21 buys 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 01-0221.

Request 01-0221

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
$290.40
Unit of issue
EA
Acquisition advice
L — Not stocked, local purchase
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

End Item Identification
IDENTIFIES VISION PROBLEMS
Accessory Components And Quantity
STEREO FLY SO-001: HOUSE FLY TEST FOR GROSS STEREOPSIS (3552 TO 700 SECONDS OF ARC),1; GRADED CIRCLE TEST (800 TO 40 SECONDS OF ARC),1; ANIMAL TESTS FOR YOUNG CHILDREN (400 TO 100 SECONDS OF ARC),1; S
Unit Type
STEREOSCOPIC
Part Name Assigned By Controlling Agency
DEPTH PERCEPTION APPARATUS OPHTHALMIC
Special Features
RECOGNIZED AS THE STANDARD FOR STEREO DEPTH PERCEPTION TESTING; EVALUATES BOTH GROSS AND FINE DEPTH PERCEPTION; EFFECTIVE AND EASY TO USE METHOD OF SCREENING VISION FOR ALL AGES; HELPING TO IDENTIFY V
Supplementary Features
STEREOTESTS

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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