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Technical Data Sheet
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183-181 — 183-181

✓ Government record, cited
Hama · MRO · MRO_GENERAL
PRODUCT OVERVIEW

183-181: 183-181.

- Booklet case with a hidden magnetic fastener. - Stand function for viewing videos. - Slip-in compartments for cards or the like.

- Soft inside lining that protects the sensitive display. - Booklet case with a slim design. - Perfect all-round protection for the Huawei Y6 (2018)/Honor 7A in slim design.

- Smartphone holder with rubber finish that is pleasant to the touch. - Finely structured booklet surface for especially secure grip in the hand. - Two insert compartments on the inside, e.g.

for business cards. This part is cataloged in the U.S. Government catalog under NSN 3120-00-662-8782, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
MRO→ MRO_GENERAL→ 183-181
NSN: 3120-00-662-8782
NIINs: 006628782, 007356456, 011147225
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 31361 — WOODWARD, INC. (USA)
SPECIFICATIONS
overall_width3.100 INCHES NOMINAL IN
overall_height0.360 INCHES NOMINAL IN
overall_length4.800 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyFSC APPLICATION DATA: TEST SET,ELECT. EQUIP.
NSN3120-00-662-8782
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 183-181 · Hama ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
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CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 0.4365 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
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STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
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MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
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BODY INSIDE DIAMETER: 0.3740 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
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MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.4365 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH0.3750 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.3740 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
MATERIALOIL LUBRICATING LUBRICATION
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 183-181?
183-181 is a 183-181 manufactured by Hama. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 183-181?
183-181 is cataloged in the U.S. Government catalog under NSN 3120-00-662-8782. This indicates validated use in U.S. government and defense supply chains.
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